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44 Installation
HP289
7.2 Terminal Wiring Designations
Terminal Description
1 Configuration Link
2 Signal Ground
3 Not Used
4 Remote DISPLAY Switch
5 Remote BATCH SET Switch
6 Not Used
7 Flow Alarm
8 Flow Common (-)
9 Flow Pulse Input
10 Pulse Out
11 DC Power Out (8-24 VDC)
12 DC Ground (-)
13 DC Power Input (+)
14 Not Used
Terminal RS232/422/485 Option
20 RS232 Signal Ground
21 RS232 Data in
22 RS232 Data Out
23 RS422/485 (-) Data Out
24 RS422/485 (+) Data Out
25 RS422/485 (-) Data In
26 RS422/485 (+) Data In
27 RS232 CTS
Terminal Relay Option & Switches
28 Remote RUN Switch
29 Remote STOP Switch
30 End of Batch/Pump Control Signal
31 Relay 2 - Normally Open
32 Relay 2 - Normally Closed
33 Relay 2 - Common
34 Relay 1 - Normally Open
35 Relay 1 - Normally Closed
36 Relay 1 - Common