Connecting; Basic Safety Notes - Siemens SITRANS FMT020 Operating Instructions Manual

Connecting

6.1

Basic safety notes

Incorrect conduit system
Risk of explosion in hazardous areas as result of open cable inlet or incorrect conduit system.
• In the case of a conduit system, mount a spark barrier at a defined distance from the device
Hazardous contact voltage
Risk of electric shock in case of incorrect connection.
• For the electrical connection specifications, refer to the information in Technical
• At the mounting location of the device observe the applicable directives and laws for
Connecting or disconnecting in explosive environments
Connecting or disconnecting a powered device in explosive environments can lead to an
explosion.
• Connect and disconnect in non-explosive environments.
• Remove power to the device before connecting or disconnecting in explosive atmosphere.
Connecting or disconnecting device in energized state
Risk of explosion in hazardous areas.
• Connect or disconnect devices in hazardous areas only in a de-energized state.
• Install a suitable switch-off device.
Exceptions:
• Devices having the type of protection "Intrinsic safety Ex i" may also be connected in
SITRANS Verificator
Operating Instructions, 03/2024, A5E51481698-AA
WARNING
input. Observe national regulations and the requirements stated in the relevant approvals.
WARNING
specifications (Page 45).
installation of electrical power installations with rated voltages below 1000 V.
WARNING
- or-
WARNING
energized state in hazardous areas.
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