Use In Hazardous Areas; Qualified Personnel For Hazardous Area Applications; Loss Of Safety Of Device With Type Of Protection "Intrinsic Safety Ex I - Siemens SITRANS L Series Compact Operating Instructions

2.3

Use in hazardous areas

2.3.1

Qualified personnel for hazardous area applications

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.
2.3.2

Loss of safety of device with type of protection "Intrinsic safety Ex i"

Loss of safety of device with type of protection "Intrinsic safety Ex i"
If the device or its components have already been operated in non-intrinsically safe circuits
or the electrical specifications have not been observed, the safety of the device is no longer
ensured for use in hazardous areas. There is a risk of explosion.
• Connect the device with type of protection "Intrinsic safety" solely to an intrinsically safe
• Observe the specifications for the electrical data on the certificate and/or in Technical
SITRANS Probe LR with mA/HART
Compact Operating Instructions, 05/2019, A5E46248119-AC
WARNING
circuit.
data (Page 39).
Safety notes
2.3 Use in hazardous areas
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