DT4240 xx xx xx xx
20230503-V0
19
5.7. Connecting the RS485 Modbus communication
output (option).
The following figure shows the wiring plan, connecting the
RS485 Modbus communication output
(DT4240 xx xx RS4 xx):
Wiring plan, connecting
the RS485 output
(see also “Application
example”)
Be careful the polarity of
the cables.
The RS-485 Modbus communication output should be used
for long distance communication. 32 instrument can be
connected to the PLC or to the computer.
You can find useful information about the Modbus
communication at www.modbus.org.
1. Loosen terminal screws.
2. Insert the wire ends into the open terminals according to
the wiring plan.
3. Screw the terminal in.
4. Check the hold of the wires in terminals by pulling on
them firmly.
Содержание DT4240 Series
Страница 1: ...DT4240 xx xx xx xx AC Voltage Meter Operating Instructions...
Страница 68: ...DT4240 xx xx xx xx 68 20230503 V0 10 2 Application example Analog output option...
Страница 69: ...DT4240 xx xx xx xx 20230503 V0 69 RS232 communication interface option...
Страница 70: ...DT4240 xx xx xx xx 70 20230503 V0 RS484 communication interface option...
Страница 71: ...DT4240 xx xx xx xx 20230503 V0 71 RS485 bus topology...
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