Cal Function - Presys PC-507-IS Technical Manual

Pressure calibrator
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Page 41
Fig. 22 – SCALE Function (FLOW)

3.9.2. CAL Function

The calibrator may be used to calibrate or check isolated converters. In a
typical application, it would "generate" a pressure signal and measure the current
signal from a pressure transmitter. Due to reasons of quickness and easiness to
compare errors at the input and output of the converter, the reading of the calibrator
current input can be displayed in the same unit of the generated signal, i.e., pressure

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