36
MAN-100472
RD150 - Operating Instructions
57030-EN-180717
Error
Cause
Rectification
4 … 20 mA signal missing
•
Electrical connection faulty
•
Check connection, correct, if neces-
sary
•
Voltage supply missing
•
Check cables for breaks; repair if
necessary
•
Operating voltage too low, load resist-
ance too high
•
Check, adapt if necessary
Current signal greater than
22 mA, less than 3.6 mA
•
Sensor electronics defective
•
Exchange the instrument or send it in
for repair
Depending on the reason for the fault and the measures taken, the
steps described in chapter "
Setup
" must be carried out again or must
be checked for plausibility and completeness.
8.4 Software update
The following components are required to update the sensor soft-
ware:
•
Sensor
•
Voltage supply
•
PC with PACTware
•
Current sensor software as file
You can find the actual sensor software as well as detailed infor
-
mation of the procedure in the download area on our homepage:
www.siemens.com/sitranslg.
You can find information about the installation in the download file.
Caution:
Instruments with approvals can be bound to certain software versions.
Therefore make sure that the approval is still effective after a software
update is carried out.
You can find detailed information in the download area on our home
-
page: www.siemens.com/sitranslg.
8.5 How to proceed if a repair is necessary
If it is necessary to repair the instrument, please contact the agency
serving you.
Reaction after fault recti-
fication
