ABB NGC Series Quick Start Manual

Comm1 and Comm 2 Pinouts/Terminations
RS-232 RS-485
PIN
COMM 1 (J8) COMM 1 (J8)
1 Power Out Power Out
2 Ground Ground
3
Switched Power Out Switched Power Out Switched Power Out
4 Operate Operate
5 Not Used RRTS
6 Request To Send Bus +
7 Transmit Data Bus -
8 Receive Data No Connection
9 Clear To Send (CTS) No Connection
COMM 2 (J10) COMM 2 (J10)
1 Power Out Power Out
2
Ground Ground
3 Switched Power Out Switched Power Out Switched Power Out
4 Operate Operate
5 Not Used RRTS
6 Request To Send Bus +
7 Transmit Data Bus -
8 Receive Data No Connection
9
Clear To Send (CTS) No Connection
TERMINATIONS Comm 1 (J9)
First or intermediate unit
Pins 2–3
(RS-485)
Last or only unit
Pins 1–2
(RS-485)
RS-232 Pins 2–3
Figure 1: Tubing layout
# Name
1 Carrier gas
2 Cal gas
Feed through
3
assembly
Sample
4 conditioning
module
5 Sample probe
6 Vent lines
Figure 2: NGC and PGC 1000 Terminal Board
RS-422
COMM 1 (J8)
Power Out
Ground
Operate
RTS
Transmit Bus +
Transmit Bus -
Receive Bus +
Receive Bus -
COMM 2 (J10)
Power Out
Ground
Operate
RTS
Transmit Bus +
Transmit Bus -
Receive Bus +
Receive Bus -
Comm 2 (J11)
Pins 2–3
Pins 1–2
Pins 2–3
A B B M E A S U R E M E N T & A N A LY T I C S
NGC series and PGC 1000
Quick Start Guide
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