7-4
7.3 Run/Stop from Serial Communication RS485 (00-02=3)
RS485 PLC / Computer Connection
-
+
S-
S+
Cable
Shield
RS485 Port
87654321
CN6
Control board
To control (Run/Stop) the inverter via serial communication parameter 00-02 has be set to either a “3”
for communication control.
Default Communication Setting is: Address “1”, 9600 Bits/sec, 1 Start Bit, 1 Stop Bit, and No Parity
The serial communication link function uses RS485 Modbus RTU protocol and allows for:
1) Monitoring (data monitoring, function data check).
2) Frequency setting.
3) Operation command (FWD, REV, and other commands for digital input).
4) Write function data.
Command Register
Inverter Command Register: 2501 (Hexadecimal)
Bit 0: Run Forward
Bit 1: Run Reverse
Bit 2 ~ Bit 15: Refer to the chapter XX of this manual
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