Siemens SIPROCESS GA700, Operating Instructions Manual, Page: 129 / 224

2.5 For use in hazardous areas
Qualified personnel for applications in hazardous areas
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 and aggressive as
well as hazardous media.
● They are authorized and 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.
WARNING
Unsuitable device for the hazardous area
Explosion hazard
● Only use devices that have been approved for use in the intended hazardous area and
are labeled accordingly.
WARNING
Loss of the safety of the device with type of protection "Intrinsic safety Ex i"
If the device has already been operated in non-intrinsically safe circuits or the information on
the electrical specifications has been ignored, the safety of the device is no longer ensured
for use in hazardous areas. There is a danger of explosion.
Connect the device in Intrinsic Safety type of protection solely to an intrinsically safe circuit.
Observe the specifications for the electrical data in the certificate and/or in Chapter
→Technical specifications (Page 87)
General safety instructions
2.5 For use in hazardous areas
Field device
Operating Instructions, 05/2015, A5E35640463-02
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