Equus 3320 - Auto-Ranging DMM - Manual (Page 2)

Title Page No.
INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
SAFETY PRECAUTIONS/WARNINGS . . . . . . . . . . . . . . . . .1
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
CONTROLS AND INDICATORS . . . . . . . . . . . . . . . . . . . . . .6
TESTING PROCEDURES . . . . . . . . . . . . . . . . . . . . . . . . . .7
BATTERY AND FUSE REPLACEMENT . . . . . . . . . . . . . . .11
MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
SERVICE PROCEDURES . . . . . . . . . . . . . . . . . . . . . . . . .12
INTRODUCTION
•
Congratulations. You have purchased a precision instrument
manufactured to the highest quality standards. This Digital
Multimeter is a general-purpose instrument designed for use
in general electronics, home electrical applications, and auto-
motive electrical/electronic systems.
• This meter is designed to test or measure AC voltage, DC
voltage, batteries, DC current, AC current, resistance, diodes
and continuity.
•
Please take the time to read these operating instructions thor-
oughly and completely. Failure to follow these instructions may
result in electrical shock, instrument damage and/or damage
to the equipment under test. Always use extreme caution
when working on or around electrically operated equipment.
SAFETY PRECAUTIONS/ WARNINGS
Do not operate this multimeter before reading this manual in its
entirety. The following guidelines must be followed to avoid acci-
dents that can result in electric shock or personal injury.
•
Pay close attention to WARNINGS stamped on the front
and rear of the meter's case. These warnings, as well as all
warnings and precautions used through out this manual, must
be followed to avoid electric shock and/or personal injury.
• The RESPONSIBLE PARTY shall be made aware that, if the
equipment is used in a manner not specified by the manu-
facturer, the protection provided by the equipment may be
impaired.
•
Before using any of the functions on this meter, verify its
proper operation on a known similar function source where
the unit value is also known. Take corrective action based on
the indicated results.
To prevent electrical shock and/or damage to the tester or the
equipment under test, observe the following safety precautions:
1
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