Operating Manual
ARS31(Pro)-UMB
G. Lufft Mess- und Regeltechnik GmbH, Fellbach, Germany
3
1 Please read before commissioning
Before using the equipment, please read the operating manual carefully and follow the
instructions in every detail.
This operating manual covers ARS31Pro-UMB/ARS31-UMB device version 9 and above
and firmware 10.3 and above.
1.1 Symbols used
Important indication concerning possible hazards to the user
Important indication for the correct functioning of the equipment
1.2 Safety instructions
Installation and commissioning must only be carried out by suitably qualified specialist
personnel.
Never take measurements on or touch live electrical parts.
Pay attention to the technical data and storage and operating conditions.
1.3 Designated use
The equipment must only be operated within the range of the specified technical data.
The equipment must only be used under the conditions and for the purposes for which
it was designed.
The safety and operation of the equipment can no longer be guaranteed if it is modified
or adapted.
Do not continue to use equipment that is obviously defective.
1.4 Guarantee
The guarantee period is 12 months from the date of delivery. The guarantee is forfeited if
the designated use is violated.
1.5 Incorrect use
If the equipment is installed incorrectly
-
It may not function
-
It may be permanently damaged
If the equipment is not connected correctly
-
It may not function
-
It may be permanently damaged
-
There may be a possibility of an electrical shock
1.6 Nomenclature
Tg: Freezing temperature that the sensor identified
Tu: Road surface temperature, ambient temperature
Toi: Threat of icing
