GB Instruments GMT-19A - Default Chapter; Table of Contents

GMT-19A
OHMS ADJUST
1000V DC/AC
500mA DC
MAX
O
H
M
S
1000
250
50
10
2.5
500m
50m
5m
1000
250
50
10
1.5V
AA
9V
X1K
X10
X1
DC10A
A
C
V
D
C
V
D
C
A
+
–
DC10A
V.
Ω
.A.
COM
20K
Ω/V DC
8K
Ω/V AC
1K
100
200
50
500
2
K
0
0
0
AC
DC
50
100
150
200
250
10
20
30
40
2
4
6
8
50
10
AC
dB
DC
dB
B
A
T
20
10
0
Ω
Ω
BAT
G
O
O
D
?
-
8
0
+
6
+
1
2
+
1
6
+
1
8
+
2
0
+
2
2
∞
R
E
P
L
A
C
E
5
K
10
K
+
1
4
O
H
M
S
O
H
M
S
2
1. Meter Functions
Function/
Range
Selector
Switch
Figure 1
Insulated
Test
Leads
Zero
Adjust
Screw
Input Jacks
1.0 Meter Functions
Zero
Ohms
Adjustment
1.0 Meter Functions
2.0 Specifications
2.1 For Your Safety
3.0 Operating Suggestions
3.1 Preliminary Adjustments
3.2 Internal Battery Condition
4.0 DC Voltage Measurement
4.1 Automotive Batteries
4.2 Alternators and Generators
4.3 Household Batteries
5.0 DC Milliamp Measurement
6.0 AC Voltage Measurement
6.1 Wall Receptacles
6.2 Appliance Receptacles
6.3 Circuit Breaker Panels
7.0 Resistance/Continuity Measurement
7.1 Extension Cords
7.2 Appliance Cords
7.3 Fuses
7.4 Switches
7.5 Heating Elements
7.6 Thermostats
8.0 Decibel Measurement
9.0 Battery and Fuse Replacement
1
Table of Contents