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This manual contains information and warnings that must be followed for operating
the meter safely and maintaining the meter in a safe operating condition.
If t he met er is not us ed in a manner specified in t his manual, t he protection
provided by the meter may be impaired.
This meter complies with the requirements for double insulation to IEC 1010-1 (2001),
UL 3111-1 (6, 1994), EN 3121-1 (1998), CSA C 22.2 No. 1010-1-92 ; Overvoltage
1000 V Category II and also the E. M.C. standards to E N61326 : 1997+A
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TERMS IN THIS MANUAL
A Warning identifies conditions and actions that could pose serious hazards to the
user. A Caution identifies conditions and act ions t hat could cause damage the
meter or the vehicle under test. Notes are added to provide clarity and helpful tips.
INTERNATIONAL ELECTRICAL SYMBOLS
AC (Alternating Current)
DC (Direct Current)
Either DC or AC
Caution! Refer to the explanation in the manual.
Dangerous voltage (Risk of electric shock)
Earth (Ground)
Double insulation or Reinforced insulation
Fuse
Battery
1. SAFETY INFORMATION
1. Safety Information
3
2. Introduction
6
3. Controls and Indicators
8
4. Basic Meter Functions
12
4-1. Voltage (V)
13
4-2. Dual Display RPM
14
4-3. Temperature
15
4-4. Resistance ( )
16
4-5. Continuity ( )
17
4-6. Diode test ( )
18
4-7. Frequency
19
4-8. RPM
20
4-9. Fuel Injection On Time
21
4-10.Dwell
22
4-11.Duty Cycle
23
4-12.Charging System Test
24
4-13.Ground Test
26
4-14.O2 Sensor Test
28
4-15.AC or DC Current ( )
30
4-16.Battery Drain Test
31
5. Advanced Features
32
5-1. MIN/MAX Mode
32
5-2. 1 ms Peak Mode
32
5-3. Manual and Auto Ranging
33
5-4. Trigger Level and +/- Trigger Slope Selection
33
5-5. RPM Selection
34
5-6. Relative Mode
34
5-7. Hold or Auto Hold
34
5-8. Memory (Data Store, Recall, & Clear) Mode
35
5-9. Backlight
36
5-10.Auto-Power-Off
36
5-11.RS-232C Interface
37
6. Maintenance and Replaceable Parts
38
7. Specifications
40
CONTENTS
