User's Manual

7ML19985JE03 SITRANS LR250 (HART) – INSTRUCTION MANUAL Page 121
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B: Troubleshooting
S: 29
* EEPROM damaged.
Repair required: contact your local Sie-
mens representative.
S: 31
*Flash error.
Repair required: contact your local Sie-
mens representative.
S: 33
*
Factory calibration for the internal temper-
ature sensor has been lost.
Repair required: contact your local Sie-
mens representative.
S: 34
*
Factory calibration for the device has been
lost.
Repair required: contact your local Sie-
mens representative.
S: 35
*
Factory calibration for the device has been
lost.
Repair required: contact your local Sie-
mens 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
* Failure in the device electronics.
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 Sie-
mens representative.
S: 45
*
No valid boot program detected: firmware
corrupt.
Repair required: contact your local Sie-
mens representative.
S: 48
*
User configuration is invalid. One or more
of parameters: Low Calibration Point, High
Calibration Point, Volume breakpoints, and/
or Auto False-Echo Suppression, are set to
invalid values.
• Reconfigure the unit.
• Ensure the difference between High Cali-
bration Point and Low Calibration Point is
not less than or equal to zero; do a Mas-
ter Reset.
General Fault Codes (cont’d)
Code /
Icon
Meaning Corrective Action