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Rs-232 Communications - Honeywell Class 320 Meter Installation Instructions Manual

Class 320 advanced kwh/demand meter
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CLASS 320 METER

6.8 RS-232 Communications

6.8.1 Hardwired System using the RS-232 Communication Key
The RS-232 communications key allows you to connect Class 320 meters to a
personal computer that has the Honeywell Energy™ software installed. The computer
communicates with the meters through the RS-232 key.
The RS-232 key must be located within 15 feet of the host computer.
PC
6.8.2 Connecting the RS-232 Key to the Computer
The RS-232 key is supplied with:
a. (1) 8-conductor cable fitted with RJ-45 plugs
b. (1) DB-9 serial COM port adapter
c. (1) AC adapter that converts 120VAC to 9VDC for powering the RS-232 key
Connection Steps:
1. Connect the 8-conductor cable to the left-side jack (labeled "RS232") on the rear
panel of the RS-232 key.
2. Connect the appropriate COM port adapter (DB-9) to the serial port on the back
of the computer. Plug the 8-conductor cable from the RS-232 key into the COM
port adapter.
62-0397-02
CHANNEL 1
RS-232 SERIAL
PORT COM1
OR COM2
15 FEET MAX
RS-232
KEY*
AC ADAPTER
CHANNEL 3
Fig. 15. RS-232 Configuration.
24
UP TO 4000
FEET TOTAL
~ ~
UP TO 52
CLASS 3200
METERS
UP TO 4000
FEET TOTAL
~ ~
UP TO 52
CLASS 3200
METERS
CHANNEL 2
M33309

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