Appendix C - Communications Gateway Module (CGM) Connection Details
130 3A2098S
PROFIBUS
Operation Mode (OP)
Status Mode (ST)
PROFIBUS Connector (DC)
F
IG. 75: PROFIBUS Fieldbus Connections
State Description
Off Not online / No power
Green On-line, data exchange
Flashing
Green
On-line, clear
Flashing Red
(1 flash)
Parameterization error
Flashing Red
(2 flashes)
PROFIBUS Configuration error
State Description
Off No power or not initialized
Green Initialized
Flashing
Green
Initialized, diagnostic event(s) present
Red Exception error
Pin Signal Description
1- -
2- -
3 B Line Positive RxD/TxD, RS485 level
4 RTS Request to send
5 GND Bus Ground (isolated)
6+5V Bus
Output
+5V termination power (isolated)
7- -
8 A Line Negative RxD/TxD, RS485 level
9- -
Housing Cable
Shield
Internally connected to the Anybus
protective earth via cable shield filters
according to the PROFIBUS stan-
dard.
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