Notes On Use In Hazardous Areas According To Fm - Siemens IE/PB LINK PN IO Operating Instructions Manual

Installation, connecting up, commissioning
3.1 Important notes on using the device
3.1.4

Notes on use in hazardous areas according to FM

EXPLOSION HAZARD
You may only connect or disconnect cables carrying electricity when the power supply is
switched off or when the device is in an area without inflammable gas concentrations.
This equipment is suitable for use in Class I, Division 2, Groups A, B, C and D or non-
hazardous locations only.
This equipment is suitable for use in Class I, Zone 2, Group IIC or non-hazardous locations
only.
EXPLOSION HAZARD
The equipment is intended to be installed within an ultimate enclosure. The inner service
temperature of the enclosure corresponds to the ambient temperature of the module. Use
installation wiring connections with admitted maximum operating temperature of at least
30 ºC higher than maximum ambient temperature.
34
WARNING
WARNING
Operating Instructions, 11/2017, C79000-G8976-C393-02
IE/PB LINK PN IO