Product manual

Page 9For technical questions, please call 1-800-444-3353.SKU 95670
Measuring Frequency
Range Resolution Accuracy
20kHz 10Hz ±(1.5%+5)
• Overload Protection: 250V DC/AC RMS
1. Set the Function/Range
switch to the “Hz” range.
2. Connect the black test lead to
the “COM” Jack and the red test
lead to the “
” Jack.
3. Connect the test leads to the
source or load to be measured.
4. Read the frequency value
displayed on the LCD.
Measuring Dwell Angle
Cylinder Range(º) Resolution Accuracy
3 CYL 0~120
0.1º ±(2.5%+5)
4 CYL 0~90
5 CYL 0~72
6 CYL 0~60
8 CYL 0~45
• Overload Protection: 250V DC/AC RMS
(<10 sec.)
1. Connect the black test lead to
the “COM” Jack and the red test
lead to the “ ” Jack.
2. Set the Function/Range switch
to the desired “DWELL” range
according to the cylinders of
the motor to be measured.
3. Connect the black test lead to a
grounded bare metal part of the
vehicle’s frame or the negative
pole of the battery, and the red test
lead to the connecting pole for the
low voltage of the distributor or the
negative terminal “-” of the ring coil.
4. Start up the motor. Read the dwell
angle on the LCD.