Energized Devices; Safety Notes For Connecting - Siemens MASS 2100 Operating Instructions Manual

5.1.1

Energized devices

Energized devices
Risk of electric shock or explosion.
When energized the device may be opened by qualified personnel only.
Mains supply from building installation overvoltage category 2
A switch or circuit breaker (max. 15 A) must be installed in close proximity to the equipment
and within easy reach of the operator. It must be marked as the disconnecting device for the
equipment.
5.1.2

Safety notes for connecting

Use in hazardous areas
Before accessing the sensor terminal compartment and application terminal space check that:
● A safe access permission certificate has been issued by plant operations management
● The flow transmitter may not be opened if energized
● All connection leads are potential free
Hazardous areas
Observe the type examination certificates or the test certifications applicable in your country
if you use transmitters as category 1/2 equipment.
Commissioning
Only apply power and commission the device after the device has been properly connected
and, if required, closed.
MASS 2100 & FC300 (FCT030)
Operating Instructions, 06/2017, A5E39789040-AA
WARNING
WARNING
WARNING
WARNING
Connecting
5.1 Basic safety notes
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