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User Manual
1.8
OVERVOLTAGE CATEGORY
The following summary of installation and measurement
overvoltage categories are derived from IEC61010-1. The
overvoltage categories indicate the severity of overvoltage
transients.
Overvoltage
Category
CAT I
CAT II
1.9
PREPARING THE INSTRUMENT
On receipt of the instrument check the contents in the box, listed in
accessories See Section 1.10. It is recommended to retain the box
and packaging for future use.
1.9.1
Initial Checks
Before you use the instrument for the first time:
•
Make sure that there is no damage to the instrument, and that
there are no missing items; See Section 1.10.
•
Remove the plastic film that protects the display.
1.9.2
Install Rechargeable Battery and Cradle
For a new unit steps 1-4 will have been completed in the factory
prior to delivery.
1. Remove the battery cover by loosening the captive battery cover
fixing screw and lifting the cover upwards.
2. If fitted, remove white battery holder by pulling straight up to
reveal charging cable. Remove foam block from battery cover.
Page 15 of 105
Table 1-1
Overvoltage category I has the least severe overvoltage
transients. Generally CAT I equipment is not designed to be
directly connected to the mains supply. Examples of CAT I
equipment are process loop powered devices.
Overvoltage category II describes an electrical installation
where typically single phase equipment is connected.
Examples of such equipment are appliances and portable
tools.
Description
[EN] English – 109M4017 Revision -
Druck DPI612
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