Metex 3200U Ultrasonic Flow & Level Monitor - Manual (Page 39)

RS485 SERIAL OUTPUT
(Replaces standard RS232 Output with Data Logger option.)
Permits transfer of optional Data Logger reports on long wire lengths up to 4000 ft. (1220 m). Use for
Ultrason to PC communication only (not for multidrop RS485 networking).
Format: 8 Bits, 1 Stop Bit, No Parity. (Baud rate may be changed under the
SPECIAL FUNCTIONS
menu. Factory default is 19200 baud).
Use shielded, 4-conductor cable (cable option SC-18AWG recommended). Connect the cable shield to
Ground at the Ultrason electronics enclosure and do not connect to Ground at the other end.
Configure the Logger software program for RS485 communications. Under the Communications /
Connection Setup menu, select 'Connected to a 485OICR-12V adaptor.
485OICR-12V
RS232/RS485 Converter
Use with optional RS485 putput for connection to a PC computer
or modem.
• Optically isolates and protects your computer's RS232 port
• Terminal block for RS485 connections
• Operates from 2400 up to19.2K baud
DB25M/DB9F - RS232 Cable
Connects RS232/485 Converter to a PC
Cable length 6 ft.(2 m) with DB25M and DB9F connectors.
Page 39
AquaMetrix
Ultrason
A M qua etrix
Transmitter
with
RS485 Output
RS485 <4000 ft (1220 m)
Detail
RX
RS485
PU GND TX
(GREEN)
(WHT) (BLK) (RED)
18AWG, 4-conductor, shielded
Option: SC-18AWG RS485 RS232 DB25F
RS232/485 Converter
Option: 485OICR-12V
DB9F
DB25M
RS232 Cable
Option: DB25M/DB9F
TX
RX
PU
GND
6 ft (2 m)