A5E32337695 SITRANS Probe LU (HART) – OPERATING INSTRUCTIONS Page 83
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D: Troubleshooting
S:12 Internal temperature of device has exceeded
specifications: it is operating outside its
temperature range.
Relocate device and/or lower
process temperature enough to
cool device. Inspect for heat-
related damage and contact your
local Siemens representative if
repair is required.
S:17 Calibration interval as defined in Maintenance
Required Limit has expired.
Perform calibration.
S:18 Calibration interval as defined in Maintenance
Demanded Limit has expired.
Perform calibration.
S:28 * Internal device failure caused by a RAM
memory error.
Repair required: contact your local
Siemens representative.
S:29 * EEPROM damaged. Repair required: contact your local
Siemens representative.
S:31 * Flash error. Repair required: contact your local
Siemens representative.
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. Reset power. If error persists,
contact your local Siemens
representative.
S:37 * Measurement hardware problem. Reset power. If error persists,
contact your local Siemens
representative.
S:38 * Failure in the device electronics. Reset power. If fault persists,
contact your local Siemens
representative: repair required.
Code Meaning Corrective Action (cont’d)
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