Technical details
Operating Manual PNOZ m B0.1
1005720-EN-04
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10.2 Classification according to ZVEI, CB24I
The following tables describe the classes and specific values of the product interface and
the classes of interfaces compatible with it. The classification is described in the ZVEI posi-
tion paper "Classification of Binary 24 V Interfaces - Functional Safety aspects covered by
dynamic testing".
Input
Interfaces
Drain
Interface Module
Class C2
Source
Interface Sensor
Class C2, C3
Drain parameters
Max. test pulse duration 500 µs
Min. input resistance 5,6 kOhm
Max. capacitive load 126 nF
Single-pole output
Interfaces
Source
Interface Module
Class C2
Drain
Interface Actuator
Class C1, C2
Parameter source
Max. test pulse duration 330 µs
Max. rated current 2 A
Max. capacitive load 1 µF