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AUTOMOTIVE MULTIMETER

WITH PC INTERFACE

INSTRUCTION MANUAL

Contents

Introduction

……………………………………………………………………….1

Safety

………………………………………………………………………………2

Getting Started

…………………………………………………………………6

Meter Basics

…………………………………………………………………………7

Digital and Analog display

…………………………………………………………8

Function and Range Select

…………………………………………………………9

Push-button Functions

……………………………………………………10

Mode Button

……………… ……………………………… ………… 10

Range Select Button

…………………………………………………………10

Range Exit

……………………………………………………………………10

+ TRIG Button

………………………………………………………………10

Data Hold /Backlight Button

………………………………………………12

MAX/MIN/RS232 Button

……………………………………………………12

Relative Button

………………………………………………………………12

Meter Functions

Voltage (V)

……………………………………………………………………14

Resistance (

)

………………………………………………………………15

Diode Check( )

……………………………………………………………16

Audible Continuity ( )

……………………………………………………17

AC or DC Current (A)

………………………………………………………18

Temperature (

℃

)

………………………………………………………19

Frequency (Hz)

……………………………………………………………20

Dwell ( )

…………………………………………………………………21

Duty Cycle (%)

………………………………………………………………22

– PULSE& ms- PERIOD (ms) …………………………………………23

RPM ( )

……………………………………………………………………25

Maintenance

………………………………………………………………………26

eplacing The Battery……………………………………………………………26

Battery

Installation…………………………………………………………………26

Replacing The Fuses………………………………………………………………27

Trouble Shooting

…………………………………………………………………28

General Specifications

…………………………………………………………29

Electrical Specifications

…………………………………………………………30

Ready

– to – Use Windows® Application Program

………………………35

his chapter covers brief, introductory information, You will find:

Содержание DT-9995

Страница 1: ...2 MAX MIN RS232 Button 12 Relative Button 12 Meter Functions Voltage V 14 Resistance 15 Diode Check 16 Audible Continuity 17 AC or DC Current A 18 Temperature 0 F 19 Frequency Hz 20 Dwell 21 Duty Cycl...

Страница 2: ...airing vehicles Exceeding the limits of this meter is dangerous This will expose you to serious or possibly fatal injury Carefully read and understand the cautions and the specification limits of this...

Страница 3: ...fuses To avoid possible injury or damage use only in circuits limited to 400mA or 20A for 30 seconds See also Fuse Replacement Safety Cont d IMPORTANT To maintain accuracy of the meter replace the di...

Страница 4: ...5 6 Notes Getting Started his chapter will help you get started It describes the basic functions of the Meter...

Страница 5: ...est lead is used to measure Amps Volts Ohms TEMP Hz RPM Cap mS and Dwell The Black test lead is used in the Common COM terminal for all tests Meter Basics Cont d Digital and Analog display AC DC Press...

Страница 6: ...e between DC and AC in the voltage current measurements Range CYL Select The range is automatically selected by the meter You can also manually select a range or DWELL CYL range within a function by p...

Страница 7: ...3 4 1V 2 2 1 V 1 0 8 V Data Hold Backlight The Data Hold Feature stores the last reading in memory Press the Data Hold button once to hold the present reading Press the Data Hold button again to exit...

Страница 8: ...minal Red lead in V PRM terminal Touch the Black probe to ground or to the negative circuit Touch the Red probe to the circuit coming from the power source IMPORTANT Voltage must be measuring in paral...

Страница 9: ...eter Functions Diode Check IMPORTANT Turn the power OFF to the test circuit Select the Diode Check function with the rotary switch Insert Black lead in COM terminal Red lead in V RPM terminal Touch th...

Страница 10: ...rrent greater than 600 Volts AC or DC with respect to ground Do Not Exceed 30 seconds when measuring continuous current between 1A 20A Allow five minutes for cool down before continuing Select the 20A...

Страница 11: ...erature probe connector into the K type thermocouple socket Touch the end of the temperature sensor to the area or surface of the object to be measured Temperature Sensor Temperature probe Meter Funct...

Страница 12: ...stration Meter Functions Duty Cycle Select the Duty Cycle range with the rotary switch Insert Black lead in COM terminal Red lead in V RPM terminal Connect the Black test probe to ground Connect the R...

Страница 13: ...This exercise shows how to measure Pulse Width on Port Fuel injectors To measure pulse width mS Select the mS Pulse function with the rotary switch Press the TRIG button for 2 seconds until the negat...

Страница 14: ...N ALSO BE USED TO CORRECT AN UNSTABLE READING Maintenance Replacing The Battery WARNING To avoid electric shock disconnect the test leads from any source of voltage before removing the battery door 1...

Страница 15: ...r the20A range 6 Put the fuse door back in place Insert the screw and tighten it securely WARNING To avoid electric shock do not operate your meter until the fuse door is in place and fastened securel...

Страница 16: ...ond nominal Operating Environment 0 to 50 32 0 F to 122 0 F at 70 R H Storage Environment 20 to 60 4 F to 140 at 80 R H Temperature Coefficient 0 2 specified accuracy 18 or 28 Power Single standard 9...

Страница 17: ...1 5 of rdg 3 dgts 40 00mA 10uA 400 0mA 100uA 4A 1mA 2 5 of rdg 5 dgts 20A 10mA Overload Protection 0 5A 250V and 20A 500V Fuse Maximum Input 400mA dc or 400mA ac rms on uA mA ranges 20A dc or ac rms...

Страница 18: ...load protection 250V dc or ac rms Period Range Resolution Accuracy 2 0 20 0ms 0 1ms 3 of rdg 10 dgts Overload protection 250V dc or ac rms Pulse Width Range Resolution Accuracy 2 0 10 0ms 0 1ms 3 of r...

Страница 19: ...ant to print out e g If you want to print the graph area from number 0 to 100 move the cursor to number 0 and click If you want to print the graph area from number 50 to 100 move the cursor to number...

Страница 20: ...37 38 Note Please click Help on the PC interface for detailed instruction...

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