Siemens sitrans PROBE LU - Failsafe Value and Blanking; False Echoes and Auto Suppression

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Remote Operation : PA
7ML19985JB02 SITRANS Probe LU (PROFIBUS PA) – INSTRUCTION MANUAL Page 31
S:12 *
Internal temperature of the
device has exceeded speci-
fications: it is operating out-
side its temperature range.
Relocate device and/or lower
ambient temperature enough to
cool device. Inspect for heat-
related damage, and contact
your local Siemens representa-
tive if repair is required. Fault
code will persist till a manual
reset is performed using PDM
or the LCD interface.
1
5
S:14
Upper and Lower input val-
ues (Process Value Scale)
for AIFB1 are the same.
Check configuration for AIFB1.
Ensure that Upper Value and
Lower Value (Process Value
Scale) are different.
6
S:15
Upper and Lower input val-
ues (Process Value Scale)
for AIFB2 are the same.
Check configuration for AIFB2.
Ensure that Upper Value and
Lower Value (Process Value
Scale) are different.
7
S:28
Internal device failure
caused by a memory error.
Repair required: contact your
local Siemens representative.
3
4
S:29 EEPROM damaged.
Repair required: contact your
local Siemens representative.
5
S:30 EEPROM corrupt.
Reset power. If error persist,
contact your local Siemens rep-
resentative: repair required.
6
S:31 Flash error.
Repair required: contact your
local Siemens representative.
7
S: 32
IDENT number reported by
the device is different from
the number used when the
PLC was parameterized.
Either use the Ident Number
selector to correct the Ident
number in the device; or discon-
nect the class 1 master (PLC),
and re-parameterize with the
new Ident number.
4
0
S:33
Factory calibration for the
internal temperature sen-
sor has been lost.
Repair required: contact your
local Siemens representative.
1
LCD
display
Cause/symptom (cont’d) Corrective Action (cont’d) Byte Bit