Danfoss VLT 5000 Instruction Manual page 23

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