Safety information for inspection and 
maintenance
Corrective maintenance work may be performed only by trained 
personnel.
•  Before removing the device, depressurize the device and any 
adjacent lines or containers.
•  Check whether hazardous materials have been used as 
measured materials before opening the device. Residual 
amounts of hazardous substances may still be present in the 
device and could escape when the device is open
•  Within the scope of operator responsibility, check the 
following as part of a regular inspection:
•  Pressure-bearing walls / lining of the level device
•  Measurement-related function
•  Leak-tightness
•  Wear (corrosion)
 WARNING - Bodily injury.
There is no EMC protection or protection against accidental 
contact when the housing cover is open. There are electric 
circuits within the housing which are dangerous if touched. 
Therefore, the auxiliary power must be switched off before 
opening the housing cover.
 WARNING - Bodily injury.
The device can be operated at high pressure and with 
aggressive media. Any process media released may cause 
severe injuries. Depressurize the pipeline / tank before 
opening the transmitter connection.
Explosives atomspheres installation
For installation requirements in Explosives Atmospheres 
applica tions refer to IEC 60079-14 and any local Safety or 
Electric Code regulations mandatory in your area.
For specific conditions for safe use of the LMT100 and LMT200, 
refer to the LMT Series Safety Manual (SM LMT100200-EN A).