Control Techniques Modbus RTU - Modbus Registers

Modbus Registers Modbus RTU Module
9 Modbus Registers
Register
Description
Bits
Details
40002
Command
(single write)
0 to 2
To send a command to the starter, write the
required value:
1 = Start
2 = Stop
3 = Reset
4 = Quick stop (coast to stop)
5 = Forced communication trip
3 to 7
Reserved
40003
Starter state
0 to 3
1 = Ready
2 = Starting
3 = Running
4 = Stopping
6 = Tripped
4
1 = Positive phase sequence
5
1 = Current exceeds FLC
6
Reserved
7
0 = Communications are ok
1 = Communications device fault
40004
Trip code
0 to 7
See Trip Codes on page 6
40005
Motor current
0 to 7
Average 3-phase motor current (A)
40006
Motor temperature
0 to 7
Motor thermal model (%)
40007
Product information
0 to 2
Reserved
3 to 7
Product type code:
4 = Compact soft starter
40008
Serial Protocol
Version
0 to 7
Communication protocol between module
and starter
9.1 Trip Codes
Trip
Code
Description
1
Excess start time
2
Motor overload
3
Motor thermistor
4
Current imbalance
5
Frequency
6
Phase sequence
8
Power circuit
15
Starter communication (between device and soft starter)
16
Network communication (between device and network)
33 Time-overcurrent (Bypass overload)
255
No trip
6