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Danfoss Modbus RTU User Manual

Danfoss Modbus RTU
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23
VLT is a registered Danfoss trade mark MG.10.P2.22
Message
Translation
Examples
(continued)
EXAMPLE SIX: Write Parameter 533,
Display Text 1, (VLT 6000 only) with
1234567890 (Data Type 9 Text String).
Write IND with 0500 to perform a text
write.
Byte 0 Byte 1 Byte 2 Byte 3 Byte 4 Byte 5 Byte 6
Slave
Address
Function Register
Addr HI
Register
Addr LO
Preset Data
HI
Preset Data
LO
Error Check
01 06 00 00 05 00 --
Message sent to Modbus master from Modbus option cardMessage sent to Modbus master from Modbus option card
Message sent to Modbus master from Modbus option cardMessage sent to Modbus master from Modbus option card
Message sent to Modbus master from Modbus option card
Byte 0 Byte 1 Byte 2 Byte 3 Byte 4 Byte 5 Byte 6
Slave
Address
Function Register
Addr HI
Register
Addr LO
Preset Data
HI
Preset Data
LO
Error Check
01 06 00 00 05 00 --
Commands Modbus to text mode.
Message sent to Modbus RTU option card from Modbus masterMessage sent to Modbus RTU option card from Modbus master
Message sent to Modbus RTU option card from Modbus masterMessage sent to Modbus RTU option card from Modbus master
Message sent to Modbus RTU option card from Modbus master
Modbus Function 06
HEX
Preset Single Register
Message sent to Modbus RTU option card from Modbus masterMessage sent to Modbus RTU option card from Modbus master
Message sent to Modbus RTU option card from Modbus masterMessage sent to Modbus RTU option card from Modbus master
Message sent to Modbus RTU option card from Modbus master
Byte 0 Byte 1 Byte 2 Byte 3 Byte 4 Byte 5 Byte 6 Byte 7
Slave
Address
Function Start Addr HI Start Addr L No. of
Registers HI
No. of
Registers LO
Byte Count Data HI
(Reg 414D2)
01 10 14 D1 00 05 0A 31
Byte 8 Byte 9 Byte 10 Byte 11 Byte 12 Byte 13 Byte 14 Byte 15
Data HI
(Reg 414D2)
Data HI
(Reg 414D3)
Data HI
(Reg 414D3)
Data HI
(Reg 414D4)
Data HI
(Reg 414D4)
Data HI
(Reg 414D5)
Data HI
(Reg 414D5)
Data HI
(Reg 414D6)
32 33 34 35 36 37 38 39
Byte 16 Byte 17
Data HI
(Reg 414D6)
Error Check
30 --
Message sent to Modbus master from Modbus RTU option cardMessage sent to Modbus master from Modbus RTU option card
Message sent to Modbus master from Modbus RTU option cardMessage sent to Modbus master from Modbus RTU option card
Message sent to Modbus master from Modbus RTU option card
Byte 0 Byte 1 Byte 2 Byte 3 Byte 4 Byte 5 Byte 6
Slave
Address
Function Start Addr HI Start Addr LO No. Registers
HI
No. Registers
LO
Error Check
01 10 14 D1 00 05 --
All values are in hexadecimal.
Modbus Function 10
HEX
Preset Multiple Registers

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Danfoss Modbus RTU Specifications

General IconGeneral
BrandDanfoss
ModelModbus RTU
CategoryComputer Hardware
LanguageEnglish