4 dual input scope operation, 5 changing the vehicle data & instrument setup – KAL EQUIP KAL 3840 User Manual

Page 22

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Testing Current

Use this menu option to test current with a current probe. (optional accessory)

Don’t forget to set the Current Probe to zero before using it for measurements.

Testing Temperature

Use this menu option to test temperature with a temperature probe. (optional accessory)

5.4 DUAL INPUT SCOPE OPERATION

Dual Input Scope

Use the scope function if you want to simultaneously measure two waveforms - one on INPUT A and the other on
INPUT B.

Using Single and Dual Input Scope

Use SINGLE INPUT SCOPE if you want to use a single signal, INPUT B is turned off.
Use DUAL INPUT SCOPE if you want to simultaneously measure two signals.

5.5 CHANGING THE VEHICLE DATA & INSTRUMENT SETUP

There are two groups of setups in the Main Menu.

VEHICLE DATA : Use this menu option to enter the correct vehicle data, such as the number of cylinders or cycles

on the vehicle under test.

5-13

SINGLE cylinder waveform

Testing Injector Peak Volts and On Time

Testing Dwell

The test is done with the shielded test lead on INPUT A connected to the primary side of the ignition coil.

5-12

SPARK VOLTAGE

BURN VOLTAGE

BURN TIME

GRAPHING MULTIMETER

INJECTOR PEAK VOLTS

INJECTOR ON TIME

PEAK VOLTS

INJECTION PULSE WIDTH (ON TIME)

MENU ( )

P ress to se le ct between re adings in %,
degrees ( ) crankshaft rotation, or in ms.

P ress to se lec t b et wee n
measuring degrees Celsius
and degrees Fahrenheit.

Press to measure AC+DC
true rms current.

Press to select between
10 mV/A, and 100 mV/A.

Press to measure DC current.

P re ss to me a su re
AC true rms current.

GMM AMPERES

RANGE REPEAT

DC

AC AC+DC

10 mV/A

TEST

GMM TEMPERATURE

REPEAT

C

F

TEST

GMM INJECTOR PEAK VOLTS

TEST RESET

GMM DWELL

VEHICLE DWELL MAX/MIN

DATA

RESET

%

GMM INJECTOR ON TIME

REPEAT MAX/MIN

TEST RESET

REPEAT MAX/MIN

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