Controls And Jacks; Display Symbols And Annunciators - Extech Instruments EX320 User Manual

Controls and Jacks

1. AC Voltage Detector Sensor
2. AC Voltage Detector indicator light
3. LCD display
4. MAX push-button
5. MODE button
6. Non-contact AC Voltage Detector test
button
7. Rotary function dial
8. 10 ampere test lead jack
9. COM test lead jack
10. Test lead jack for voltage, milli-amp, micro-
amp, & resistance functions
11. RANGE button
12. HOLD button
13. Protective rubber holster (must be
removed to access the rear battery
compartment)

Display Symbols and Annunciators

•))) Continuity
Diode test
Battery status
-6
µ micro (10 ) (amps)
-3
m milli (10 ) (volts, amps)
3
k kilo (10 ) (ohms)
6
M mega (10 ) (ohms)
V Volts
A Amps
Ω
Ohms
AC Alternating current
DC Direct current
HOLD Display hold
AUTO Autoranging
MAX Highest reading
C, F Temperature units
1
2
3
4
5
6
7
8
10A
for
30 sec.
MAX
eve r y
15 min.
FUSED
3 Model EX320 - Version 4.0 –05/2006
13
12
11
10
9