Siemens sitrans PROBE LU - Sound Velocity and Calibration; Echo Sampling Methods

Page 84 SITRANS Probe LU (HART) – OPERATING INSTRUCTIONS A5E32337695
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D: Troubleshooting
S:39 * Transducer temperature sensor failure.. Reset power. If fault persists,
contact your local Siemens
representative: repair required.
S:40 Transducer temperature too high. 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:41 Transducer temperature too low. Relocate device and/or raise
process temperature enough to
warm device. Inspect for damage
and contact your local Siemens
representative if repair is required.
S:42 Factory calibration for the transducer
temperature sensor has been lost.
Repair required: contact your local
Siemens representative.
S:43 * Factory calibration for the radar receiver has
been lost.
Repair required: contact your local
Siemens representative.
S:44 * Factory calibration for the echo slope has
been lost.
Repair required: contact your local
Siemens representative.
S:45 * No valid boot program detected: firmware
corrupt.
Repair required: contact your local
Siemens 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
breakpoints (only required if P050 is
set to 9); do a P999 reset.
S:49 * EEPROM corrupt. Repair required: contact your local
Siemens representative.
S:50 * EEPROM corrupt. Repair required: contact your local
Siemens representative.
Code Meaning Corrective Action (cont’d)