Use In Hazardous Areas - Siemens 7MF03 Series Compact Operating Instructions

Using equipment with approval-related restrictions
Risk of explosion, damage to property due to operating conditions not in conformity with the
approval (e.g. temperature and pressure limits exceeded)
● Take note of the approval restrictions before using the device. You can find the information
3.3

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 labelled
● Don't use devices that have been operated outside the conditions secified for hazardous
See also
Technical data (Page 63)
SITRANS P320/P420 with 4 to 20 mA/HART
Compact Operating Instructions, 09/2018, A5E38874562-AB
DANGER
on this in the current certificates.
WARNING
accordingly.
areas. If you have used the device outside the conditions for hazardous areas permanently
make all Ex markings unrecognizable on the nameplate.
Safety instructions
3.3 Use in hazardous areas
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