VEGA VEGAPULS SR 68 Modbus and Levelmaster protocol - Manual (Page 77)

77
10 Supplement
VEGAPULS SR 68 • Modbus and Levelmaster protocol
41371-EN-130624
Response:
Parameter Length Code/Data
Function Code 1 Byte 0x11
Byte Number 1 Byte
Slave ID 1 Byte
Run Indicator Status 1 Byte
FC43 Sub 14, Read Device Identification
With this function code, the Device Identification can be queried.
Request:
Parameter Length Code/Data
Function Code 1 Byte 0x2B
MEI Type 1 Byte 0x0E
Read Device ID Code 1 Byte 0x01 to 0x04
Object ID 1 Byte 0x00 to 0xFF
Response:
Parameter Length Code/Data
Function Code 1 Byte 0x2B
MEI Type 1 Byte 0x0E
Read Device ID Code 1 Byte 0x01 to 0x04
Confirmity Level 1 Byte 0x01, 0x02, 0x03, 0x81, 0x82, 0x83
More follows 1 Byte 00/FF
Next Object ID 1 Byte Object ID number
Number of Objects 1 Byte
List of Object ID 1 Byte
List of Object length 1 Byte
List of Object value 1 Byte Depending on the Object ID
10.5 Levelmaster commands
The VEGAPULS SR 68 is also suitable for connection to the following RTUs with Levelmaster proto-
col. The Levelmaster protocol is often called "Siemens" "Tank protocol".
RTU Protocol
ABB Totalflow Levelmaster
Kimray DACC 2000/3000 Levelmaster
Thermo Electron Autopilot Levelmaster
Parameters for the bus communication
The VEGAPULS SR 68 is preset with the default values: