Identification
1. Display
2. Feature buttons
3. Selector
4. Positive (+) input terminal for all
measurements
5. Negative, common (COM), or
ground input terminal for all
measurements
Display Icons
6.
Automatic ranging is enabled
7.
Hold function is enabled
8.
AC measurement is selected
–
9.
Polarity indicator
10. LoZ
Low input impedance is active
11. OL.
Overload indicator
12. m
milli (10
13. V
Volts
14. M
Mega (10
15. k
kilo (10
16. Ω
Ohms
17.
Low battery indicator
18.
Diode
19.
Continuity
20. µ
micro (10
21. F
Farads
22. n
nano (10
Symbols on the Unit
Warning—Read the instruction manual
Double insulation
-3
)
6
7
6
)
8
9
3
)
10
-6
)
-9
)
GT-220 • GT-540
5
4
11
1
2
3
20–22
17–19
14–16
12–13
7