General Notices On Use In Hazardous Areas According To Fm; Installing The Cp - Siemens SIMATIC NET ET 200SP Operating Instructions Manual

Installation, wiring, commissioning

3.2 Installing the CP

3.1.4

General notices 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.
3.2 Installing the CP
NOTICE
Install and remove the CP only when the power is off.
Switch off the power supply of the ET 200SP and the CP before you install or remove
modules. Installing and removing modules with the power supply on can lead to damage to
the modules and to loss of data.
Note
Note the installation guidelines
When installing and connecting up the CP note the instructions in the manual /3/ (Page 114).
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WARNING
WARNING
Operating Instructions, 12/2019, C79000-G8976-C426-05
CP 154xSP-1