TESTBOY TB 313 Bedienungsanleitung Seite 30

Operation
Use the selector switch to set the appropriate range. Connect the black
test lead into the "COM" socket, and the red test lead with the mA / 10A
socket (the appropriate socket opens automatically depending on the
measuring range). Using the test probes, touch the test points of the
test object. Read measurement value on the display.
You must use the '10 A' socket when measuring currents
above 200 mA.
Alternating current
Measurement
range
2 mA
200 mA
10 A*
Overload protection: mA range is protected with a 200 mA self-resetting
fuse.
-
10A range is protected with F 10 A / 1000 V.
-
In the 10A range observe the maximum operating times!
-
Frequency range: 40-400 Hz
*To protect against overheating, measurements should not
be taken for more than 10 seconds. Following this the de-
vice should be allowed to cool down for at least 15
minutes.
30
Resolution
1 μA
0.1 mA
0.01 A
Accuracy
± 1.2 % of reading + 5 digits
± 2.0 % of reading + 5 digits
± 3.0 % of reading + 10 digits
®
Testboy TB 313