Emerson EV3200 User Manual page 57

Bit definition of inverter status word:
Status word (bit) Value
1
bit0
0
1
bit1
0
1
bit2
0
1
bit3
0
bit4 ~ bit15
Inverter control parameter group: 0x32
Register address
0x3201 Inverter main control word
0x3202 Restore factory defaults
0x3203 ~ 0x3204 Reserved
Setting output terminal group status (0: OFF, 1: ON) (setting range: 0 ~ 3), 0: not open, 1: open No. 1 relay; 2:
0x3205
open No. 1 and No. 2 relays; 3: open all three relays
Bit definition of inverter control word:
Control word (bit)
bit0
bit1
bit2
bit3
bit4
bit5
bit6 ~ bit15
Format and meaning of Modbus function code and data unit: The following takes RTU mode as an example to describe the
frame format. The length of data unit in ASCII mode should be doubled.
Protocol data unit format of reading parameters:
Request format:
Protocol data unit
Function parameter
Initial register address
Register quantity
Response format:
Protocol data unit
Function parameter
Number of bytes read out
Contents
Meaning
OD
CD
Inverter ready for running
No running preparation
Running
Standby
Inverter faulty
Inverter normal
Value Meaning
1 Running command valid
0 Running command invalid
OD, auto-learning,, FWD
1
running
0 CD, REV running
1 Reserved
0
1 Inverter enable
0 Inverter disable
1 Reset valid
0 Reset invalid
1 Stop request valid
0 Stop request invalid
EV3200 Door Control Inverter User Manual
Appendix 2 Modbus Communication Protocol
Current operation direction of door
Inverter needs to get ready before accepting running commands
Inverter state
Inverter being faulty
Inverter normal and ready for running
Reserved
Parameter
This bit works with the inverter enable bit to run the inverter for
OD and CD
Elevator door running direction, auto-learning, RWD/REV
running in general drvie mode
Indicating the inverter state: normal or faulty. Function same as
terminal EN
Inverter fault has been reset, including all communication
control modes
Valid for all communication control modes
Reserved
Data length (bytes)
1
2
2
Data length (bytes)
1
1
2*register quantity
Remark
Remark
Range
0x03
0x0000 ~ 0xFFFF
0x0001 ~ 0x0004
Range
0x03
2*register quantity
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