GB Intsruments GMT-18A, Руководство пользователя

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2
–
GMT – 18A
PROTECTION
10K
Ω
/V DC
4K Ω
/V AC
FUSE & DIODE
MAX
500V
200
30
40
60
20
100
1K
0
0
0
AC
DC
50
100
150
200
250
10
20
30
40
2 4
6
8
50
10
AC
dB
DC
dB
BA
T
10 8
6 5
4
3
2
1
0
Ω
Ω
BA
T
G O
O D
?
-20 0
+8 +12 +16
+18
+20
+22
∞
R E P
L A C E
5K
10 K
0dB:1mW
600 OHMS
AC V
RANGE
10
50
250
1000
ADD
dB
0
14
28
40
250
+
MAX
1000V AC.DC
250mA DC
10
50
ACV
1000
9V
BAT
1.5V
RX10
OHMS
RX1K
10m
2.5 50
250
DCV
1000
250m
DCA
OFF
1. Meter Functions
Function/
Range
Selector
Switch
Zero
Ohms
Adjust-
ment
Figure 1
Mirror
Needle
Analog
Scale
Battery/
Fuse
Cover
Zero
Adjust
Screw
Input Jacks
1.0 Meter Functions
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