Modbus TCP Module
Installation Guide
7.5.1 Registers
Table 5: Description of Registers in Legacy Mode
Register
Description
40001
Reserved
40002
Command (single write)
40003
Soft starter state
40004
Trip code
40005
Motor current
40006
Motor temperature
40007
Reserved
40008
Reserved
40009–40200
Parameter management (single or multi-
ple read/ write)
40600
Product information
Danfoss A/S © 2022.11
Bits
Details
0–14
Reserved
15
Must be 0
0–2
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
6 = Start using Parameter Set 1
7 = Start using Parameter Set 2
3–15
Reserved
0–3
1 = Ready
2 = Starting
3 = Running
4 = Stopping (including braking)
5 = Restart delay (including temperature check)
6 = Tripped
7 = Programming mode
8 = Jog forward
9 = Jog reverse
4
1 = Positive phase sequence (only valid if bit 6 = 1)
5
1 = Current exceeds FLC
6
0 = Uninitialized
1 = Initialized
7–15
Reserved
0–7
See the chapter Trip Codes
8–15
Reserved
0–7
Average 3-phase motor current (A)
8–15
Reserved
0–7
Motor thermal model (%)
8–15
Reserved
0–7
Manage soft starter programmable parameters
8–15
Reserved
0–5
Binary protocol version
Modbus Registers
AN428736661763en-000101 / 175R1189 | 25
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