CRC Check Field 27
Coil/Register Addressing 27
How to Control the frequency converter 29
Function Codes Supported by Modbus RTU 29
Exception and Error Codes 29
How to Access Parameters 30
Parameter Handling 30
Storage of Data 30
IND 30
Text Blocks 30
Conversion Factor 30
Parameter Values 30
Examples 30
Read Coil Status (01
HEX
)
31
Force/Write Single Coil (05
HEX
)
31
Force/Write Multiple Coils (0F
HEX
)
32
Read Holding Registers (03
HEX
)
32
Preset Single Register (06
HEX
)
33
Preset Multiple Registers (10
HEX
)
34
Danfoss FC Control Profile 35
Control Word According to FC Profile 35
Explanation of the Control Bits 35
Status Word According to FC Profile (STW) 37
Explanation of the Status Bits 38
Bus Speed Reference Value 39
6 Parameter Overview
41
Conversion Index 45
Change during operation 45
2-Set-up 45
Type 45
0-** Operation/Display 46
1-** Load/Motor 47
2-** Brakes 48
3-** Reference/Ramps 49
4-** Limits/Warnings 50
5-** Digital In/Out 51
6-** Analog In/Out 52
7-** Controllers 53
8-** Comm. and Options 54
13-** Smart Logic 55
Contents VLT
®
Micro Drive FC 51 Operating Instructions
2
MG.02.A4.02 - VLT
®
is a registered Danfoss trademark