SWAN 2 Concentrator Installation and Support Guide

Connecting a Current Loop Device
SWAN 2 Concentrator Installation and Support Guide—429593-010
D-3
Current Loop Adapter Pinouts
Figure D-4. Pinout of BB45DB25 Current Loop Adapter
Note. If secondary signals are being used, then using this adapter could cause problems.
VST 103.VSD
RJ-45
Connector
DB-25
Connector
Tx- 5
Rx+ 6
Tx+ 4
Rx- 3
13 Tx-
18 Tx-
14 Rx+
10 Rx+
11 Rx-
1GND
15 Rx-
12 Tx+
17 Tx+
7 Current Loop Enable
25 Current Loop Enable