Gardner Bender 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:

20M

Ω

<1M

Ω

(0.8% + 5dgts)

≥

1M

Ω

±(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.