5-96
System Manual
C79000-G8576-C199-06
Given in the following table are the pin assignments of the 15-pin
subminiature D-type connector in the front plate of the PG submodule:
Pin Designation Current
Direction
Remarks
1 Housing/GND/GND
ext
2 – RxD ³
8
3 VPG + 5 V_
4 + 24 V from bus
5 0 V GND/GND
int
6 + TxD ²
7 – TxD ³
8 Housing/GND/GND
ext
9
1
9 + RxD ²
10 24 V GND ² Current return
11 20 mA ³ Current source, transmitter
12 GND/GND
int
13 20 mA ³ Current source, receiver
14 VPG + 5 V_
15 0 V GND/GND
int
²: From partner to CPU
³: From CPU to partner
Pin Assignments
of the PG
Submodule
CPUs, Memor
Cards, Memor
Submodules, Interface Submodules
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