SAJ VM1000B

VM1000B
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Chapter 5 Communication protocol
VM1000B Series AC Drive provides RS485 communication interface and supports Modbus
communication protocol. Users can achieve centralized control by computer or PLC, set AC
Drive operation commands, modify or read function code parameters, read the working state
and fault info of the AC Drive.
5.1 Communication control address
Function
Address
definition
Data meaning
Read/Write
character
Communication set value
1000H
-10000~10000（decimal）
◆ -10000 correspond -100.00%
◆ 10000 correspond 100.00%
Read/Write
Communication control
command
2000H
0001: Forward running
Write
0002: Reverse running
0003: JOG forward
0004: JOG reverse
0005: Free stop
0006: Deceleration stop
0007: Fault reset
Digital output terminal
2001H
BIT0~BIT1: Reserved
Write
BIT2: Relay1 output control
BIT3: Relay2 output control
BIT4: FMR Output control
BIT5:VD0
BIT6~BIT9: Reserved
Analog output AO1 control
2002H
0~7FFF correspond 0%~100%
Write
Analog output AO2 control
2003H
0~7FFF correspond 0%~100%
Write
Pulse output control
2004H
0~7FFF correspond 0%~100%
Write
Table 5-1-1 Communication control address