Test Products International 275 - Manual (Page 13)

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1. Controls and Functions: (cont.)
Rotary Switch
OFF Turns the 275 completely off.
V Used to measure DC volts.
V Used to measure AC volts.
Ω Ω Used to measure resistance.
Used to measure continuity.
Selects diode test function.
Selects capacitance test function.
Hz Selects frequency test function.
µµA
Selects DC microamp function.
Used to measure AC amperage.
TEMP Selects the temperature function.
Input Jacks
COM Black test lead connection for all
tests except temperature, non-con-
tact voltage and AC Amps.
V/ Ω Ω/µµA Red test lead connection for all
tests except temperature, non-con-
tact voltage and AC Amps.
D. MEASUREMENT TECHNIQUES
1. Controls and Functions:
Push Buttons
REL Activates Relative mode. Press
and hold for 2 seconds to deacti-
vate.
D-H Holds the reading on the display
until the button is pushed a
second time.
R-H Activates manual ranging. Press
and hold for 2 seconds to return
to auto ranging.
MAX MIN Activates record mode. Press to
cycle between maximum and min-
imum recorded reading. Press and
hold for 2 seconds to return to
normal mode.
P-H Activates peak hold mode. Used to
capture in-rush current.
NCV Activates the non-contact voltage
detection feature. Press and hold
while holding the jaw close to
electrical wires.