6 Reference and Specification
K0443 Revision A 6 - 32 [EN] English
Barometric Reference Option
The barometric reference option measures the barometric pressure at the reference port.
When installed, this option allows absolute or gauge pressure range selection. To obtain
absolute pressure the instrument uses a summation of gauge pressure and barometric
pressure (measured by the barometric sensor).
Ref: Data sheet 920-561 for the barometric reference and precision of absolute ranges.
Barometric Pressure
2bar abs +1bar g
-1bar g
11bar abs
+10bar g
1350mbar abs
650mbar abs
0bar abs (Absolute Zero Pressure)
+350mbar g
-350mbar g
1070mbar abs
930mbar abs
+70mbar g
-70mbar g
Gauge reference pressure
70mbar Control Module with Barometric Option
Gauge Range = ±70mbar g
Pseudo Absolute Range = 930mbar abs to 1070mbar abs
350mbar Control Module with Barometric Option
Gauge Range = ±350mbar g
Pseudo Absolute Range = 650mbar abs to 1350mbar abs
10bar Control Module with Barometric Option
Gauge Range = -1bar g to +10bar g
Pseudo Absolute Range = 0bar abs to 11bar abs
1bar Control Module with Barometric Option
Gauge Range = ±1bar g
Pseudo Absolute Range = 0bar abs to 2bar abs