Troubleshooting
Error
Possible cause
Possible remedial action
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- Switch on supply voltage
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- Check cable
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- Check correct polarity
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- Adhere to temperature range
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- Replace transmitter
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- Clean pressure inlet hole
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Replace transmitter
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Dispose of the product and transport packaging materials according to applicable
disposal regulations specific to the respective country. Upon request, used parts can
be taken back free of charge and disassembled, disposed of and recycled in
accordance with the legal regulations
Eliminate or reduce EMC interference
sources
Additional EMC precautions e.g. shielding
Recycling
Output signal does
not change
Measuring cell damaged e.g. by
overpressure
Electronics failure e.g. by short
circuit
Adhere to temperature range
Replace transmitter
Clean pressure inlet hole
Signal span outside of
specification
Output signal
fluctuates/ noises
EMC interference sources outside
the specification
Operating outside of temperature
Measuring
cell damaged e.g. by
overpressure
Pressure connection hole blocked
Zero point signal
outside of specification
Measuring cell damage
Operating outside of temperature
range
Pressure connection hole blocked
After removal!
After removal, there may be residual media in and at the pressure connection
that can endanger persons and the environment.
Please take appropriate precautions.
WARNING
Line interrupted/ disconnected
No supply voltage
In case of malfunctions, first check that the pressure transmitter is mounted correctly. The table shows the most
common faults and malfunctions and how they can be rectified.
No output signal
Polarity reversal
7
Protran® PR3850
User Manual
