Siemens Sitrans LR250 - Page 113

7ML19985JF02 SITRANS LR250 (PROFIBUS PA) – INSTRUCTION MANUAL Page 107
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B: Troubleshooting
S: 33 * Factory calibration for the internal
temperature sensor has been lost.
Repair required: contact your local
Siemens representative.
S: 34 * Factory calibration for the device
has been lost.
Repair required: contact your local
Siemens representative.
S: 35 * Factory calibration for the device
has been lost.
Repair required: contact your local
Siemens representative.
S: 36 * Unable to start microwave module. Cycle power. If fault persists, contact
your local Siemens representative.
S: 37 * Measurement hardware problem. Cycle power. If fault persists, contact
your local Siemens representative.
S: 38 * Microwave module hardware fail-
ure: unable to calculate distance
measurement.
Cycle power. If fault persists, contact
your local Siemens representative:
repair required.
S: 43 * Factory calibration for the radar
receiver has been lost.
Repair required: contact your local
Siemens representative.
S: 51 * EEPROM corrupt. Repair required: contact your local
Siemens representative.
General Fault Codes (cont’d)
Code /
Icon
Meaning Corrective Action