2. PRODUCT SPECIFIC SAFETY INFORMATION
Measurement Category III (CAT III) is applicable to test and
measuring equipment connected to the distribution part of the
building’s low-voltage MAINS installation.
Measurement Category IV (CAT IV) is applicable to test and
measuring equipment connected at the source of the building’s low-
voltage MAINS installation.
2.1 Precautions
This product has been designed with your safety in mind, but
please pay attention to the following warnings and cautions before
use.
Warning
Before use check the unit for cracks or any other damage. Make
sure the unit is free from dust, grease and moisture. Also check
any associated leads and accessories for damage. Do not use if
damaged.
Warning
Do not use if the battery/fuse cover is not fitted.
Warning
When this unit is used in combination with test leads, the
measurement category of the combination is the lower
measurement category of either this unit or the test leads used.
Likewise, if test lead accessories such as crocodile clips are also
used, the measurement category will be the lowest measurement
category in that combination.
2
Specification
MM64
Digital Multimeter
