Terminal designations of the expansion module 8DO
Terminal Meaning Description
Q1 ... Q8 Semiconductor outputs Standard semiconductor outputs (non-safety-related)
L+ Power supply 24 V DC
M, 1M, 2M Ground Ground to 24 V DC
System interfaces of the expansion module 8DO
Interface Meaning Description
X1 System interface Connection of central unit/expansion module
X2 System interface Connection of expansion module
Displays of the expansion module 8DO
Element Meaning
SF/Q1 Group error / state of the semiconductor output
Q2 ... Q8 State of the semiconductor outputs (non-safety-related)
Connecting inputs and outputs
You will nd further information on connecting inputs and outputs in Chapter "Wiring rules for
inputs and outputs (Page 134)."
5.1.16 3SK25 PROFINET interface module
Description of the hardware
5.1 Description of the individual modules
SIRIUS 3RK3 Modular Safety System
Equipment Manual, 07/2020, NEB926253002000/RS-AC/006 113
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