Service And Maintenance; Basic Safety Instructions; Calibrating; Clean Diaphragm - Siemens SITRANS LH100 Compact Operating Instructions

Service and maintenance

7.1

Basic safety instructions

Note
The device is maintenance-free.
Impermissible repair of explosion protected devices
Risk of explosion in hazardous areas
● Repair must be carried out by Siemens authorized personnel only.
Use of a computer in a hazardous area
If the interface to the computer is used in the hazardous area, there is a risk of explosion.
● Ensure that the atmosphere is explosion-free (hot work permit).
7.2

Calibrating

The pressure transmitter was calibrated to the measuring range at the manufacturer and
cannot be re-calibrated.
7.3

Clean diaphragm

If the mediums are contaminated, viscous or crystallized, it could be necessary to clean the
diaphragm from time to time. Only remove deposits on the diaphragm using a suitable solvent.
Do not use corrosive cleaning agents.
NOTICE
Improper cleaning of diaphragm
Device damage. The diaphragm can be damaged.
● Do not use sharp or hard objects to clean the diaphragm.
SITRANS LH100 Transmitter for Hydrostatic Level
Compact Operating Instructions, 01/2019, A5E32588610-AA
WARNING
WARNING
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