Specifications

IV
Precautions to prevent damages by electrostatic discharge
Electronic devices and modules can be damaged by electrostatic charge, which is conducted from the
human body to components of the PLC. Always take the following precautions, when handling the
PLC:
b
WARNING:
● Before touching a module of the PLC, always touch grounded metal, etc. to discharge static
electricity from human body.
● Wear isolating gloves when touching the powered PLC, e. g. at maintenance during visual
check.
● You shouldn’t wear clothing made of synthetic fibre at low humidity. This clothing gets a very
high rate of electrostatic charge.