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Troubleshooting
9.2 Fault codes (firmware revision 3.02 or higher)
SITRANS Probe LR with mA/HART
Operating Instructions, 05/2019, A5E32337711-AC
75
S:12 Internal temperature of device has exceeded
specifications: it is operating outside its temper-
ature range.
Relocate device and/or lower process
temperature enough to cool device.
Inspect for heat related damage and
contact your local Siemens representa-
tive 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 Sie-
mens representative.
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 temperature
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.
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: re-
pair required.
S:43 * Factory calibration for the radar receiver has
been lost.
Repair required: contact your local Sie-
mens representative.
S:44 * Factory calibration for the echo slope has been
lost.
Repair required: contact your local Sie-
mens representative.
S:45 * No valid boot program detected: firmware cor-
rupt.
Repair required: contact your local Sie-
mens representative.
S:48 * User configuration is invalid. One or more of
parameters: Span, Volume breakpoints, and/or
Auto False-Echo Suppression, are set to invalid
values.
Reconfigure the unit. Ensure Span
(P007) is not set to 0; check the break-
points (only required if P050 is set to 9);
do a P999 reset.
S:49 * EEPROM corrupt.
Repair required: contact your local Sie-
mens representative.
S:50 * EEPROM corrupt.
Repair required: contact your local Sie-
mens representative.
S:51 * EEPROM corrupt.
Repair required: contact your local Sie-
mens representative.