3.3.9.1 Technical data of safety digital inputs
Data Value Unit
Number of input channels per module 16
Terminals of the channels I0 to I7 2.0 … 2.7
Terminals of the channels I8 to I15 4.0 … 4.7
Terminals of reference potential for all inputs (minus pole of the
process supply voltage, signal name ZP)
1.9 … 4.9
Electrical isolation from the rest of the module (I/O-Bus) Yes
Input type acc. to EN 61131-2 Type 1
Input delay (0 ➔ 1 or 1 ➔ 0), configurable 1 … 500 ms
Input signal indication
One yellow LED per channel, the LED is ON when the input signal is high (signal 1).
AC500-S Safety Modules
DI581-S digital safety input module > Technical data
30.03.2017 AC500-S 103
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