CP 343-1
Manual, 12/2018,
C79000−G8976−C201
-08
35
Installation, connecting up and commissioning
5
5.1
Important notes on using the device
Safety notices on the use of the device
The following safety notices must be adhered to when setting up and operating the device
and during all associated work such as installation, connecting up, replacing devices or
opening the device.
General notices
WARNING
Safety extra low voltage
The equipment is designed for operation with Safety Extra-Low Voltage (SELV) by a
Limited Power Source (LPS). (This does not apply to 100 V...240 V devices.)
This means that only SELV / LPS complying with IEC 60950
-
1 / EN 60950
-1 / VDE 0805-1
must be connected to the power supply terminals. The power supply unit for the equipment
power supply must comply with NEC Class 2, as described by the National Electrical Code
(r) (ANSI / NFPA 70).
There is an additional requirement if devices are operated with a redundant power supply:
If the equipment is connected to a redundant power supply (two separate power supplies),
both must meet these requirements.
General notices on use in hazardous areas
WARNING
Risk of explosion when connecting or disconnecting the device
EXPLOSION HAZARD
DO NOT CONNECT OR DISCONNECT EQUIPMENT WHEN A FLAMMABLE OR
COMBUSTIBLE ATMOSPHERE IS PRESENT.
Summary of Contents for SIMATIC NET CP 343-1
Page 8: ...Preface CP 343 1 8 Manual 12 2018 C79000 G8976 C201 08 ...
Page 30: ...Requirements for use 3 3 Programming CP 343 1 30 Manual 12 2018 C79000 G8976 C201 08 ...
Page 34: ...LEDs CP 343 1 34 Manual 12 2018 C79000 G8976 C201 08 ...
Page 78: ...Index CP 343 1 78 Manual 12 2018 C79000 G8976 C201 08 ...