Danfoss VLT MCD 200 Manual de instrucciones de instalación - Página 7

Navegue en línea o descargue pdf Manual de instrucciones de instalación para Unidad de control Danfoss VLT MCD 200. Danfoss VLT MCD 200 17 páginas. Usb module
También para Danfoss VLT MCD 200: Manual de instrucciones de instalación (6 páginas), Instrucciones de instalación (5 páginas)

Imprimir página
Danfoss VLT MCD 200 Manual de instrucciones de instalación
MCD Modbus Module Instructions

8. Modbus Functions

The Modbus Module supports the following Modbus functions:
03 Read multiple registers
06 Write single register
Modbus broadcast functions are not supported.
MCD 200 soft starters (including Remote Operator):
Read multiple registers 40003 to 40008
Write single register 40002
MCD 500 soft starters:
Read multiple registers starting from 40003 up to a maximum of 125 register blocks
Write single register 40002 or 40009 to 40599

8.1. Master Configuration

For standard Modbus 11-bit transmission, the Master must be configured for 2 stop bits with No
Parity and 1 stop bit for odd or even parity.
For 10-bit transmission, the Master must be configured for 1 stop bit.
In all cases, the Master baud rate and slave address must match those set on the Modbus Module DIP
switches.
Command: Start
Message
In
Out
Starter status: Running
Message
In
Out
Trip code: Motor overload
Message
In
Out
Download parameter from starter
MCD 500: Read Parameter 1, Motor FLC (Parameter 1-1), 100 A
Message
In
Out
N.B.!:
A multiple read across register boundary 40008/40009 will result in a Modbus Error code
05 at the Master.
Modbus Module version 3 and earlier (serial number xxxxxx-3) can read a maximum of
119 register blocks.
Starter
Function Code
Address
20
20
Starter
Function Code
Address
20
20
Starter
Function Code
Address
20
20
Starter
Function
Address
Code
20
20
MG.17.F5.02 - VLT® is a registered Danfoss trademark
Register
Address
06
40002
06
40002
Register
Address
03
40003
03
2 (bytes)
Register
Address
03
40004
03
2 (bytes)
Register
Address
03
40009
03
2 (bytes)
Modbus Functions
Data
CRC
1
CRC1, CRC2
1
CRC1, CRC2
Data
CRC
1
CRC1, CRC2
3
CRC1, CRC2
Data
CRC
1
CRC1, CRC2
2
CRC1, CRC2
Data
CRC
1
CRC1, CRC2
100
CRC1, CRC2
7