Performing a pressure switch test – Martel Electronics BetaGauge 330 User Manual

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Figure 9

8. Performing a Pressure Switch Test

Figure 10

To perform a switch test, follow these steps:

1. Change the setup to Setup 4 (default switch test).

Setup 4: The upper display is set to [P1] ST, all other displays are off.

Important NOTE: The pressure Switch Test can be performed with the following
functions[P1] ST, or EXT ST.

2. Connect the calibrator to the switch using the pressure switch terminals. The polarity

of the terminals does not matter. Then connect the pump to the calibrator and the
pressure switch.

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