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97696 Great Western Stars, Castles & Kings Book 192 Pages
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Det8 Block Signalling 8~Channel Train Detector (Photocell).

DET8 BLOCK SIGNALLING 8~CHANNEL TRAIN DETECTOR (PHOTOCELL).
Detects the Presence of Trains in up to 8 Locations
The BLOCKsignalling 8-channel train detector is a cost-effective way to monitor the presence of trains on sections of track anywhere on your layout.
Using the included photoelectric detectors, the module drives leds to indicate when trains are present.
The various settings on the module can easily be adjusted to tailor the operation to your own requirements.
For instance, the leds can set to operate only when the train is immediately above the detector,
useful for coupling and uncoupling operations or anywhere where a train needs to be positioned precisely.
Alternatively, the inputs can be used in pairs, with one channel triggering an led and the other channel resetting that led.
For instance, this could be used on sections of track to detect a train entering and leaving.
Designed to be very simple to connect up without any soldering necessary.
Supplied complete with 9 photoelectric sensors.
Connecting Up
Each of the photoelectric sensors are located in the track bed below the trains,
so that a train passing overhead obstructs the light and can be detected by the DET8 module.
The sensor connected to channel 9 is used as a reference, providing greater detection reliability for the track sensors
by sensing the normal background lighting levels and automatically adjusting the detection threshold of each channel to suit.
Unused inputs are ideally connected ground. This is essential for Program 10 (see later).
Power Supply
The controller is designed for use with a DC power supply of between 10V and 25V, or an AC power supply of between 10V and 16V.
Where there is a choice, the recommended power supply is 12V DC.
Stock Level: Out of stock - please email for details
Price: £29.95

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