4 | Installation and commissioning
D-ISC 100 x xx2
55
4.3.5 Digital input
Pos Description
LED
LED 9
LED 10
LED 11
LED1 2 3 4
5 6 7 8
X1
Module connecting terminals
X2
Module connecting terminals
X3
Service
LED1−4
orange LED ON when IN and GND are conductively
connected
LED5-8
orange LED ON when IN and GND are conductively
connected
LED9
green LED ON when in operation;
FLASHING during communication (internal)
LED10
red LED ON in event of
expansion module fault
LED11
blue LED ON when USB connected
Table4.11: Connecting terminals and LED functions of the digital input expan-
sion module
Plug posi-
tion
Description Plug posi-
tion
Description
X1 X2
X1.1 DI x.1 IN digital input
(contact input)
X2.1 DI x.5 IN digital input
(contact input)
X1.2 GND digital input
(contact input)
X2.2 GND digital input
(contact input)
X1.3 DI x.2 IN digital input
(contact input)
X2.3 DI x.6 IN digital input
(contact input)
X1.4 GND digital input
(contact input)
X2.4 GND digital input
(contact input)
X1.5 DI x.3 IN digital input
(contact input)
X2.5 DI x.7 IN digital input
(contact input)
X1.6 GND digital input
(contact input)
X2.6 GND digital input
(contact input)
X1.7 DI x.4 IN digital input
(contact input) IN
X2.7 DI x.8 IN digital input
(contact input) IN
X1.8 GND digital input
(contact input) GND
X2.8 GND digital input
(contact input) GND
Table4.12: Plug assignment expansion module digital input