Switches, buttons and jacks description
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®
Testboy
TB 65
(1) LC display
(2) Measurement value save
button "HOLD"
By activating the button, the actual
measurement value is saved.
(3) Measuring function
selector switch
Use the rotary selector switch to
select the various basic
measurement modes.
(4) Earth jack
Black test lead for all types of
signals supported by the
4
instrument.
5
(5) Input jack V/Ω
Red test lead for all types of
signals supported by the
instrument.
(6) 20 A jack (left)
The 20 A jack must be used for
current measurements above
200 mA.
(7) mA jack
For current measurements up to
200 mA.
(8) ON/OFF switch
The instrument is turned on and
off using a "POWER" pushbutton
switch.
(9) Light sensor (☼)
Operation
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