2
1-2. Front Panel Overview
Display Key
Measurement
Keys
Main
Terminal
4W-R High
Fuse/
4W-R Lo
Power
Switch
Main
Display
DCI/ACI
Terminal
COM
Terminal
DISPLAY
Power Switch
Turns On
or Off
the main power. For power up
sequence, see page7.
Main Display
Shows measurement results and parameters.
For display configuration details, see page31 (light setting).
Input fuse / 4W Ω sense
LO terminal
As a fuse, protects the instrument from over-current.
Rating: T2A, 250V.
For fuse replacement procedure, see page47.
As a sense terminal, accepts 4W
Ω measurement LO
connection. Also accepts current input less than 2A. For
details, see page12.
4W Ω Sense HI Terminal
Accepts HI sense line in 4W resistance measurement.
For details, see page12.
COM Terminal
Accepts ground (COM) line in all measurements except
the sense line in 4W Resistance (page12).
Voltage/ 2W Ω /
(Diode) Terminal
Accepts input in all measurements except for DC/AC
Current and 4W Resistance sense line.