The T20 is a single-channel, two-relay induction loop controller, suitable for detecting the presence of vehicles. It can detect when a vehicle passes over the loop, enabling the controller to send a signal to the barrier to open. It is most ideal for locations where vehicle access needs to be controlled, but identification-based entry is not required.
The device has 2 independent relay outputs, which differ in operating mode: • Relay 1 (absence detection - adjustable): When the vehicle leaves the loop, the relay activates for 500ms.
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• Automatic tuning upon power-on • Manually adjustable sensitivity • Manually adjustable operating frequency • Two relay outputs (presence detection and absence detection) • Mounting on DIN rail • MT740 socket
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Adjusting the operating frequency band: If two loops are installed next to each other, the DIP4 switch on both controllers must be set to different positions to avoid interference. The DIP switches can be found inside the device on the PCB by carefully removing the cover.
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Voltage (V) | 230 V |
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Voltage type | AC |
Power supply requirement | permanent |
Type of sensor | 1 channel, induction |
Operation frequency | 20kHz ~ 170kHz |
Type of connection | wired |
Operating modes | in case of detection, it gives a signal on the controlled output |
Controlled output type | 2 relay (NO-NC-COM) |
Controlled output current rating | 240V AC @ 5A |
Maximum sensing distance | 5 - 10 cm |
Housing material | plastic ABS |
Dimensions | 78 x 40 x 108 mm |
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Other functions | adjustable sensitivity |
Mounting | DIN rail |
Recommended use | for vehicle access control, for the implementation of anti-collision protection |
Installation area | indoor, outdoor (rain-protected) |
Compatible products | induction loop |
Environmental temperature | -20°C ~ +65°C |
Gross weight | 0,3 kg |
Warranty | 12 months |
Certificates | CE |
Product category | B |