Endress+Hauser iTEMP PCP TMT 181 Betriebsanleitung Seite 31

Maintenance
Accessories
Fault finding
8 Maintenance
The head transmitter is maintenance free.
9 Accessories
Configuration set for PC SETUP settings of the head transmitter:
SETUP programme and PC serial interface cable (TTL/RS 232C).
Order No.:
Hint:
Please contact your supplier when ordering!
10 Fault finding
10.1 Spare parts
Head transmitter installation set
(4 screws, 6 springs, 10 circlips)
Order No.:
10.2 Repair concept and disposal
Due to its construction the head transmitter cannot be repaired.
Disposal:
When disposing of the head transmitter please take note of the local disposal
regulations.
10.3 Fault finding and repairs
Trouble shooting in general
Fault
No communication
Maintenance, accessories, fault finding
Cause
2 wire connection incorrect
No power supply to the 2 wire
connection
Power supply to low (<8 V)
Interface cable defective
PC-interface defective
Head transmitter defective
TMT181A-VK
510 01112
Action/cure
Re-connect correctly (see
connection diagram)
Check the current loop
Check power supply
Check the interface cable
Check the interface of your PC
Replace head transmitter
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