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Device specifications
Communication interface modules (S500) > Modbus
24 V DC
The meaning of the LEDs is described in Displays
on page 787.
Assignment of the Ethernet ports
The terminal unit for the Communication Interface Module provides two Ethernet interfaces with
the following pin assignment:
Pin assignment
Interface
778
+
-
PIN
1
2
3
4
5
6
7
8
Shield
In corrosive environment, please protect unused connectors using the TA535
accessory.
Not supplied with this device.
For further information regarding wiring and cable types see chapter Ethernet
Ä Chapter 2.6.4.7 "Ethernet connection details" on page 997.
3ADR010278, 3, en_US
1.0
2.0
DC0
DI8
1.1
2.1
DC1
DI9
1.2
2.2
DC2
DI10
1.3
2.3
DC3
DI11
1.4
2.4
DC4
DI12
1.5
2.5
DC5
DI13
1.6
2.6
DC6
DI14
1.7
2.7
DC7
DI15
1.8
2.8
UP
UP
1.9
2.9
ZP
ZP
Ä Chapter 1.7.4.2.8.1 "State LEDs"
Signal
Description
TxD+
Transmit data +
TxD-
Transmit data -
RxD+
Receive data +
NC
Not connected
NC
Not connected
RxD-
Receive data -
NC
Not connected
NC
Not connected
Cable shield
Functional earth
3.0
DO8
3.1
DO9
3.2
DO10
3.3
DO11
3.4
DO12
3.5
DO13
3.6
DO14
3.7
DO15
3.8
UP3
3.9
ZP
2022/01/31
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