Classification ZVEI CB24I, Source
C1
C2
C3
Electrical data - Safety digital inputs
Switching thresholds
−3 V … 5 V (Low)
15 V … 30 V (High)
Current consumption at 24V
5 mA
Test pulse duration, maximum
1 ms
Test pulse interval, minimum
100 ms
Classification ZVEI CB24I, Sink
C1
Classification ZVEI CB24I, Source
C1
C2
C3
Electrical data - Safety digital outputs
Design of control elements
short-circuit proof, p-type
Voltage drop U
d
, maximum
4 V
Leakage current I
r
, maximum
0.5 mA
Voltage, Utilisation category DC-12
24 VDC
Current, Utilisation category DC-12
0.25 A
Voltage, Utilisation category DC-13
24 VDC
Current, Utilisation category DC-13
0.25 A
Test pulse duration, maximum
0.5 ms
Test pulse interval, typical
1000 ms
Classification ZVEI CB24I, Source
C2
Classification ZVEI CB24I, Sink
C1
C2
Electrical data - Diagnostic outputs
Operating current
50 mA
Design of control elements
short-circuit proof, p-type
Voltage drop U
d
, maximum
4 V
Voltage, Utilisation category DC-12
24 VDC
Current, Utilisation category DC-12
0.05 A
Voltage, Utilisation category DC-13
24 VDC
Current, Utilisation category DC-13
0.05 A
Status indication