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2.1 Instrument Labels and Functions
Current Input terminals
Connect an optional clamp-on sensor.
Voltage Input terminals
Connect the supplied 9438-03 VOLTAGE CORD.
CH1 CH2 CH3 CH4
Black Red Yellow Blue
NU
1
U
2
U
3
Top Panel
AC Power Inlet
Connects the power cord. The
supply voltage ranges from 100
V to 240 V.
POWER switch
Turns the instrument on and off.
: Power OFF
: Power ON
Contrast Control Knob
(CONTRAST)
Adjusts the contrast of the screen.
KEY LOCK switch
Sliding this switch in the direction of the ar-
row disables all key operation except the
POWER switch.
Left Panel
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