—
14
—
◦
Electronic fluorescent starter switches
◦
Passive infra-red detectors (PIRs)
◦
Dimmer switches
◦
Touch switches
◦
Delay timers
◦
Power controllers
◦
Emergency lighting units
◦
Electronic RCDs
◦
Computers and printers
◦
Electronic point-of-sale terminals (cash registers)
◦
Any other device which includes electronic components.
5
.
3
Preparation for measurement
Before testing, always check the following:-
1
.
The
“
low battery
”
Indication
“
”
is not displayed
2
.
There is no visually obvious damage to the tester or to the test leads
3
.
Test the continuity of the test leads by switching to continuity test and
shorting out the lead ends. A high reading will indicate that there is a faulty
lead or that the fuse is blown.
4
.
MAKE SURE THAT THE CIRCUIT TO BE TESTED IS NOT LIVE.
A warning lamp is lit if the instrument is connected to a live circuit but test
the circuit as well!
5
.
4
Insulation resistance measurement
Model 6010A has a single test voltage of 500V DC.
1
.
Press the test button once. Then, the instrument switches on.
2
.
Select the insulation resistance setting by rotating the function dial to
“
insulation
”
test section of the functional switch, after making sure that the
instrument is not connected to a live circuit.
3
.
Attach the test leads to the instrument and to the circuit or the appliance
under test (see Figs 7 & 8)
www.calcert.com
sales@calcert.com
1.800.544.2843
0
5
10
15
20
25
30