Process variables and internal measurement units (continued)Table 13-1:
Process variable Internal measurement unit
Board Temperature °C
Drive Gain %
Concentration %
% CO, % CO
2
, %N
2
, %H
2
%
Line Pressure Bar a
Sensor Time Period Microseconds
Specific Gravity (gas) Unitless
Specific Gravity (concentration measurement) Unitless
Compressibility Unitless
CII Unitless
CCAI Unitless
Quality Factor Unitless
Wobbe Index Unitless
Measurement support
Configuration and Use Manual 143