ABB XSeries G4 6200 User Manual page 119

2) Select SP from the Calibration drop-down menu to the left of the Pressure
3) Select the SP type: Absolute or Gauge.
4) Click on the Enter Pressure Check Value, and select Continuous to update
5) Verify that the vent valve is closed (see Figure 4–12).
6) Open both the high and low equalizer valves.
7) Close both the downstream and upstream tap valves.
8) Open the atmospheric vent valve.
9) Enter a pressure marker for atmospheric pressure (PSIA). Enter zero if in
10) Close the atmospheric vent valve.
11) Click on the Enter Pressure Check Value.
12) Connect Calibration Standard to the calibration test port.
13) Pressure to the next preferred verification pressure.
14) When the current reading stabilizes, enter the pressure value from the
15) Repeat steps 11 through 14 for each pressure check value.
16) When all the static pressure markers have been set, determine if calibration
2104349 rev. AD
Marker table.
Absolute will display values with the barometric pressure
added in. Additionally, entered values will need the
barometric pressure added. Gauge will display values in
gauge pressure. Additionally, entered values will need to be
in gauge pressure.
the current reading.
Gauge mode or the barometric pressure (or contract value) if in Absolute
mode. Click the OK button.
calibration source. Remember to add the barometric pressure if the
pressure type is Absolute. Click the OK button.
is required. If no calibration is required, return the manifold to service before
exiting Calibration mode.
For additional information regarding Static Pressure
Calibration Checks, see the PCCU32 Help Files.
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