GB GDT-3200 User Manual

1
OPERATING INSTRUCTIONS
7 Function, Auto Ranging Digital Multi-Meter
GDT-3200
1.1 FUNCTIONS (Figure 1)
1. 2000 count digital display
2. 7 Position Function Dial
3. AC Volts
4. DC Volts
5. Resistance
6. Continuity/Diode Test
7. Temperature (32°F - 482°F, 0°C - 250°C)
8. Battery Test
9. Backlight Button
10. Low Battery Indicator
11. Common Input Jack
12. Positive Input Jack
13. Protective Rubber Boot and Tilt-out Stand
14. Mode Select Button
15. Off Dial Selection
1.1 METER FUNCTIONS
Meter type: Auto Ranging
Functions: 7
Ranges: 6
Display Count: 2000
Input impedance: 10 Meg Ohm
AC Volt ranges: 500 (0.8% + 5 digits)
DC Volt Ranges: 600 ±(0.5% + 5 dgts)
Resistance Ranges: 20MΩ <1MΩ(0.8% + 5dgts) ≥ 1MΩ±(2% + 5dgts)
Continuity/Diode Function: Selectable
Temperature Range: 32°F - 482°F
Battery Test Ranges: 1.5V
Auto Off: 15 Minutes
Operating Environment
Indoor Use
Operating Temperature: 0°C - 40°C
Storage Temperature: -10°C - 50°C
Relative Humidity: 0% - 75%RH (0°C - 31°C)
0% - 50%RH (31°C - 40°C)
Battery Type: 2-AAA
Battery Life: 100 hours with carbon-zinc cells,
200 hours with alkaline cells under
normal conditions.
Over Range Indication: "OL" 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 Approvals: 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 Your Safety
3. Operating Instructions
3.1 AC Volts
3.2 DC Volts
3.3 Resistance
3.4 Diode/Continuity
Testing
3.5 Temperature
Measurements
3.6 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.
2
4
9
3
5
12
13
15
10
1
6
7
8
15
14
11
1.0 METER FUNCTIONS
Read this owners manual thoroughly before use and save.
The marking “ ” on the equipment represents Caution, risk of electric shock.
The marking “
” on the equipment represents Caution, risk of danger.
The marking “
” on the equipment represents Functional earth terminal.
The marking “
” on the equipment represents Equipment protected by DOUBLE INSULATION or REINFORCED INSULATION.

GB GDT-3200 Specifications

General

Diode Test	Yes
Continuity Test	Yes
Continuity Buzzer	Yes
Data Hold	Yes
Battery	9V
Display	LCD, 3.5 digits

Summary

Meter Functions

Functions Overview

Lists digital display, function dial, and specific measurement types like AC/DC Volts, Resistance, Diode/Continuity, and Temperature.

Meter Specifications

Details meter specifications: type, functions, ranges, input impedance, voltage/resistance ranges, and operating environment.

Important Safety Information

Operating Instructions

AC Volts Measurement

Instructions for connecting leads, setting dial, and taking AC voltage measurements on circuits and outlets.

DC Volts Measurement

Instructions for connecting leads, setting dial, and taking DC voltage measurements on car batteries and automotive switches.

Resistance Measurement

Steps for measuring resistance, including lead connection, dial setting, and component types.

Diode and Continuity Testing

Instructions for continuity and diode testing, including mode selection and lead placement.

Temperature Measurements

Guide to using the temperature probe and selecting °F/°C for ambient and object temperature readings.

Household Battery Testing

Instructions for testing common 1.5 Volt household batteries using the meter.

Battery Replacement

Auto Off Function