Alarm Input / Output - Abus TVIP21502 User Manual

4.5 Alarm input / output

Connection Description
DO - alarm output Connection of a transistor or relay:
Transistor: NPN with emitter
against ground (GND)
Relay:
connection, plus DO with diode
(see example below)
DI - alarm input Activation of the alarm input by
connecting the DI and GND
connections
GND Ground
12 V DC Voltage output
12 V DC "AND"
297
Max. load (V/A)
24 V DC, 100 mA
-
-
12 V DC, max. 100 mA