Explanation Of Controls And Indicators - Urrea UD226 Manual De Usuario Y Garantía

E N G L I S H
Volts, dc/ac Amps, Resistance......
• Direct reading of Dwell without using
Duty Cycle to Dwell conversion chart
when testing electronic fuel injection,
feedback carburetors,
systems
• RPM measurement
engines with 1 to 8 Cylinders using the
Inductive Pickup.
• This instrument
adjustable +/- triggers on 1 to 8 Cylinders,
motorcycles and conventional engines
for accurate measurements of RPM,
Dwell, Duty-cycle, and mS-Pulse Width
of injectors.
• Temperature measurement up to 2,372°F
(or 1,300°C) for catalytic converters, fan
switch on/off.
Símbolos internacionales.
WARNING Dangerous Voltage (Risk of
electric shock)
Alternating Current (AC)
Direct Current (DC)
Either DC or AC
Ground (Allowable applied voltage
range between the input terminaland
earth
CAUTION Refer to the user's manual
before using this Meter
Double Insulation (Protection Class II)
WARNING: OBSERVE ALL SAFETY
PRECAUTIONS WHEN MEASURING HIGHER
VOLTAGES AND/OR CURRENTS. TURN
OFF POWER TO THE CIRCUIT UNDER
TEST. REAPPLY POWER. IF AN ERRONEOUS
READING IS OBSERVED,
POWER IMMEDIATELY AND RECHECK ALL
SETTINGS AND CONNECTIONS.
32
and ignition
for automotive
exercises 4 step
DISCONNECT
Don't Forget!
• To maintain accuracy of the Meter,
replace the
immediately when the Low-Battery
symbols, appears on the display of
the Meter.
• Keep the Meter away from spark plug or
coil wires to avoid measuring error from
external interference.
• Remove the test leads from the test
points before changing functions to
avoid damaging the Meter when testing
voltage.
• Do not exceed the input limits shown in
the table below:
FUNCTION (+) TERMINAL
VΩRPM
RPM
Duty Cycle
Dwell Hz
*Ohms can be measured only in a non
powered circuit.
3. EXPLANATION OF CONTROLS
AND INDICATORS
1. DIGITAL DISPLAY
Digital readings are displayed on a 4000
count display with polarity indication and
automatic decimal point placement.
When this Meter is turned on, all display
segments and symbols appear briefly
during a selftest. The display updates three
times per second.
discharged battery
MAXIMUM
INPUT
600V
500V
DC/AC