User Manual

Safety information
2.2 Product-specific safety information
3UG4 / 3RR2 monitoring relays
14 Manual, 02/2013, NEB927043002000/RS-AA/002
2.2 Product-specific safety information
Intended use
WARNING
Intended use
Can Cause Death, Serious Injury, or Property Damage.
The devices may only be used for the applications described in the catalog and the
technical description, and only in conjunction with equipment or components from other
manufacturers which have been approved or recommended by Siemens.
This product can function correctly and reliably only if it is transported, stored, assembled,
and installed correctly, and operated and maintained as recommended.
Before you run any sample programs or programs that you have written yourself, make
sure that running the plant cannot cause injury to anyone else or damage to the machine
itself.
Hazardous Voltage
WARNING
Hazardous Voltage.
Will cause death or serious injury.
Turn off and lock out all power supplying this device before working on this device.
Radio interference
Note
The devices have been built as Class A devices.
Use of these devices in domestic areas can result in radio interference!