MP 377 15" Touch daylight readable (WinCC flexible)
Operating Instructions (Compact), 04/2009, A5E02532357-01
15
Safety instructions and approvals
2
2.1
Validity
This manual includes important information on the operation of the MP 377 15" Touch
daylight readable in potentially explosive atmospheres of zones 2 and 22.
WARNING
Read all sections of this manual. Please observe all safety guidelines contained within the
sections. These safety instructions apply to all HMI devices that have an "Ex protection"
identifier on their type plates.
2.2
Safety notes
Working on the control cabinet
WARNING
Open Equipment
The HMI device is an open equipment. This means that the HMI device may only be
installed in a control cabinet, whereby the device can be operated from the front panel.
Access to the control cabinet in which the HMI device is installed should only be possible
by means of a key or tool and only for trained and authorized personnel.
Dangerous Voltage
Opening the control cabinet will expose high voltage parts. Contact with these parts could
be fatal.
Switch off the power supply to the cabinet before opening it.
High frequency radiation
NOTICE
Unintentional operating situations
High frequency radiation, e g. from a cellular phone, can cause unintentional operating
situations.
