PR PRecon 5223 Manual page 22

The following apply to fixed hazardous voltages-connected devices:
The max. size of the protective fuse is 10 A and, together with a power
switch, it should be easily accessible and close to the device. The power
switch should be marked with a label telling it will switch off the voltage
to the device.
Year of manufacture can be taken from the first two digits in the serial number.
CAlIBRATION AND ADjUsTMENT
During calibration and adjustment, the measuring and connection of external
voltages must be carried out according to the specifications of this manual.
The technician must use tools and instruments that are safe to use.
NORMAl OPERATION
Operators are only allowed to adjust and operate devices that are safely fixed in
panels, etc., thus avoiding the danger of personal injury and damage. This means
there is no electrical shock hazard, and the device is easily accessible.
ClEANING
When disconnected, the device may be cleaned with a cloth moistened with
distilled water.
lIABIlITy
To the extent the instructions in this manual are not strictly observed, the
customer cannot advance a demand against PR electronics A/S that would
otherwise exist according to the concluded sales agreement.
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