Velleman DVM1090 User Manual - page 13
DVM1090 GB
12
6. Maintenance
6.1. Replacing the battery
In order to avoid electroshocks, you should disconnect the test leads before opening the case or the battery
compartment.
1. The
sign appears on the LCD display when the battery needs to be replaced.
2. Loosen the fixing screw of the case and remove the battery cover on the front panel.
3. Insert the new 9V-battery and replace the battery cover.
6.2. Replacing the Fuse
Disconnect all test leads before replacing the fuse in order to avoid electroshocks. In order to avoid unnecessary fire
risks, you should only use fuses with the following ratings : F1 : F 200mA/250mV (quick-acting, resistance
≤
2
Ω
), F2
: F 10a/250V (quick-acting).
6.3. Replacing Test Leads
Only when you use the supplied test leads can we guarantee that you are complying fully with the safety standards. If
necessary, they should be replaced with test leads of the same model or with the same ratings. Electric ratings of the
test leads : 1000V 10A.
7. Accessories
•
test leads : max. 1000V
•
9V-battery (e.g. 6F22)
•
user manual
•
holster
•
thermocouple (“K”-type)
•
multifunction test socket