Notes On Use In Hazardous Areas According To Ul Hazloc; Installation And Commissioning - Siemens SIMATIC NET CP 443-5 Extended Manual

3.1.3

Notes on use in hazardous areas according to UL HazLoc

EXPLOSION HAZARD
Do not connect or disconnect while the circuit is live or unless the area is known to be free
of ignitible 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.
3.2

Installation and commissioning

NOTICE
Do not pull or plug the CP while power is on
The CP 443-5 Extended must not be pulled or plugged while the power is connected. In
some cases, this could lead to damage of the module.
If you do pull or plug the CP while power is on, the CPU changes to STOP.
Afterwards, the power for the central rack must be cycled.
Keep to the installation guide for SIMATIC S7-400
During installation, keep to the guidelines and instructions in the following documents:
● S7-400 installation manual /3/ (Page 42)
● SIMATIC NET PROFIBUS network manual /4/ (Page 42)
CP 443-5 Extended
Manual, 11/2018, C79000-G8976-C162-09
WARNING
Installation and commissioning
3.2 Installation and commissioning
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