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Re: YD6016LN-RC inputs going to waste


 

Oldngrey,

The use of boosters as reversing devices is rather archaic, from the very early days of DCC, precisely because it usually ends up wasting most of the output of a booster. YaMoRC doesn't seem to have an autoreverser?yet, I wonder if the Digikeijs DR5013 Digireverse?or a PSXX-AR?would work with the YaMoRC YD7403, and if?the YD7403's short circuit trip timing can be adjusted to accommodate?an auto reverser or older PSX board downstream of it?

This brings up another interesting topic. The European manufacturers seem to have gone to detectors where you run track current through the detector device, often with up to 16 detection sections requiring heavy gauge wire, while, with the notable exception?of Digitrax, US manufacturers use coil-based detectors that can be located at the block location, with thin gauge telephone wire going back to the sensor board that interfaces with LocoNet, C/MRI, LCC, cab bus, etc. I suspect this again has to do with American layouts tending to be more spread?out, with long runs, versus more compact European layouts with more dense block setups for passenger stations and automation. The thing is, you have to run track current through the detector in order to do Transponding or RailCom, requiring the heavy gauge wiring to the detection device.

Alex

On Thu, Mar 23, 2023 at 6:33?PM Oldngrey <steve_donald_@...> wrote:
The circuit breaker topic went?in an unexpected direction, but I thought I needed some confirmation about another essential requirement - detection. Hence the new topic.
Adding in Railcom to a layout design does require at least 1 feedback module for each booster.

In general the YD6016LN-RC looks like it will fit my requirements for a Loconet based detector that is both a 3mA current sensor and a Railcom reporter.
If I read it correctly it has 16 inputs that would be tied to one booster. That's a lot of inputs that can go to waste. I would rarely use more than 8 of them and often less.
For example in comparing it to the Digitrax BDL-168, it has 4 input zones that can be each tied to different boosters or circuit breakers if needed. Quite flexible.

Also if I use a YD7403 booster as a reversing loop automatic polarity switcher, then do I need a YD6016LN-RC just to detect the reversing loop? Doesn't that waste 15 inputs?



--

Alexander Wood

Hartford-New Haven, CT

Modeling the modern era freelanced G&W Connecticut Northern in HO

Digikeijs DR5000 - JMRI - ProtoThrottle - TCS UWT-100 - TCS UWT-50p - Digitrax Simplex

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