Safety Information For Inspection And Maintenance - ABB 364G Series Manual

Safety information for inspection and maintenance

Warning – Risk to persons
There is no EMC protection or protecti on against accidental contact when the housi ng
cover is open. There are electric circuits within th e housing which are dangerous if
touched. Therefore, the auxiliary power must be switched off before opening the housing
cover.
Warning – Risk to persons
The device can be ope rated at high pressure and with aggressive media. Any medium
that squirts out can cause severe injuries.
Depressurize the pipeline/tank before opening the transmitter connection.
Corrective maintenance work may only be performed by trained personnel.
• Before removing the device, depressurize it and any adjacent lines or containers.
• Check whether hazardous materials have be en used as materials to b e measured
before opening the device. Residual amounts of hazardous substances may still b e
present in the device and could escape when the device is opened.
• Within the scope of operator responsibility, check the following as part of a regular
inspection:
− Pressure-bearing walls/lining of the pressure device
− Measurement-related function
− Leak-tightness
− Wear (corrosion)
364Ax-Gx Instruction Manual
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