Internal circuit diagram
.
;
;
0
,1,1,1,1,1,1,1,1/
0
9
Figure 5-16 8-DI internal circuit diagram
Terminal designations of the expansion module 8-DI
Terminal Meaning Description
IN1 ... IN8 Sensor inputs Connection for sensors
L+ Power supply 24 V DC
M Ground Ground to 24 V DC
Interfaces of the expansion module 8-DI
Interface Meaning Description
X1 System interface Connection of central unit/expansion module
X2 System interface Connection of expansion module
Displays of the expansion module 8-DI
Element Meaning
SF / IN1 Group error / status of the sensor input
IN2 ... IN8 Status of the sensor inputs
Connecting inputs and outputs
You will nd further information on connecting inputs and outputs in Chapter "Wiring rules for
inputs and outputs (Page 134)."
Description of the hardware
5.1 Description of the individual modules
SIRIUS 3RK3 Modular Safety System
Equipment Manual, 07/2020, NEB926253002000/RS-AC/006 111
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