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
Save this guide. Use the code on the back to access
user manuals and other product information.
Safety and compliance information is included with
the device in the shipping packaging.
We reserve the right to make technical changes or
modify the contents of this document without prior
notice. Regarding purchase orders, agreements
shall prevail. ABB does not accept any responsibility
whatsoever for potential errors or possible lack of
information in this document.
Teflon™ is a registered trademark of Chemours.
Sulfinert
®
is a registered trademark of Restek.
Copyright
©
2020 ABB all rights reserved
NGC S ERI ES /P G C 1 0 0 0 Q UI C K START G UI DE | 2 1 0 6 23 5 MN AB -0 0 1