CS Instruments VA 550 - Coding VIF (Value Information Field); Default Settings Communication; Default Values Transmitted; Supplementary Documentation

Operation
VA 550 English V1.21 Page 50 of 53
8.4.2 Coding VIF (Value Information Field)
8.4.3 Default Settings communication
Primary Address*: 1
ID: Serial number of Sensor
Baud rate*: 2400
Medium*: depending on medium (Gas or Compressed Air)
Manufacturer ID: CSI
VIF coding: Primary VIF
Both addresses, Primary address and ID, could be searched in the M-Bus system automatically.
8.4.4 Default values transmitted
Value 1 with [Unit]*: Consumption [m³]
Value 2 with [Unit]*: Flow [m³/h]
Value 3 with [Unit]*: Gas temperature [°C]
*All Values could be changed / preset in production or with CS Service software (Order-No. 0554 2007)
9 Supplementary Documentation
• Supplementary Documentation for Ex-Version:
Flow / Consumption Sensor VA 550 Ex / VA5 70 Ex - Ex-Documentation
The Sensor offers two possibilities for coding the
Value Informaition Field (VIF).
• Primary VIF (The units and multiplier
correspond to MBus specification 4.8 chapter
8.4.3
• Plain text VIF ((units are transmitted as
ASCCII characters. So units that are not
included in MBus specification chapter 8.4.3
are possible
•
Switch to Plain Text VIF by activation of „Units as
String“.