Tenma 72-7720 User Manual

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Model 72-7720/72-7725: OPERATING MANUAL
1
Table of Contents
Title
Overview
Unpacking Inspection
Safety Information
Rules For Safe Operation
International Electrical Symbols
The Multimeter Structure
Functional Buttons
Display Symbols
Measurement Operation
A. DC Voltage Measurement
B. AC Voltage Measurement
C. DC Current Measurement
D. AC Current Measurement
E. Measuring Resistance
F. Model 72-7725:
Frequency Measurement
G. Model 72-7725:
Temperature Measurement
H. Capacitance Measurement
I. Measuring Diodes & Continuity
General Specifications
Testing for Continuity
Sleep Mode
Turning on the Auto Display Backlight
Accuracy Specifications
A. DC Voltage
B. AC Voltage
C. DC Current
D. AC Current

Tenma 72-7720 Specifications

General

Type	Digital Multimeter
DC Voltage Range	200mV to 1000V
Battery	9V
Continuity Check	Yes
Diode Test	Yes
DC Current Range	200uA to 10A
AC Current Range	200uA to 10A
Display	3.5 digit LCD

Summary

Safety Information

Rules For Safe Operation

Measurement Operation(1)

DC Voltage Measurement

Procedure for measuring DC voltage using the multimeter.

Measurement Operation(2)

AC Voltage Measurement

Procedure for measuring AC voltage using the multimeter.

Measurement Operation(3)

Measurement Operation(4)

DC Current Measurement

Procedure for measuring DC current using the multimeter.

Measurement Operation(5)

AC Current Measurement

Procedure for measuring AC current using the multimeter.

Measurement Operation(6)

Measurement Operation(7)

Measuring Resistance

Procedure for measuring resistance using the multimeter.

Measurement Operation(8)

Model 72-7725: Frequency Measurement

Procedure for measuring frequency on Model 72-7725.

Measurement Operation(9)

Model 72-7725: Temperature Measurement

Procedure for measuring temperature on Model 72-7725.

Measurement Operation(10)

Capacitance Measurement

Procedure for measuring capacitance using the multimeter.

Measurement Operation(11)

Measuring Diodes & Continuity

Measurement Operation(12)

General Specifications

Accuracy Specifications(1)

DC Voltage

AC Voltage

Accuracy Specifications(2)

DC Current

AC Current

Accuracy Specifications(3)

Resistance Test

Model 72-7725: Frequency

The Model 72-7725: Temperature

Accuracy Specifications(4)

Capacitance

Diodes and Continuity Test

Maintenance(1)

Replacing the Battery

Maintenance(2)

Replacing the Fuses

Maintenance(3)