Siemens FDCIO223

Structure and function
37
Building Technologies
009122_e1_en_--
Fire Safety
2015-10-06
24 V
0 V
0 V
4 V
I/O
FDCIO223
+
R = 30...3,3 k
L
1
24 V
0 V
10 V
0 V
I/O FDCIO223
+
1
3.3 k
Circuit featuring identical-polarity monitoring
Circuit for control lines with identical-polarity monitoring
1 External fuse (to be provided by
customer)
Circuit featuring reverse-polarity monitoring
Circuit for control lines with reverse-polarity monitoring
1 External fuse (to be provided by
customer)
The figure shows the relay in the dropped-out state, i.e., the untriggered state.
The external fuse (1) value must be individually adapted to the load.
If two outputs are in use: Max. 1 A per output
If one output is in use: Max. 1.5 A
Fuse characteristics: Slow-blow