1
OPERATING INSTRUCTIONS
4 Function, 15 Range Digital Multi-Meter
GDT-3190
1.1 FUNCTIONS (Figure 1)
1. 2000 count digital display
2.
15 Position Function/Range Dial
3.
AC Volts
4.
DC V
olts
5.
Resistance
6.
Battery T
est
7.
Of
f Dial Selection
8. Low Battery Indicator
9. Common Input Jack
10. Positive Input Jack
11. Protective Rubber Boot and Tilt-Out Stand
1.1 METER FUNCTIONS
Meter type: Manual
Functions: 4
Ranges: 15
Display Count:
2000
Input impedance:
10 Meg Ohm
AC V
olt ranges:
200 / 500 (2.5% + 5 digits)
DC V
olt Ranges: 200m / 2000m / 20 / 200 / 600 ±(1.2% + 2 dgts)
Resistance Ranges:
200 / 2000 / 20k / 200k / 2000k ±(1.5% + 2 dgts)
Battery Test Ranges: 1.5V / 9V / 12V
Auto Off: Approx. 40 minutes
Operating Environment
Indoor Use
Operating Temperature: 0°C - 40°C
Storage T
emperature:
-10°C - 50°C
Relative Humidity:
0% - 75%RH (0°C - 31°C)
0% - 50%RH (31°C - 40°C)
Altitude: Up to 2000m
Ingress protection degree: IP40
Pollution degree: 2
Battery Type: 9 Volt
Battery Life:
100 hours with carbon-zinc cells,
200 hours with alkaline cells under
normal conditions.
Over Range Indication: The thr
ee least significant digits are
blank and the number “1” is displayed
at the left when the range capacity
is exceeded by the input.
Polarity Indication:
Negative displayed, positive implied
Size (LxWxH):
5.51" x 2.83" x 1.26"
Agency Appr
ovals: ETL, CE, CAT III 600V
Note: Accuracy is given for one year at 23°C ± 3°C rH<70%
CONTENTS
1. Meter Functions
2. Read First
2.1 For Y
our Safety
3. Operating Instructions
3.1 AC Volts
3.2 DC Volts
3.3 Resistance
3.4 Household
Battery Testing
4.
Battery
Replacement
5. Auto Off
2.0 READ FIRST: IMPORTANT SAFETY INFORMATION
Read this operators manual thoroughly before using this multimeter. This manual is intended to provide
basic information regarding this meter and to describe common test procedures which can be made with
this unit. Many types of appliance, machinery, and other electrical circuit measurements are not
addressed in this manual and should be handled by experienced service technicians.
8
3
2
10
4
1
7
5
11
6
9
1.0 METER FUNCTIONS
Read this owners manual thoroughly before use and save.
99 Washington Street
Melrose, MA 02176
Phone 781-665-1400
Toll Free 1-800-517-8431
Visit us at www.TestEquipmentDepot.com
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