Use In Hazardous Areas - Siemens XRS-5 Compact Operating Instructions

Risk of explosion
If the top section separates from the main body of the transducer, live circuitry will be
exposed to the hazardous environment, increasing the risk of an explosion if volatile or
explosive dusts or gases are in sufficient concentration. A malfunction of the level system
may also occur, which may affect the process using the ultrasonic ranging system.
2.2

Use in hazardous areas

Qualified personnel for hazardous area applications
Persons who install, connect, commission, operate, and service the device in a hazardous
area must have the following specific qualifications:
● They are authorized, trained or instructed in operating and maintaining devices and
systems according to the safety regulations for electrical circuits, high pressures,
aggressive, and hazardous media.
● They are authorized, trained, or instructed in carrying out work on electrical circuits for
hazardous systems.
● They are trained or instructed in maintenance and use of appropriate safety equipment
according to the pertinent safety regulations.
Use in hazardous area
Risk of explosion.
• Only use equipment that is approved for use in the intended hazardous area and
• Don't use devices that have been operated outside the conditions secified for hazardous
Transducers
Compact Operating Instructions, 01/2018, A5E43390688_AA
WARNING
WARNING
labelled accordingly.
areas. If you have used the device outside the conditions for hazardous areas
permanently make all Ex markings unrecognizable on the nameplate.
Safety notes
2.2 Use in hazardous areas
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