Klein Tools CL390 Manuel D'utilisation page 15

FREQUENCY / DUTY-CYCLE
1. Insert RED test lead into VΩμA jack
into COM jack
Frequency/Duty-Cycle
NOTE: The meter defaults to Frequency testing in this mode. To enter
Duty-Cycle testing mode, press the "SEL/NCV" button
that the appropriate icon (either Hz or % ) appears on the display.
2. Measure by connecting test leads across the circuit.
Black lead
TEMPERATURE
1. Insert K-type thermocouple into the VΩμA
(observe polarity markings on thermocouple and meter), and rotate
function selector switch
NOTE: The meter defaults to Fahrenheit scale in this mode. To enter
Celsius scale, press the "SEL/NCV" button
appropriate icon (either °F or °C ) appears on the display.
2. To measure temperature, make contact between the
thermocouple tip and the object being measured. When
thermocouple tip and object are in thermal equilibrium, the
measurement on the display will stabilize.
Remove thermocouple before switching meter to other
measurement functions.
The thermocouple included with the original purchase
is suitable for temperatures below 446°F / 230°C only. To
measure higher temperatures, a K-type thermocouple
with the appropriate measurement range should be used.
OPERATING INSTRUCTIONS OPERATING INSTRUCTIONS
, and rotate function selector switch
4
setting.
Red lead
to the Temperature
2
K-Type
Thermocouple
and BLACK test lead
5
12
and COM
5
setting.
once. Ensure that the
12
to the
2
once. Ensure
jacks
4
15