Connecting The Device; Notes On Connecting - Siemens simatic ipc227e Operating Instructions Manual

Installing and connecting the device

3.3 Connecting the device

3.3 Connecting the device
3.3.1

Notes on connecting

Risk of fire and electric shock
The on/off switch does not isolate the device from the power supply. Risk of electric shock if
the device is opened incorrectly or defective. There is also a risk of fire if the device or
connecting lines are damaged. Death or serious bodily injury can result.
You should therefore protect the device as follows:
• Always pull out the power plug when you are not using the device or if the device is
• Connect the device to a protective conductor as instructed (see "Connecting the
• Use a central power isolating switch for cabinet installation.
Risk of lightning strikes
A lightning flash may enter the mains cables and data transmission cables and jump to a
person.
Death, serious injury and burns can be caused by lightning.
Take the following precautions:
• Disconnect the device from the power supply in good time when a thunderstorm is
• Do not touch mains cables and data transmission cables during a thunderstorm.
• Keep a sufficient distance from electric cables, distributors, systems, etc.
NOTICE
Fault caused by I/O devices
The connection of I/O devices can cause faults in the device.
The result may be personal injury and damage to the machine or plant.
Note the following when connecting I/O devices:
• Read the documentation of the I/O devices. Follow all instructions in the documentation.
• Only connect I/O devices which are approved for industrial applications in accordance
• I/O devices that are not hotplug-capable may only be connected after the device has
38
WARNING
defective. The power plug must be freely accessible.
protective conductor").
WARNING
approaching.
with EN 61000-6-2 and IEC 61000-6-2.
been disconnected from the power supply.
Operating Instructions, 11/2016, A5E35782395-AB
SIMATIC IPC227E