Delta Electronics MVF2000 Series, Руководство по эксплуатации продукта

Страница: 132 / 136

Annex D
MODBUS Communication
1. Communication protocol
Communication port
：
RS485
Communication protocol
：
Modbus RTU
Communication station
：
2
Communication data structure
9600 (Baud rate), 8 (data bit), Even (Odd-even check bit) 1 (initial bit), 1 (stop bit)
2. Communication command code
Command
code
Meaning Operable device
01
Read node state
(cannot read input node state)
S, Y, M, T, C
02
Read node state
(can read input node state)
S, X, Y, M,T, C
03 Read the content value in register T, C, D
05 Force single node state S, Y, M, T, C
06 Preset the value of single register T, C, D
15 Force multiple node states S, Y, M, T, C
16
Preset the value of multiple
registers
T, C, D
3. MODBUS Addresses of Various Parameters
No. Type Variable name
Register
address
MODBUS
address
R/W
Attribute
Remarks
1
Operation
parameters
Input voltage D26001 426002
R
Measured value *1
2
Output voltage
D26002 426003 R
Measured value *1
3
Input current
D26003 426004 R
Measured value *1
4 Output current D26004 426005
R
Measured value *1
5
Input power
D26005 426006 R
Measured value *1
6
Reference Speed
D26006 426007 R
Measured value *1
7
Actual operation
Speed
D26007 426008 R
Measured value *1
8
Reference
D26008 426009 R
Measured value