SIMATIC IPC347E
Operating Instructions, 09/2018, A5E41134132-AE
41
Installing hardware expansions
5
5.1
Opening the device
NOTICE
Malfunctions and electric shock caused by improper expansion installation
Improper expansion installation jeopardize operational reliability and damage the device.
The results are personal injuries and damage to the plant.
Take the following precautions:
•
Always disconnect the power plug before you open the device.
•
Close the device after every repair.
CAUTION
Electrostatic sensitive devices (ESD)
The device contains electronic components which are destroyed by electrostatic charges.
This can result in malfunctions and damage to the machine or plant.
Make sure you take precautionary measures when you open the device, for example, when
opening device doors, device covers or the housing cover.
Limitation of liability
All technical specifications and approvals apply only to expansions which are approved by
the Siemens AG. We are not liable for functional limitations caused by using a third-party
devices or components.
Observe the installation instructions for the components. UL approval of the device is valid
only if UL-approved components are used in observance of their intended purpose
("Conditions of Acceptability").
Requirement
●
The device is disconnected from the power supply.
●
All connection cables are unplugged.
●
PH2 screwdriver
