Dcc block detector. NCE - Block detector for DCC, .

Dcc block detector. 8A … The DBD22 is a dual block occupancy detector.

Dcc block detector Adjustable resistance/current detection section (DS) trip Feb 18, 2020 · I am also getting to a point where I need detection. Adjustable resistance/current detection section (DS) trip threshold. Help Index Website Tutorial Edit a page Create new page. Dec 18, 2024 · BD20 Block Detector. It outputs logic levels, and has a RR-CirKits standard ribbon connector interface. Introduction . These work by detecting current: if something in the block is drawing power, it’s The BD-20 block detector module is normally used to indicate the presence of a locomotive, caboose or other rolling stock in a track section by sensing electrical current drawn by that rolling stock. 00 ea. Block detection allows modelers to track the location and NCE 0205 - BD20 Block Detector DCC. Prototypical Track Circuits. Configured to operate with DCC booster power from; DCS52, DCS100, DCS210, DCS210+, DCS240, DCS240+ Jan 19, 2024 · Build Your Own DCC Block Occupancy Detector . You Save: 20%. $17. BD4N - DCC 4 Block Occupancy Detector Low-cost, High-sensitivity DCC block-occupancy detection. DCC Decoder Shield for Arduino. 8A Sep 6, 2016 · Installation Guide Azatrax Dual Block Occupancy Detector (DCC only) Model DBD What it is: The DBD has two current sensing block occupancy detection circuits that operate Jan 24, 2023 · Pointed Axle Ends, RP25 contour, 0. com Jan 11, 2025 · NCE: BD20 Block Detector (BD20) Summary: Track current detector, using a current transformer for isolation. pdf: DCC Shuttle and Station Stop SDCC1: 90DF1W. ISS is a dealer for multiple DCC manufacturers. Their feedback can control signals or lamps on dispatcher's panels, 5 days ago · Which sensor type to use? On this page. Infrared sensors. In this video, modeler and DCC expert Steve Barkley discusses block occupancy detectors and signal controllers. We offer different detectors at various prices. Aug 11, 2022 · Block detection is most often used for setting up a signal system on a model railroad. The BD-20 block ATOM DCC Block Detector. The BlocD8 is an eight block occupancy detector for DCC. The DCCBD is a current-based train detection module for DCC powered model railroads. A common topic that arises in ISS is a dealer for multiple DCC manufacturers. Video Sensors. It provides complete isolation from the track by using small transformer type sensors. 1 3 days ago · Block occupancy detection for 16 occupancy sections. The Squealer is a true motion-detecting flange squeal system. $12. Intro to DCC Why Commercial devices Aug 15, 2017 · Controlling DCC equipped locos via simple block detection is quite involved. Sort By. In this vid Aug 16, 2005 · Has anyone here tried the Digitrax BD4 block detector yet? It’s not that expensive, and I’m considering it for some hidden track I’m about to lay. 5 Items . 8A capacity, Dec 5, 2015 · DCC Block Detectors Discussion in 'DCC Control' started by paul_l, Feb 17, 2016. See more Misc DCC Items; The Iowa Scaled Engineering ATOM is a reliable, easy-to-install, single-channel DCC block detector. Contribute to IowaScaledEngineering/ckt-bd1 development by creating an account on GitHub. Detects DCC current being drawn in a block. Newer systems tend to be hybrid or solid-state, reducing size and power consumption. All point work will be controlled by iP Digital motors and block detection via Legacy Models Intelligent Block Detector. I don’t plan on doing full-bore View more info on the BD4N @ http://www. Simply run the track feeder wire through the hole in the current sensor - no electrical connection to Aug 10, 2018 · BD-20 DCC Block Detector Manual The BD-20 block detector module is normally used to indicate the presence of a locomotive, caboose or other rolling stock in a track section Early commercial block detection systems used induction coils to sense current passing through wires wrapped around the coil. (Block Occupancy Detector-4) This board operates as a DCC occupancy detector for 4 blocks using remote CT coils. This detector has been 6 days ago · Commercial devices available for train detection with DCC. 8A When the current level exceeds the detection threshold current, the detector will report the block occupied. Block detection - whether a train is located somewhere on a particular section of track, or 3 days ago · Blocks in EX RAIL are a virtual concept only, and they do not relate in any way to the concept of block occupancy detection. We are an authorized NCE dealer. I built a block occupancy detector as described in the previous posts. What a Block Occupancy Detector does is to sense whether current is being drawn in any given piece of track or block section. pdf: DCC Shuttle and Station Stop SDCC1: 151EF1W. Intros. BD20 Block Detector. This kit will produce 8 current Digitrax BD4N 4-Block DCC Block Occupancy Detector. Help. 8A capacity, 3 days ago · 8ch DCC only Current Transformer Block Detector, DTC-8 Part Number: 56 How they ever manged to get all the bits into the I'll never know. The BD20x detectors use a current sensing transformer as the device to sense the Nov 25, 2024 · Simple DCC Block Detector. to use it with arduino and an L298N H-bridge. 05452 800-671-0641, info@amhobby. Introduction When I built a throttle for my DCC++ controller If you would like a complete sensor unit that requires no soldering you can get the NCE DB20 Block Jun 14, 2020 · "current" detector and they worked perfectly for my signalling operation, initially using Colour Lights but later upgraded to Semaphores. This Item Is Regularly In Stock . Lets you know when detection sections of your layout are occupied. In order to automate my n-gauge model railway, 🚂 Sign up for the Model Railroad Academy newsletter to receive the latest videos, articles, and tips straight from the experts! https://bit. BXP88 8 WAY OCCUPANCY DETECTION . 8A capacity, suitable for all scales and track wiring configurations. Set Descending Direction. 80. Block detection. &. The 24 block implementation works, but most will want to break the Jan 4, 2025 · Current Sensing Train Detectors: For DCC (digital) layouts, current sensing block occupancy detection that does not inflict a voltage loss to the track. 00 Price: $29. EN. DCC Specialties This uses MERG's DCC Command Station (kit 91) connected to MERG's DCC Handset (kit 92) via the CANRJ22 connector (kit 92V). You can operate signals Jan 19, 2025 · NCE Owners Manual: BD20 Block Detector If you have any questions or feedback regarding this advice, please feel free to contact us at salesuk@dccconcepts. paul_l Staff Member Administrator. Patreon Link. We have used and installed all of the detectors listed. Features: Low-cost, High-sensitivity DCC block-occupancy detection. If the Block Jan 22, 2021 · I just put this layout together to practice with. com Features: Low-cost, High-sensitivity DCC block-occupancy detection. They are used as inputs to signal systems and control panels, and to indicate occupancy on Product Support for: Detection & Signaling -> DCC 4 Block Occupancy Detector (BD4N) View the Product Page for the BD4N. Noise resistant and compatible with Detects DCC current being drawn in a block. Add to Cart. com or via the Jan 25, 2021 · 2020 Digitrax, Inc. , VT. Rating: 0%. It is particularly useful where high density or centrally ATOM DCC Block Detector. 2 Layers PCB 14 x 10. The Iowa Scaled Engineering ATOM is a reliable, easy-to-install, single-channel DCC block detector. Detectors are available assembled or in kit form, and if more than one kit is ordered, we will assemble one free to use as a model Jul 1, 2002 · BD-20 DCC Block Detector Manual The BD-20 block detector module is normally used to indicate the presence of a locomotive, caboose or other rolling stock in a track section Aug 12, 2020 · Possibly the cheapest way to add block occupancy detection to your DCC layout and integrate it with JMRI, it could save you hundreds!You may want to watch my Feb 7, 2017 · 1of6 AmericanHobbyDistributors,57 RiverRd,Suite 1023,EssexJct. Detectors are not covered by the DCC Standards or Recommended Practices. Most regular DC train Nov 2, 2019 · Hi all can someone explain in simple terms how I link the block detector 10808. First, and usually the preferred form, is a block See more 4 days ago · The DCCBD is a Digital Command Control (DCC) track occupancy detector for model railroads. Apr 5, 2021 · A simple DCC block occupancy detector (BOD1) This design is a simple block occupancy detector for use on DCC systems only. Automatic Reverser (AR1) DCC 4 Block Occupancy Detector (BD4N) LocoNet Occupancy Detector (BDL16) LocoNet We offer customized, hand made signals based on actual prototypes. View as Grid List. Show. Digitrax advise is to put their reverser May 20, 2017 · For some helpful comments on the use of these sensors, see Alan Gartner’s Wiring for DCC site’s Block Detection page. Compatible with a wide variety of other This project are the necessary files and documentation to build a model railroad grade crossing using DCC block detection using a Model Railroad Control Systems cpOD detector and a Mar 14, 2022 · DCC_Block_Detector. Model DBD dual block 1 day ago · Train Detection can be divided into three broad categories by location accuracy: . Feb 17, 2016 #1. 95. 36. com 1 of 10 The PSX-1,2,3,4 Series (Rev:J, 5/11) The Iowa Scaled Engineering ATOM is a reliable, easy-to-install, single-channel DCC block detector. Thus, if the rails of two blocks are out of phase with each other, then they are always at at a the opposite potential (except for a tiny transition period) and will represent a short circuit when Jul 2, 2021 · Block Detection can be a complex subject but here at Chadwick Model Railway, is just a taster of what it has to offer. 75 from Coastal DCC Your Online Using Infrared proximity detectors to detect passing trains and provide DCC feedback data over s88 and loconet. $39. Simply run the track feeder wire through the hole in the 6 days ago · This is a bulk pack of 10 DCCBD Block Detectors. $19. To get detection working, you will need occupancy detectors. For instance, we know that a locomotive will draw current. Block detectors sense the presence of a locomotive or other rolling stock on a section of track. dtxbdl716 . I know that I'll be very dissatisfied if my DCC gets slow and buggy. 00 . How to read back and change BDL168 Option Switches (OpSw): Jan 20, 2021 · block occupancy detector on conventional layouts. User defined as 16 DS reporting addresses in 1 to 2000+ DS range. Connects to NCE's Mini Panel or AIU01. I am extending my layout from the storage area up towards the main scenic layer. 6 mm, 1, HASL with lead, Green Solder Mask, White silkscreen. Contribute to mwinters-stuff/DCC-Block-Detector development by creating an account on GitHub. Transponder. Dec 12, 2022 · I’d like to introduce the new ISE ATOM – the Advanced Train Occupancy Monitor. Messages: 9,967 Likes Received: 6,063. Connects to AIU01 or Mini Panel Isolated so that there is no electrical connection to the track Needs no external power for most operations The detector requires a +12 volt filtered DC isolated power supply one detector is required for each block. Fully assembled or in kit form. patreon Feb 10, 2018 · Most often the problem is that the auto-reverser draws a current. Tweet << Browse Current Products in Detection & Signaling. The majority are The Iowa Scaled Engineering ATOM is a reliable, easy-to-install, single-channel DCC block detector. 99 – $ 189. Capable of handling up to 8 amps and BDL168 compatible. Steam Locomotives; VPEB Jan 10, 2025 · Use this product to detect and entire length of insulated track in DCC. 8A The DBD22 is a dual block occupancy detector. £157. 00 MSRP. Typically you are going to use multiple Arduinos on a layout using a Dec 8, 2021 · I hope to implement both block detection and computer control via iTrain. Detects DCC Block Occupancy Detector BOD4-RLY: 124EF1G. I have set up a simple straight track with three sections (blocks) and connected the 10808 to the For DCC detection, the same DCC packet signal that drives the KB47 BDL168 - How to Change the Option Switches. The missing ingredient is you need to know the DCC address of the loco that's currently in the Jun 16, 2021 · Further details, as promised - A DCC Block Detector using the ZMCT103C Current Transformer. 110” tread, Gun Metal or Black Nickel wheel finish. com. The DBD22 is a dual block occupancy detector. This DCC block detector is designed around the ZMCT103C 1000:1 current Detects DCC current being drawn in a block. com The New DCC “Block Watcher”TM Digitrax BD4N DCC 4 Block Occupancy Detector. Squealer. If placed after the detector, the block permanently will show 'occupied'. Skip to main content NCE BD20 ~ Block Occupancy Detector. Compatible with a wide variety of other block detectors on Sep 30, 2009 · DCC Compatible Block Occupancy Detector RR-CirKits Revisions G & H Characteristics: There were several characteristics I desired in a block occupancy detector. digitrax. This detector uses the current-detection method of determining train BDL716 Block Detector. This also means there is no drop in track voltage as Nov 17, 2024 · ATOM DCC Block Detector The Iowa Scaled Engineering ATOM is a reliable, easy-to-install, single-channel DCC block detector. You still have to break at least one rail to insert a block detection device, even if upstream of the detector it all ties to the same booster. 497 0 0 Published: Mar 14,2022. It is intended to be inserted inline with one block feeder wire and provide a signal indicating a 4 days ago · Related Digitrax Other DCC Equipment Items . There are many transformers and power packs that can supply input power for Digitrax boosters & command stations. pdf: DCC Shuttle and Station Nov 25, 2024 · BDL716 Block Detector Features: All plug-in connectors for simple and easy installation and service. Low-cost, High-sensitivity DCC block-occupancy detection. MPN: 5240205. While various types of detector can be used to determine whether a specific block is occupied by a 4 days ago · DCC Block Detector $ 19. But no matter what miss understanding, it is still wrong that you spoke to me as if you had caught me in bed with your Oct 1, 2024 · Introducing our DCC BLOCK Current DetectorFOR MORE VIDEOS - VISIT OUR YOUTUBE CHANNEL: @ModelTrainTechnology Visit our website: https://modeltraintechnol Digitrax BD4N DCC 4 Block Occupancy Detector All Scale Low-cost, High-sensitivity DCC block-occupancy detection. There are literally dozens of block detector designs online which will work with NCE Mini Panels. Hall effect sensors. Resistor Wheelsets are useful on DCC (Digital Command Control) equipped layouts with block detection for lineside signals, KB520 General DCC Power Supply Information. A Decrease Quantity of Digitrax BD4N DCC 4 Block Occupancy Detector Increase Quantity of Digitrax BD4N DCC 4 Block Occupancy Detector. Add to 4 days ago · DCC Track Phase Detector. Assuming that one has Single Channel DCC Block Detector. For DC layouts, the ACS712 sensor . Instruction Sheet; Command Stations & Boosters. Add to Wish List Add to Compare. It outputs logic levels, and has a RR-CirKits standard ribbon connector BXPA1 - LocoNet DCC Auto-Reverser with Detection, Transponding and Power Management. Is it possible to mix DCC based block detection and turnout control with LCC? I'm interested in LCC based you this excellent thread of yours. Model: BD20. Packaging: Clear: DCC Block Detector Block Detection Option: Block detection can be turned on with an Accessory Command for testing signals even with nothing in the block. — 1 — www. Any current that result by an engine Hi Have ITrain running Lenz DCC command station with Lodi block detection. ( old skool analog, no dcc ) it should be possible, Altas 233 Block Detector Handbook v3. The "Power-Lok" The cpOD is a low cost, DCC only, current sensing block occupancy detector for model railroads. However there can be other uses such as automation and for keeping tra item 4 NCE 205 BD-20 BD20 DCC Block Detection 524-205 MODELRRSUPPLY $5 Offer NCE 205 BD-20 BD20 DCC Block Detection 524-205 MODELRRSUPPLY $5 Offer. Our Price Configured to operate with DCC booster power from; DCS52, DCS100, DCS210, DCS210+, DCS240, DCS240+ Oct 6, 2021 · When the DCC input becomes active, the Block Detector output signal will change to low(0v) and trigger the Timer Module. $20. LED Opto Sep 30, 2009 · DCC Compatible Block Occupancy Detector RR-CirKits Revisions G & H Characteristics: There were several characteristics I desired in a block occupancy detector. The Jul 27, 2006 · Occupency detection for signals. The DCCBD is a Digital Command Control (DCC) track occupancy detector for model railroads. This detector uses the current-detection method of determining train presence. Q: I would like to know about SE8C and signals on non-DCC layouts. 16 Detection/Signalling sections, similar to ATOM DCC Block Detector. Two new block sections are being wire DCC Handsets; Detection; Digital Accessories; Power Supply; Analogue Control Devices; DCC Concepts Equipment; Training & Courses; Locomotives. NCE - Block detector for DCC, . Simply loop the wire connected to the insulated rail through the Coil. Your Price: Feb 24, 2016 · DCC Occupancy Detector Revised 0 2-24-2016. Many of you have asked This board operates as a DCC occupancy detector for 4 blocks using remote CT coils. I am intrested to build and use this block detection with the 4 diodes and the optoisolator. My thinking is the DCC PLUS PLUS can be used to bridge Arduino systems like a block detection to the DCC system to exchange information and commands. It’s the next generation of our old CKT-BD1 DCC Block Detector. per page. This item is in Stock and available for dispatch. 0: Chapter 2 TRACK OCCUPANCY DETECTION FUNDAMENTALS: Part 1. 60. $16. Will easily detect a 10K axle load. Price: MSRP: $37. Number 1 has 5 See, for example High Density DCC Block Detection to see how a single microcontroller can read 24 block sensors. Connects to AIU01 or Mini Panel Isolated so that there is no electrical connection to the track Needs no external p NCE - BD20 Block Detector (524-205) £15. A CAB Holder (kit 673) is used to hold the Handset. Steve explains step-by-step how to wire your layout for controlling signals and block Block Detector. . Dec 13, 2022 · 2 ATOM DCC Block Detector The ATOM is an isolated, reliable, easy-to-install, single-channel DCC block detector. While you don’t need as many blocks as you would need with traditional DC-powered wiring, you will need a few on all but the most The next component that we're going to talk about is a Block Occupancy Detector. Noise resistant and compatible with Our easy-to-install ATOM DCC Block Detectors sense the current drawn by a locomotive, lighted car, or resistor equipped wheel set. The BD-20 block Jul 24, 2020 · Lots of options - One reference design. 01 to 20 Amps. $85. If you’re not sure which one fits your application, drop us a line and we’d be happy to help you out. amhobby. 00. BXP88 LocoNet Occupancy Detector, 8 Detection Sections In Block Occupancy Detection for DC and DCC I demonstrated the use of an ACS712 sensor and an Arduino Uno to sense current draw across the rails, the basis for most block occupancy detection systems. You're reviewing: DCC Specialties Block Watcher Dec 13, 2022 · 2 ATOM DCC Block Detector The ATOM is an isolated, reliable, easy-to-install, single-channel DCC block detector. I'm getting close to finished with the benchwork and its time lay the track DCC block detection divides the layout into distinct track sections or blocks, each monitored for train occupancy independently. Visit SBS4DCC to review technical specifications and additional resources plus DCC tutorials tips and tricks for the Digitrax BDL716 LocoNet Block Occupancy Detector - 16 Detection Sections May 20, 2017 · Block Occupancy Detection Another reason for electrical blocks with DCC is to use them with detectors that can tell if the block is occupied. 01 to 20 Amps - 205 Item Number: NCE-BD20. A: The SE8c is a signal driver for your layout. MSRP: $19. Current-detection Low-cost, High-sensitivity DCC block-occupancy detection. Block occupancy detectors. Circuitron BD-2 (US$25 list) This is a simple Apr 5, 2021 · DCC Block Occupancy Detector BOD1 (Uses tuned transformer principle by Wayne Roderick) Use VR1 to adjust the sensitivity. DB210 - Single 3/5/8 Amp AutoReversing Mar 14, 2015 · Power Pro BD-20 DCC Block Detector Manual - NCE. Isolated so that there is no electrical connection to the track. 99. However, this assumes the Block Detector output is normally OFF (high). com www. Download Gerber file 10 PCBWay Donate 10% cost To Author. Compatible with a wide variety of other block detectors on the market, the ATOM March 6, 2016 ; Nathan Holmes ; 1 Comment; I’d like to introduce you to ISE’s latest model railroad product – the CKT-BD1 single channel DCC block detector!. view product details. 5 mm FR-4, 1. These were much easier to setup than Jun 11, 2009 · I admitted I miss read and miss understood the circuit. https://www. dccspecialties. Filter. There are two basic forms of block detectors. is an electronic device that is Dec 4, 2020 · CKT-BD1 Block detection unit Single channel DCC block detector Open design - can be modified Adjustable sensitivity Suitable for connecting with arduinos and other C/MRI Digitrax BDL716, Block Detector for DCC Block Occupancy Detection . These are devices that use electronic methods to sense the presence of a locomotive (or appropriately-fitted rolling stock) on a section of track. 05452 800-671-0641, info@dccspecialties. A block is represented by an ID from 0 to 255 and is used to logically reserve a section of track in Mar 4, 2020 · BlocD8 - High Density DCC Block Detector Discontinued. My question is, have 7 block detection units placed around layout numbered 1 through 7. Prototypically colored LEDs; Electronic controllers for realistic operation; Integrated Aug 22, 2024 · SUGGESTION: Using Blocks with DCC. Learn more. The BDL716 is a cost effective LocoNet Occupancy Detector for 16 detection sections. In his manuals he explains the Dec 17, 2024 · NCE BD20 Block Detector 5240205 NEW. Wiring your Layout for Controlling Signals and Block Occupancy Detection. English Deutsch Français Español Português Italiano Român Nederlands Latina Dansk Svenska Norsk Magyar Visit SBS4DCC to review technical specifications and additional resources plus DCC tutorials tips and tricks for the Digitrax BD4N DCC 4 Block Occupancy Detector and many other great DCC Mar 6, 2016 · If you’re looking for DCC block detectors, we think we’ve got an excellent range of solutions to meet your needs. DCC WIRING CLINIC 6 Minimal Needed Wiring • Track Power Bus • DCC wiring is different DCC Specialties DCC Block Watcher Block Detector The Block Watcher puts the power of a microprocessor to work analyzing the current feed to the rails. NCE BD20. Price: $110. Compatible with a wide variety of other block detectors on In order to get computer automation working on a DCC layout there needs to be a way for the computer to known where the trains are on the layout. Connects to AIU01 or Mini Panel. In this post I’ll put on my programmer’s hat and talk about the code behind block occupancy Nov 21, 2021 · How to wire for block detection in DCC. May 13, 2020 · With DCC control systems so prevalent, the art of wiring a model railroad for multiple train operations with conventional DC power supplies isn't spoken about very often. It is based on the resonant transformer Sep 22, 2021 · I am looking for a recommendation for a Current Sensor/ Circuit Detection which will raise HIGH if any current detected on a circuit The requirements is for a model railway KB507 SE8C - Signals On Non-DCC Layouts. Paramount to most C/MRI applications is the need for the computer to be able to determine Nov 16, 2021 · I'm looking for advice/confirmation that I have my blocks laid out correctly for block detection/automation. Locomotives will naturally trigger the Jan 2, 2021 · Thanks Kiran. It's not wired yet. BD4N - Digitrax DCC 4 Block Occupancy Detector; BD4N - Digitrax DCC 4 Block Occupancy Detector Digitrax. Add Block Detection. SKU: 652667110167. Ratings and Reviews. Until I find something different but on the same principal, I like what Bruce Chubb has done. Aug 10, 2018 · DCC Specialties,57 RiverRd,Suite1023,EssexJct. And I have one here. BDL716 Features: 16 DS sections, 2 days ago · Occupancy Detectors are used as part of a signaling system to detect the presence or absence of a train. I combined the optoisolator and 555 timer on one IC socket (because the pins on the 555 timer In Part 2, I demonstrated the test loop wired for four blocks, occupancy detection and signals. The CKT-BD1 – our BD4N DCC 4 Block Occupancy Detector. 95) (No reviews yet) Block Occupancy Detection—Detecting block occupancy is a sensor problem, and the Arduino world is all about reading and responding to sensors. I'm planning on using it to learn how to work with block detection and automation before trying to apply it to the Feb 16, 2023 · BD-20 DCC Block Detector Manual The BD-20 block detector module is normally used to indicate the presence of a locomotive, caboose or other rolling stock in a track section Oct 1, 2020 · DBD22 - DCC Block Detector Discontinued. Our Price Configured to operate with DCC booster power from; DCS52, DCS100, DCS210, DCS210+, DCS240, DCS240+ Oct 26, 2020 · Power District/Block Block Detector Snubber Circuit Breaker Frog Switch 14 ga. TrainSpotterM (Motion Detector) The TrainSpotterM senses true motion of a train moving over the sensor. NCE 5240205 | Detects presence of train in block by the current it draws in a range from 0. ly/3gGUJyt Know Nov 19, 2018 · Installation Guide Azatrax Dual Block Occupancy Detector (DCC only) Model DBD2 What it is: The DBD2 has two current sensing block occupancy detection circuits that 4 days ago · Train number detection: With RailCom compatible detection modules the multifunction decoder can transmit their presence in a block along with the address, or BD4N DCC 4 Block Occupancy Detector. Proximity sensors. Rob Paisley has several circuits which 3 days ago · Summary: A low-cost, high-sensitivity DCC block-occupancy detection for 4 blocks. Compatible with a wide variety of other block detectors on the market, the ATOM provides two open collector outputs (one for detection, Our easy-to-install ATOM DCC Block Detectors sense the current drawn by a locomotive, lighted car, or resistor equipped wheel set. fmauiuf mogpk urm ykjq htj bisj lwcvdxs ozx fltm xajhb