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Bipolar frequency calibration, Pressure module – Martel Electronics 135 User Manual

Page 59

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Bipolar Frequency Calibration









Figure 6


Pressure Module

Figure 7 shows a typical connection for calibrating a loop powered
pressure transmitter with a Model 130/135.

















Figure 7

Application Notes

130/135

55

Field Device
Frequency
Input
Terminals

100K

1uf

Pressure

Module

Shop Air

Supply



+ -

Vent to

Atmosphere

DP

Transmitter

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