Use In Hazardous Areas; Qualified Personnel For Hazardous Area Applications; Loss Of Safety Of Device With Type Of Protection "Intrinsic Safety Ex I - Siemens MASS 2100 Operating Instructions Manual

Safety notes

2.4 Use in hazardous areas

2.4 Use in hazardous areas
2.4.1

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.
2.4.2 Use in hazardous areas
Use in hazardous areas
Risk of explosion.
● Only use equipment that is approved for use in the intended hazardous area and labelled
2.4.3

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 has 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
20
WARNING
accordingly.
WARNING
circuit.
data (Page 215).
MASS 2100 & FC300 (FCT030)
Operating Instructions, 06/2017, A5E39789040-AA