Rosemount™ 2088 Gauge calibration and repair
calibrate of absolute pressure transmitter-using vacuum
manometer Range 0-400mm abs
The procedure for calibration is as follows:
• Connect
air supply to the transmitter.
• Connect a
test gauge of 0-1.4 Kg/cm2 to the output.
• Connect
Vacuum pump with tee off to the manometer.
• Apply 760
mm Vacuum (or nearest) and adjust zero.
• Apply 360
mm Vacuum adjust span. (760 - 360 = 400 mm abs.)