For the connection of 4 independent, potential-free make or break contacts for the acknowledgement of technical states (e.g. door or ventilation control) or for alarm actuation (e.g. sprinkler alarm). Addressable applicable.
Function 4 inputs for potential-free contacts. Status indication by LED.
8 Resistors 4 x 3k01; 1 %; 0.25 W 4 x 1k15; 1 %; 0.25 W
2 Mounting feet
Communication protocol
C-NET
Operating voltage (modulated)
12... 33 VDC
Operating current (quiescent)
0.25... 0.35 mA
Connection terminals
0.2... 1.5 mm2 (2.5 mm2)
Operating temperature
-25... +60 °C
Storage temperature
-30... +65 °C
Humidity
≤95 % rel.
Color housing / cover
white, ~RAL 9010 / transparent matt
Protection category EN60529/IEC529 – with auxiliary housing FDCH221