Weidmuller GPRS Alarm Unit - Manual (Page 9)

Safety Notes
1-7
1.6 Electrical connections
The IE-GPRS-I/O must be connected to an electrical supply system.
Power supply connection
The IE-GPRS-I/O must only be connected to the electrical supply
system by an electrical expert.
The power supply of the IE-GPRS-I/O must be provided exclusively
by a power pack which complies with DIN EN 60 742 (VDE 0551).
Make sure that an appropriate fuse is installed in the incoming
supply feeder.
For operation of the IE-GPRS-I/O, please refer to the information
provided in Chapter 6 Technical Data.
1.7 Safety regulations
The IE-GPRS-I/O possesses a housing.
Electrical hazards
The operation of the IE-GPRS-I/O is only allowed with the housing
closed.
The housing prevents:
• persons from coming into contact with live parts;
• the penetration of humidity and foreign substances, and
• the impairment of system functions by electromagnetic interference
The housing cover must not be opened.
DANGER
DANGER