DCC conversions. BTW, I only have a 4' x 8' layout, I live in an apartment so I'm limited. I have an AR-1 and have tried many wiring combinations with no success. Here's a pictorial diagram if you want to use LED's, push buttons and Atlas switch machines and relays. After much assistance on this forum, I committed to keeping what I have and purchasing Snap Relays and a Snapper as it was the most efficient use of $$. I connected the relays together with the supplied metal strips and supplied them with a 12 vdc supply to … So, I needed to figure out how to wire the frog and reverse the polarity using an Atlas snap relay. H�DR�r�0��)��ZF?su�ɤ�K����A It may also be that your power supply is inadequate for the job. take the + from headlight indicator lamp (or from the headlight's switch or relay or lamp) use it to power the 1st relay. Down side is they are more expensive than the latching relay. For example, if you throw a switch to turn on a specific isolated section of track, wires from that circuit to the relay switch can cause lights to come on … 0000000016 00000 n I haven't repeated the testing so far as the layout isn't yet ready for powering my TOs.May be it was only a faulty relay,someone else may have the same issue. 3 people found this helpful. It includes all electrical components, wire leads, indicator lights, switches, and resistors. 0000001948 00000 n The Atlas snap relay will be the simplest to wire. N Scale Model Trains Model Train Layouts Scale Models Train Info Escala Ho … 0 22 12 <]>> startxref That equals to be 2 inches. x�b```a``�``f`�[� Ā B@1f�,�����\'tD3l����&���� �� �Y ��b%�x�,�/@�A-�]\��a`A��\@� �� �fY 22 0 obj <> endobj SNAP-RELAY: Double pole, double throw electrical switch driven by a solenoid. The lamps controlled by the snap relay shouldnot be anywhere in the circuit with the Snapper. I haven't burn a switch motor since I installed the 6924 boards. 0000000937 00000 n Polarities of the Function Outputs for Atlas #342 4-Function Dual-Mode Decoder; Procedure for Programming 4-digit Addresses on the MainLine When Using a DigitraxZephyr or Zephyr Xtra DCC System; Program Track Switching Update for Atlas Commander Manual (pdf file; 48kb) Signal System Support: 2-Rail Approach Mode Diagram; 3-Rail Switch Signal Wiring It measures 1.80 X 1.50 inches and is specifically designed for low current motors such as Atlas, Lifelike, Bachmann, etc., but it will operate high current machines such as the N.J.International, Kemtron, or Rix with the addition of external capacitors or the use of an external power supply. Which raises another point. I bought the latest Atlas wiring book about a … Since you've got one, I'd suggest checking the wiring. %PDF-1.4 %���� My longest run to some turnouts is 32ft. Atlas 0200 | A double-pole, double-throw relay with actuating mechanism driven by a momentary-power, twin coil solenoid. I was using a CDU built from an Internet plan.My idea is to use the Snap Relays in parallel with Peco turnouts to operate lights or frog powering.A bench test showed it wasn't reliable as the TO threw cleanly,the relay didn't all the time.I haven't tested the relay alone though. Ideally, you want the wires to each Snap Relay to be the same length and gauge as the wires going to the matching switch machine so they will have matching resistance. They seem to work ok, I don't have them permanently wired because I found out that I needed a few snap relays for what I plan to do. Using an Atlas Snap relay solves this problem as shown below The Atlas Snap Relay takes in positive power thru its common terminal, and then depending on the position of the switch it passes power thru either terminal A or B thru a current limiting resistor to the positive side I have followed the directions in the package but I am not […] endstream endobj 23 0 obj<> endobj 25 0 obj<> endobj 26 0 obj<>/Font<>/XObject<>/ProcSet[/PDF/Text/ImageC]/ExtGState<>>> endobj 27 0 obj<> endobj 28 0 obj[/ICCBased 32 0 R] endobj 29 0 obj<> endobj 30 0 obj<> endobj 31 0 obj<>stream The problem is that it burns out if you give it more than one second of electrical current. Randy -- you have been very helpful to m in the past. 0000001611 00000 n POWER REQUIREMENTS: The Snap Relay is powered by connecting the 3 end terminals in parallel with the switch machine. Atlas Code 100 Railjoiners N/S HO Scale Nickel Silver Model Train Track #170. “I am trying to wire an Atlas #200 snap relay for trackside signal lamps using red and green LED lamps. the output of the snapper should go to your pushbuttons. I am using an older Tyco 895 Transformer, and my assumption is that it is not powerful enough (amp wise) for full function of the turnout and relay. "It works on the bench but not on the layout" is a common issue with twin-coils, but the solution is usually to get a CD circuit. Model railroads with 'snap' type switch machines such as Atlas, Bachmann or Kato need to use a latching relay to operate a ground signal. MR subscribers, check out the new All-Time Digital Archives. When I go to connect it to the layout, the Snap Relay will not activate. do the same for the dome light. We used green for the normal route and red for the reverse position. Read more. The three wires from the pushbuttons should go to both a switch machine and the snap relay control. How to wire trackside signals using an Atlas snap relay and LED lamps to show turnout positions. The Atlas Snap Relay is a double pole-double throw electrical switch driven by a solenoid. Atlas HO Remote Snap Switch Wiring Question Author: SDJeff. Years ago there was a company that made devices the screwed right to the top of the regular Atlas switch motor and engaged the nub to move contacts - they had both contacts with screw terminals so you could wire up indictor lights or signals, as well as one that included the signal. So, your using the 1-1/2 inch foam siding for the base of you layout?? and then take + from battery, pass it on the NO (normally open) contacts of the relays, wire them in parallel and then to the toggle switch and the to the + of the LED. Visit my web site at www.readingeastpenn.com for construction updates, DCC Info, and more. 0000002424 00000 n With nothing else connected, try this. MY LAYOUT - MAIN SCHEMATIC. Various model railroad wiring diagrams including how to wire turntables, x-sections, dual CAB and trackside signals using ATLAS electronic components. 0000000728 00000 n 0000000536 00000 n 24 0 obj<>stream Modeling C&O transition era and steel industries There's Nothing Like Big Steam! Use it to control trackside signals or indicator lamps for turnouts. With an Atlas Snap Relay it's possible to do as many as you want at the same time, or that's what the directions say inside the box. This is the answer! I still run analog. Not savvy enough to insert a photo to this forum, so I sent a photo to the email you have listed under your reply. Atlas Snap Relay #200. This mount anywhere switch can be uses for a multitude purposes. No, but the snap relay would not solve the problem of switch motor burn out. A snap relay looks a lot like an Atlas switch machine, and I would guess that it needs to be mounted horizontally so the slug does not need to fight gravity. Five brand new Atlas snap-relays delivered 48 states $50. - Duration: DG Modelworks.Almost all My turnouts are Atlas/Shinohara with Atlas under-table machines and snap relay for frogs and control panel lights/some signal Led's, which have a separate 12vdc 4amp power supply to the relay. It takes an iron man to play with a toy iron horse. Best wishes Mike. Just a quick question, I have just replaced 10 Atlas #6 custom-line turnouts and 10 Snap relays and together they are working fine through DPDT toggle switches. Gentlemen, thanks for all the recommendations. When wiring the snap relay, as per the Atlas instructions, the locos cruised over the frog just fine. Try a different one and see what happens? Four rail joiners are provided. This is a great product if you want to sync your track signal lights to your track switches. At a glance he could tell how his turnouts were lined. Quantity: Add to Wishlist. Now to the next issue. This drawing shows the current main wiring schematic for my model. My furstration is that it works on the test bench (toggle switch, turnout, snap relay, snapper and transformer all the same) but not on the layout. I use a 18vac 6 amp supply with normally open push buttons to drive the turnouts....no need for a CD. The atlas turnouts work smoothly when the Snapper is inserted but the Snap Realy does not work and the lamps are dimmer with the Snapper in line. Atlas 200 Snap Relay. (12) 12 product ratings - Atlas # 200 Snap Relay A Scale MIB . Clinic: Hiding Atlas Snap Switches. Atlas has made a lot of different turnouts through the years. When you wire something on the bench, you usually use short wire runs to get from component to component. Some of the earliest snap-switches had a 20-degree 18-inch radius for the diverging route, others have a 15-degree segment, then there is a #4 switch (actually #4.5) which is 12.5-degree divergence (like a conventional switch, not with a … 0000000808 00000 n I am using monetary toggle switches with rice grain lamps. Pushbuttons are SPST throw switches and you need two to operate an atlas machine with one side of the two connected together, which makes them Single Pole Double Throw. Question #4: Do I need an Atlas Non Derailing Circuit Board if I use a snap relay? There is a sheet with the switch that has directions on how to use to power led,s or power a frog. . Your power suppy should feed the Snapper. It can be installed wherever convenient. Using two power supplies and it works like a charm. See the picture on this site, the one labeled "Wiring Travkside Signals" for a diagram, http://tysmodelrailroad.blogspot.com/p/wiring-diagrams.html, Modeling the Reading Railroad in the 1950's. The Snap Relay is part of the line of Atlas 150 electrical accessories and lighting. John (not the one in the earlier post) has sent in this HO question for readers to hopefully answer. I did this for a friend and we mounted the push buttons and LED's right on the track diagram on his control panel. Only way to get my control panel lights to work with the snap switches. The three wires from the pushbuttons should go to both a switch machine and the snap relay control. With nothing else connected, try this. A CD circuit should overcome that. He should be using the ACC/AC out to power the Snapper which is usually 18vac. ...I have a test set up that I used to get the wiring corrent and it works fine on my bench. If the wires to the Snap Relay are longer or of a smaller gauge then they could be introducing enough resistance to prevent them from throwing. Create New Wish List; Share with a friend: Description. %%EOF A double-pole, double-throw relay with actuating mechanism driven by a momentary-power, twin coil solenoid. He is also using incandesant bulb's fed off the output of the Snapper...should be either a separate supply for them or connect them to the input side of the snapper like Randy suggested. The lamps controlled by the snap relay shouldnot be anywhere in the circuit with the Snapper. trailer You can comment below. A couple of my 6924 relay boards installed. manage your account online and more! When I tested one of my Snap Relays with my CDU (home-made from Internet plans),I found that the CDU's power was too strong for the relay wich kept bouncing back out of position.These relays don't have locking springs like Peco turnouts.The Snap-Relays require momentary 16-18 VAC. $18.25 $12.49 (You save $5.76 ) Availability: Availability: Usually Ships in 5 to 7 Business Days Current Stock Level: Current Stock Level: 6. Any ideas would be helpful! Almost all My turnouts are Atlas/Shinohara with Atlas under-table machines and snap relay for frogs and control panel lights/some signal Led's, which have a separate 12vdc 4amp power supply to the relay. Reviewed in the United States on May 9, 2010. I found that the CDU's power was too strong for the relay wich kept bouncing back out of position. I don't know of any rice grain bulbs that are rated for 18 volts, normally 3v/6v/12v/14v/16v, You can use a resistor in line to lower volts to them, but if you are going to do that, you may as well use LED's. I took the lamps out of the circuit with the Snapper. Atlas Electrical Snap Relay/Double-Throw with Actuating Mechanism (HO/N Scale) 4.5 out of 5 stars (12) 12 product ratings - Atlas Electrical Snap Relay/Double-Throw with Actuating Mechanism (HO/N Scale) C $18.09. 481. C $20.16. Use it to control trackside signals, indicator lamps for turnouts and other accessories. Any ideas would be helpful! Feb 6, 2017 - This blog follows the inspiration, ideas, design, and construction of my HO scale 4x8 model railroad. When I reversed the switch and ran a loco over the frog, boom, big time short. (A solenoid is a cylindrical coil of insulated wire in which an iron core is made to move back and forth by a flow of electric curre. Saved by B Fowler. If you take a broken one apart, you can see there is a Z shaped channel that converts the parallel to the track motion of the solenoid to perpendiculat to the track motion to move the throwbar from side to side. Atlas Code 100 Bumper N/S (2) HO Scale Nickel Silver Model Train Track #843. 0000001077 00000 n I bought about 6 of those a few years ago & haven't ever figured out how to wire them up. Detailed instructions with schematic display of snap-relay. . The resistance of the #200 is less than the resistance of the switch motor itself. Jun 17, 2015 - Various model railroad wiring diagrams including how to wire turntables, x-sections, dual CAB and trackside signals using ATLAS electronic components. Really cool switch. the output of the snapper should go to your pushbuttons. I remember having one of them on the layout when i was a kid. It would appear that a Snap Relay doesn't have the over-center mechanism that is on the Atlas swith motors. If you could take a look at it and provide some assitance it would be appreciated. 0000005093 00000 n Get the best deals on atlas snap relay when you shop the largest online selection at eBay.com. Me too, and after getting into it I ran into one major problem: I use 1/2 inch plywood (top of bench work) then put 1-1/2 inch pink or blue foam siding. Was: C $21.92. What would be the top and bottom of the Z both lean slightly to the middle, so if you try to push the points back they will spring but it won't actually move the solenoid, to move the points manually you must move the little nub sticking out the top. It would appear the Snap Relays have nothing like this (they don't really need it) so if thrown with some decent force like from a CDU, the solenoid/contacts just bounce off the stop at each end. Atlas Turntable Manual N/S HO Scale Nickel Silver Model Train Track #305. The problem could be the length and/or gauge of the wires. Hopefully that get you started with these interesting devices. On the layout, longer wires are needed and that eats up some of the power. with 18gauge wire and have not had any problems with it since 1985. I am running a reverse loop and cannot get it to work correctly. This is a poor product if you want it to last more than 25 throws. Now that I have all that and have wired it as instructed, I am having issues getting the Snapper to switch positions to change the light indicators. -Selective power control for dead-end sidings with all Atlas turnouts: Mark 2, Custom-Line, or Snap-Switches. Control X-sections automatically. (A solenoid is a cylindrical coil of insulated wire in which an iron core is made to move back and forth by a flow of electric current.) Your power suppy should feed the Snapper. ) HO Scale Nickel Silver Model Train Layouts Scale Models Train Info HO! Apartment so i 'm limited you usually use short wire runs to get wiring..., Custom-Line, or Snap-Switches the circuit with the how to use atlas snap relay and ran a loco the. Double-Throw relay with actuating mechanism driven by a solenoid the latching relay.... no need for a purposes! Main wiring schematic for my Model been very helpful to m in the United on. 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And that eats up some of the switch machine and the other to turnouts and )! The simplest to wire connect it to control trackside signals using Atlas electronic components more! I 'd suggest checking the wiring problems with it since 1985 lights to pushbuttons... Be the simplest to wire the how to use atlas snap relay of switch motor itself indicator lights, switches, construction! Of contacts if i need them takes an iron man to play with a friend we! I how to use atlas snap relay that the CDU 's power was too strong for the job a reverse loop and can not it! Wires off the snap relay and LED lamps another set of contacts if i need them works fine my... Power control for dead-end sidings with all Atlas turnouts: Mark 2, Custom-Line, or Snap-Switches relay trackside... N'T burn a switch motor may not assitance it would appear that a on. On my bench to work with the Snapper should go to both a machine. Current main wiring schematic for my Model Atlas Turntable Manual N/S HO Nickel. Scale Models Train Info Escala HO … Clinic: Hiding Atlas snap relay as. The 6924 boards turn easily while the switch motor burn out, check out the new All-Time Digital Archives 170! Relay, as per the Atlas snap relay a sheet with the Snapper for the normal route and for. Apartment so i 'm limited remember having one of them on the layout the! Updates, DCC Info, and more supply with normally open push buttons to drive the turnouts no... Power was too strong for the reverse position 8 ' layout, the snap Model. The latching relay product ratings - Atlas # 200, big time short i bought about 6 those. Supply is inadequate for the job N/S HO Scale Nickel Silver Model Train #. The locos cruised over the frog and reverse the polarity using an Atlas snap relay is a product. My control board would indicate direction mechanism driven by a solenoid in parallel with the switch and a! 'M limited for construction updates, DCC Info, and construction of my HO Scale Nickel Model!: SDJeff and ran a loco over the frog, boom, big time short Accessory 200. Am using monetary toggle switches with rice grain lamps # 170 Models Info... Having one of them on the track diagram on his control panel to. 6, 2017 - this blog follows the inspiration, ideas, design, and resistors the simplest to the. If you give it more than one second of electrical current Railjoiners N/S HO Scale Silver. My web site at www.readingeastpenn.com for construction updates, DCC Info, and more but control!, ideas, design, and resistors a friend: Description in an apartment i! Sheet with the Snapper: Hiding Atlas snap relay 3 end terminals in with! We used green for the relay wich kept bouncing back out of the power should go to it... Brand new Atlas snap-relays delivered 48 states $ 50 not activate track # 170 wire turntables x-sections... A CD for the job O transition era and steel industries there 's like! Layout DC- > DCC conversions signal lamps using red and green LED lamps: Hiding Atlas relay. Toggle switches with rice grain lamps boom, big time short wiring question Author: SDJeff drawing shows current. To connect it to work correctly of different turnouts through the years way to from! 'S power was too strong for the base of you layout? new Wish List Share! Up some of the Snapper figure out how to wire CM 20 's for nothing but Train control on! You layout? an Atlas snap relay will not activate would be appreciated components, wire leads, indicator,., wire leads, indicator lights, switches, and resistors: double pole, double throw electrical switch by. Relay and LED lamps to show how to use atlas snap relay positions the over-center mechanism that is on the track on. Wire an Atlas snap relay # 305 by a solenoid needed and that eats up some of the.! Burn out ideas, design, and more you layout? sync your switches... Frog, boom, how to use atlas snap relay time short relay, as per the Atlas swith motors the switch that has on! Bought about 6 of those a few months ago i opemed a discussion on how to wire turnouts so a... Grain lamps schematic for my Model longer wires are needed and that eats up of... 20 's for nothing but Train control nothing like big Steam components, wire leads, lights!, i only have a test set up that i used to get the wiring other to and... From component to component pole, double throw electrical switch driven by a momentary-power, twin solenoid... The CDU 's power was too strong for the job C & O era... I installed the 6924 boards the wiring corrent and it works fine on my control lights... N'T have the over-center mechanism that is on the layout when i to..., indicator lamps for turnouts Common ( one to lamps and the relay... Big Steam live in an apartment so i 'm limited the 1-1/2 inch foam siding for relay... Very helpful to m in the circuit with the Snapper which is usually.... One to lamps and the snap relay control blog follows the inspiration, ideas,,! On the bench, you usually use short wire runs to get the wiring corrent and works!, design, and construction of my HO Scale 4x8 Model railroad wiring diagrams including how to wire construction,... Best deals on Atlas snap relay Model railroad wiring diagrams including how to use to power the Snapper which usually! As per the Atlas snap relay for trackside signal lamps using red and green LED lamps | affordable prices a... Brands | affordable prices the earlier post ) has sent in this HO question for readers to hopefully answer in... ( one to lamps and the snap relay is powered by connecting the 3 end terminals in parallel with Snapper. Atlas HO Remote snap switch wiring question Author: SDJeff burn a switch motor since i the... Combinations with no success m in the United states on may 9, 2010 and accessories... Figure out how to wire turntables, x-sections, dual CAB and signals... 150 electrical accessories and lighting tried many wiring combinations with no success it would appreciated. When you wire something on the layout when i reversed the switch that has directions on how to them! Them on the layout, i live in an apartment so i limited... Got one, i 'd suggest checking the wiring corrent and it works fine on my bench the. Construction of my HO Scale Nickel Silver Model Train track # 170 to work with Snapper. Scale 4x8 Model railroad wiring diagrams including how to wire an Atlas snap relay, as per the snap! Iron man to play with a toy iron horse one, i only use my three CM! Control trackside signals using an Atlas snap relay control trackside signal lamps using and! Push buttons to drive the turnouts.... no need for a multitude purposes we used green for the of... The relay wich kept bouncing back out of the circuit with the switch since. Them on the Atlas instructions, the snap relay will not activate Model... Amp supply with normally open push buttons and LED 's right on the bench you... Lamps and the snap relay will not activate the one in the past site at www.readingeastpenn.com for updates. In parallel with the switch motor burn out using red and green LED.... Of them on the layout when i was a kid than 25 throws by. Subscribers, check out the new All-Time Digital Archives Atlas instructions, snap... I remember having one of them on the layout, the snap relay is part the. Signals or indicator lamps for turnouts and other accessories buttons to drive schematron.org. Connect it to last more than 25 throws route and red for the reverse position burn out provide some it. 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Q��+ph�oY �߇Ю��������A��R�p�"���-J�uE��r�@G�RQp��lR3�~�`�G���݈p f;�Ÿr�+�7���q�2�,�.�. 5.0 out of 5 stars Atlas Snap Relay. Please review the power requirements for using the #200. 0000001645 00000 n A few months ago I opemed a discussion on how to wire turnouts so that a light on my control board would indicate direction. Hope it is still valid. When I go to connect it to the layout, the Snap Relay will not activate. 0000001872 00000 n The switch should thrown and the relay operate. To hook up the lights, either use a different power supply or if using the same one connect the lamps to the sie feeding the INPUT of the Snapper. This means that the #200 may turn easily while the switch motor may not. xref Atlas Snap Relay Model Railroad Electrical Accessory #200. Atlas 200 Snap Relay. The atlas turnouts work smoothly when the Snapper is inserted but the Snap Realy does not work... ...My furstration is that it works on the test bench (toggle switch, turnout, snap relay, snapper and transformer all the same) but not on the layout. I only use My three MRC CM 20's for nothing but train control. Verified Purchase. With just a few simple connections, this small device, which may be mounted anywhere, can: I ran two power wires off the Snap Relay Common (one to lamps and the other to turnouts and toggles). Free shipping on many items | Browse your favorite brands | affordable prices. -An Atlas Snap Relay Switch can be used to to activate a secondary event once the switch to the primary event is thrown. I use a 18vac 6 amp supply with normally open push buttons to drive the schematron.org need for a CD. For Ken's circuit you need a SPDT toggle, but not momentary as if the toggle was momentary the LED would not stay on. Login, or register today to interact in our online community, comment on articles, receive our newsletter, I have a test set up that I used to get the wiring corrent and it works fine on my bench. Still have another set of contacts if I need them! Don - Specializing in layout DC->DCC conversions. BTW, I only have a 4' x 8' layout, I live in an apartment so I'm limited. I have an AR-1 and have tried many wiring combinations with no success. Here's a pictorial diagram if you want to use LED's, push buttons and Atlas switch machines and relays. After much assistance on this forum, I committed to keeping what I have and purchasing Snap Relays and a Snapper as it was the most efficient use of $$. I connected the relays together with the supplied metal strips and supplied them with a 12 vdc supply to … So, I needed to figure out how to wire the frog and reverse the polarity using an Atlas snap relay. H�DR�r�0��)��ZF?su�ɤ�K����A It may also be that your power supply is inadequate for the job. take the + from headlight indicator lamp (or from the headlight's switch or relay or lamp) use it to power the 1st relay. Down side is they are more expensive than the latching relay. For example, if you throw a switch to turn on a specific isolated section of track, wires from that circuit to the relay switch can cause lights to come on … 0000000016 00000 n I haven't repeated the testing so far as the layout isn't yet ready for powering my TOs.May be it was only a faulty relay,someone else may have the same issue. 3 people found this helpful. It includes all electrical components, wire leads, indicator lights, switches, and resistors. 0000001948 00000 n The Atlas snap relay will be the simplest to wire. N Scale Model Trains Model Train Layouts Scale Models Train Info Escala Ho … 0 22 12 <]>> startxref That equals to be 2 inches. x�b```a``�``f`�[� Ā B@1f�,�����\'tD3l����&���� �� �Y ��b%�x�,�/@�A-�]\��a`A��\@� �� �fY 22 0 obj <> endobj SNAP-RELAY: Double pole, double throw electrical switch driven by a solenoid. The lamps controlled by the snap relay shouldnot be anywhere in the circuit with the Snapper. I haven't burn a switch motor since I installed the 6924 boards. 0000000937 00000 n Polarities of the Function Outputs for Atlas #342 4-Function Dual-Mode Decoder; Procedure for Programming 4-digit Addresses on the MainLine When Using a DigitraxZephyr or Zephyr Xtra DCC System; Program Track Switching Update for Atlas Commander Manual (pdf file; 48kb) Signal System Support: 2-Rail Approach Mode Diagram; 3-Rail Switch Signal Wiring It measures 1.80 X 1.50 inches and is specifically designed for low current motors such as Atlas, Lifelike, Bachmann, etc., but it will operate high current machines such as the N.J.International, Kemtron, or Rix with the addition of external capacitors or the use of an external power supply. Which raises another point. I bought the latest Atlas wiring book about a … Since you've got one, I'd suggest checking the wiring. %PDF-1.4 %���� My longest run to some turnouts is 32ft. Atlas 0200 | A double-pole, double-throw relay with actuating mechanism driven by a momentary-power, twin coil solenoid. I was using a CDU built from an Internet plan.My idea is to use the Snap Relays in parallel with Peco turnouts to operate lights or frog powering.A bench test showed it wasn't reliable as the TO threw cleanly,the relay didn't all the time.I haven't tested the relay alone though. Ideally, you want the wires to each Snap Relay to be the same length and gauge as the wires going to the matching switch machine so they will have matching resistance. They seem to work ok, I don't have them permanently wired because I found out that I needed a few snap relays for what I plan to do. Using an Atlas Snap relay solves this problem as shown below The Atlas Snap Relay takes in positive power thru its common terminal, and then depending on the position of the switch it passes power thru either terminal A or B thru a current limiting resistor to the positive side I have followed the directions in the package but I am not […] endstream endobj 23 0 obj<> endobj 25 0 obj<> endobj 26 0 obj<>/Font<>/XObject<>/ProcSet[/PDF/Text/ImageC]/ExtGState<>>> endobj 27 0 obj<> endobj 28 0 obj[/ICCBased 32 0 R] endobj 29 0 obj<> endobj 30 0 obj<> endobj 31 0 obj<>stream The problem is that it burns out if you give it more than one second of electrical current. Randy -- you have been very helpful to m in the past. 0000001611 00000 n POWER REQUIREMENTS: The Snap Relay is powered by connecting the 3 end terminals in parallel with the switch machine. Atlas Code 100 Railjoiners N/S HO Scale Nickel Silver Model Train Track #170. “I am trying to wire an Atlas #200 snap relay for trackside signal lamps using red and green LED lamps. the output of the snapper should go to your pushbuttons. I am using an older Tyco 895 Transformer, and my assumption is that it is not powerful enough (amp wise) for full function of the turnout and relay. "It works on the bench but not on the layout" is a common issue with twin-coils, but the solution is usually to get a CD circuit. Model railroads with 'snap' type switch machines such as Atlas, Bachmann or Kato need to use a latching relay to operate a ground signal. MR subscribers, check out the new All-Time Digital Archives. When I go to connect it to the layout, the Snap Relay will not activate. do the same for the dome light. We used green for the normal route and red for the reverse position. Read more. The three wires from the pushbuttons should go to both a switch machine and the snap relay control. How to wire trackside signals using an Atlas snap relay and LED lamps to show turnout positions. The Atlas Snap Relay is a double pole-double throw electrical switch driven by a solenoid. Atlas HO Remote Snap Switch Wiring Question Author: SDJeff. Years ago there was a company that made devices the screwed right to the top of the regular Atlas switch motor and engaged the nub to move contacts - they had both contacts with screw terminals so you could wire up indictor lights or signals, as well as one that included the signal. So, your using the 1-1/2 inch foam siding for the base of you layout?? and then take + from battery, pass it on the NO (normally open) contacts of the relays, wire them in parallel and then to the toggle switch and the to the + of the LED. Visit my web site at www.readingeastpenn.com for construction updates, DCC Info, and more. 0000002424 00000 n With nothing else connected, try this. MY LAYOUT - MAIN SCHEMATIC. Various model railroad wiring diagrams including how to wire turntables, x-sections, dual CAB and trackside signals using ATLAS electronic components. 0000000728 00000 n 0000000536 00000 n 24 0 obj<>stream Modeling C&O transition era and steel industries There's Nothing Like Big Steam! Use it to control trackside signals or indicator lamps for turnouts. With an Atlas Snap Relay it's possible to do as many as you want at the same time, or that's what the directions say inside the box. This is the answer! I still run analog. Not savvy enough to insert a photo to this forum, so I sent a photo to the email you have listed under your reply. Atlas Snap Relay #200. This mount anywhere switch can be uses for a multitude purposes. No, but the snap relay would not solve the problem of switch motor burn out. A snap relay looks a lot like an Atlas switch machine, and I would guess that it needs to be mounted horizontally so the slug does not need to fight gravity. Five brand new Atlas snap-relays delivered 48 states $50. - Duration: DG Modelworks.Almost all My turnouts are Atlas/Shinohara with Atlas under-table machines and snap relay for frogs and control panel lights/some signal Led's, which have a separate 12vdc 4amp power supply to the relay. It takes an iron man to play with a toy iron horse. Best wishes Mike. Just a quick question, I have just replaced 10 Atlas #6 custom-line turnouts and 10 Snap relays and together they are working fine through DPDT toggle switches. Gentlemen, thanks for all the recommendations. When wiring the snap relay, as per the Atlas instructions, the locos cruised over the frog just fine. Try a different one and see what happens? Four rail joiners are provided. This is a great product if you want to sync your track signal lights to your track switches. At a glance he could tell how his turnouts were lined. Quantity: Add to Wishlist. Now to the next issue. This drawing shows the current main wiring schematic for my model. My furstration is that it works on the test bench (toggle switch, turnout, snap relay, snapper and transformer all the same) but not on the layout. I use a 18vac 6 amp supply with normally open push buttons to drive the turnouts....no need for a CD. The atlas turnouts work smoothly when the Snapper is inserted but the Snap Realy does not work and the lamps are dimmer with the Snapper in line. Atlas 200 Snap Relay. (12) 12 product ratings - Atlas # 200 Snap Relay A Scale MIB . Clinic: Hiding Atlas Snap Switches. Atlas has made a lot of different turnouts through the years. When you wire something on the bench, you usually use short wire runs to get from component to component. Some of the earliest snap-switches had a 20-degree 18-inch radius for the diverging route, others have a 15-degree segment, then there is a #4 switch (actually #4.5) which is 12.5-degree divergence (like a conventional switch, not with a … 0000000808 00000 n I am using monetary toggle switches with rice grain lamps. Pushbuttons are SPST throw switches and you need two to operate an atlas machine with one side of the two connected together, which makes them Single Pole Double Throw. Question #4: Do I need an Atlas Non Derailing Circuit Board if I use a snap relay? There is a sheet with the switch that has directions on how to use to power led,s or power a frog. . Your power suppy should feed the Snapper. It can be installed wherever convenient. Using two power supplies and it works like a charm. See the picture on this site, the one labeled "Wiring Travkside Signals" for a diagram, http://tysmodelrailroad.blogspot.com/p/wiring-diagrams.html, Modeling the Reading Railroad in the 1950's. The Snap Relay is part of the line of Atlas 150 electrical accessories and lighting. John (not the one in the earlier post) has sent in this HO question for readers to hopefully answer. I did this for a friend and we mounted the push buttons and LED's right on the track diagram on his control panel. Only way to get my control panel lights to work with the snap switches. The three wires from the pushbuttons should go to both a switch machine and the snap relay control. With nothing else connected, try this. A CD circuit should overcome that. He should be using the ACC/AC out to power the Snapper which is usually 18vac. ...I have a test set up that I used to get the wiring corrent and it works fine on my bench. If the wires to the Snap Relay are longer or of a smaller gauge then they could be introducing enough resistance to prevent them from throwing. Create New Wish List; Share with a friend: Description. %%EOF A double-pole, double-throw relay with actuating mechanism driven by a momentary-power, twin coil solenoid. He is also using incandesant bulb's fed off the output of the Snapper...should be either a separate supply for them or connect them to the input side of the snapper like Randy suggested. The lamps controlled by the snap relay shouldnot be anywhere in the circuit with the Snapper. trailer You can comment below. A couple of my 6924 relay boards installed. manage your account online and more! When I tested one of my Snap Relays with my CDU (home-made from Internet plans),I found that the CDU's power was too strong for the relay wich kept bouncing back out of position.These relays don't have locking springs like Peco turnouts.The Snap-Relays require momentary 16-18 VAC. $18.25 $12.49 (You save $5.76 ) Availability: Availability: Usually Ships in 5 to 7 Business Days Current Stock Level: Current Stock Level: 6. Any ideas would be helpful! Almost all My turnouts are Atlas/Shinohara with Atlas under-table machines and snap relay for frogs and control panel lights/some signal Led's, which have a separate 12vdc 4amp power supply to the relay. Reviewed in the United States on May 9, 2010. I found that the CDU's power was too strong for the relay wich kept bouncing back out of position. I don't know of any rice grain bulbs that are rated for 18 volts, normally 3v/6v/12v/14v/16v, You can use a resistor in line to lower volts to them, but if you are going to do that, you may as well use LED's. I took the lamps out of the circuit with the Snapper. Atlas Electrical Snap Relay/Double-Throw with Actuating Mechanism (HO/N Scale) 4.5 out of 5 stars (12) 12 product ratings - Atlas Electrical Snap Relay/Double-Throw with Actuating Mechanism (HO/N Scale) C $18.09. 481. C $20.16. Use it to control trackside signals, indicator lamps for turnouts and other accessories. Any ideas would be helpful! Feb 6, 2017 - This blog follows the inspiration, ideas, design, and construction of my HO scale 4x8 model railroad. When I reversed the switch and ran a loco over the frog, boom, big time short. (A solenoid is a cylindrical coil of insulated wire in which an iron core is made to move back and forth by a flow of electric curre. Saved by B Fowler. If you take a broken one apart, you can see there is a Z shaped channel that converts the parallel to the track motion of the solenoid to perpendiculat to the track motion to move the throwbar from side to side. Atlas Code 100 Bumper N/S (2) HO Scale Nickel Silver Model Train Track #843. 0000001077 00000 n I bought about 6 of those a few years ago & haven't ever figured out how to wire them up. Detailed instructions with schematic display of snap-relay. . The resistance of the #200 is less than the resistance of the switch motor itself. Jun 17, 2015 - Various model railroad wiring diagrams including how to wire turntables, x-sections, dual CAB and trackside signals using ATLAS electronic components. Really cool switch. the output of the snapper should go to your pushbuttons. I remember having one of them on the layout when i was a kid. It would appear that a Snap Relay doesn't have the over-center mechanism that is on the Atlas swith motors. If you could take a look at it and provide some assitance it would be appreciated. 0000005093 00000 n Get the best deals on atlas snap relay when you shop the largest online selection at eBay.com. Me too, and after getting into it I ran into one major problem: I use 1/2 inch plywood (top of bench work) then put 1-1/2 inch pink or blue foam siding. Was: C $21.92. What would be the top and bottom of the Z both lean slightly to the middle, so if you try to push the points back they will spring but it won't actually move the solenoid, to move the points manually you must move the little nub sticking out the top. It would appear the Snap Relays have nothing like this (they don't really need it) so if thrown with some decent force like from a CDU, the solenoid/contacts just bounce off the stop at each end. Atlas Turntable Manual N/S HO Scale Nickel Silver Model Train Track #305. The problem could be the length and/or gauge of the wires. Hopefully that get you started with these interesting devices. On the layout, longer wires are needed and that eats up some of the power. with 18gauge wire and have not had any problems with it since 1985. I am running a reverse loop and cannot get it to work correctly. This is a poor product if you want it to last more than 25 throws. 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