
2. TECHNICAL SPECIFICATIONS
2.1 General Specications
Display: LCD 4½ digit main measurement, 2 x 3½ digit for maximum and
minimum measurements, indicators for low battery, number of
cycles, number of cylinders, functions and units.
Update rate: 3 per second (for LCD).
Ignition system comp.: Conventional, magneto or DIS.
Engine cycles: 2 and 4 cycles and DIS.
Number of cylinders: 1,2,3,4,5,6,8,10 and 12.
Spark plug wire: Up to 9 mm diameter.
Power: 9 Volt battery, type MN1604.
Auto power off: Automatically powers off after 1 minute of no operation.
Battery life: Approximately 25 hours (with alkaline battery).
Probe length: 8” (20 cm) including capacitive pickup.
Dimensions: 6” x 4” x 1.5” (158 x 100 x 37 mm) excluding probe.
Weight: Approximately. 14 Oz. or 406 g. (Including battery).
Included accessories: Padded hard carrying case, user’s manual, rubber holster and
1 x 9 Volt alkaline battery.
2.2 Electrical Specications
•
The specications below are typical at 23° C, and will vary slightly from device to device,
and with temperature. The input voltage should not exceed the indicated maximum
values, to prevent personal injury or damage to the instrument.
3. OPERATION
Page 2
Table of contents.
1. Safety Rules Page 1
2. Technical Specications Page 2
2.1 General specications Page 2
2.2 Electrical specications Page 2
3. Operation Page 3
3.1 Instrument description Page 3
3.2 LCD Display Page 3
3.3 Buttons description and operation Page 4
3.4 Measurement procedures Page 5
3.5 Additional functions Page 6
4. Application information Page 7
4.1 Single cylinder RPM measurement Page 7
4.2 Wireless RPM measurement Page 8
4.3 Spark plug wire peak voltage measurement Page 8
5. Maintenance Page 10
5.1 Battery replacement Page 10
5.2 Cleaning Page 10
6. Warranty Page 10
1. SAFETY RULES
•
This instrument is designed for indoor use at temperatures between 32° and 104° F
(0°C and 40°C) and altitudes up to 6500 ft. (2,000 meters).
•
To ensure that the instrument is used safely, follow all safety and operating instructions
in this operation manual. If the instrument is not used as described in this operation
manual, the safety features of this instrument may be impaired.
•
Do not use the instrument if the instrument, the capacitive pickup or the exible probe
looks damaged, or if you suspect that the instrument is not operating properly.
•
When using the instrument, keep away from moving parts (fan, drive belts, etc) and
hot objects (exhaust pipes, mufer , catalytic converter, etc), to avoid personal injuries
and damage to the instrument, the capacitive pickup or the exible probe.
•
Do not connect or apply more than 42 VDC or any AC current directly to the capacitive
pickup or the exible probe.
•
At all times, to avoid electrical shock, use CAUTION when working with electrical
circuits above 60V DC or 25V AC rms. Such voltages pose a shock hazard.
•
Do not operate this instrument without the holster or the battery cover off.
•
To avoid electrical shock or damage to the instrument, do not exceed the specied
input limits.
Exceeding the limits listed above when using this apparatus, or not observing
the precautions listed above can expose you to physical injury and permanently
damage your instrument and/or parts and components of the vehicle under test.
“SmarTach+”, “V Ready” and “GTC” are registered trademarks of General Technologies Corp.
Function Measurement
Range
Accuracy/Repetitivity Input
Characteristics
Tachometer
200 to 19999 RPM
2 and 4 cycles and DIS
1,2,3,4,5,6,8,10 and 12
cylinders
Accuracy: 0.1% ± 1 LSD
Input Impedance:
2 MΩ minimum +
1.6 nF (Max).
Input Protection:
± 42 VDC Max.
Spark plug wire
peak voltage
0 to 50 kVot Repetitivity: 3% ± 1 LSD
KV Adjust
KV scale adjustable
between 20 and 200%
Default value: 100%
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