VEGA POINTRAC 31 8_16 mA_HART - four-wire User Manual

Page 30

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6 Set up with the display and adjustment module

POINTRAC 31 • 8/16 mA/HART - four-wire

39411-EN-131119

The value is an indication for the reliability and reproducibility of the

switching point.
The greater the difference in the pulse rate between covered and

uncovered status, the greater the differential value (Delta I) and the

more reliable the measurement. The automatically calculated damp-

ing is also oriented around the Delta I value. The higher the value, the

lower the damping.
A Delta I value below 10 % is an indication for a critical measurement.

In this menu item you can simulate measured values via the current

output. This allows the signal path to be tested, e.g. through down-

stream indicating instruments or the input card of the control system.
You can simulate different values:

Pulse rate of the sensor

Current output

Switching function of the relay

Information:

The simulation is automatically terminated 10 minutes after the last

pressing of a key.

The sensor calculates a suitable integration time automatically.

Diagnosis/Simulation

Diagnosis - Calculated

damping

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