Hardware reference guide

Quantum Field Bus Modules
35013379 02 October 2007 233
PROFIBUS RS-
485 Port d-Sub
pinouts
Below are the pinouts for the PROFIBUS RS-485 port.
Legend to pinouts for the RS-485 port:
RS-232C Port Below are pinouts for the RS-232C port
Hot Swapping Restriction
Modules may be hot swapped when the area is known to be non-hazardous. Do
not hot swap modules in a Class 1, Division 2 environment.
Failure to follow these instructions can result in death, serious injury, or
equipment damage.
WARNING
Pin Signal Function
1 Shield Shield, Protective Ground
3 RxD/TxD-P Receive/Transmit-Data-P (+)
5 DGND 5 V common
6VP +5 V
8 RxD/TxD-N Receive/transmit-data-N(-)
1
2
3
4
5
9
8
7
6
1
2
3
4
5
9
8
7
6
This document provided by Barr-Thorp Electric Co., Inc. 800-473-9123 www.barr-thorp.com