Introduction; Safety Considerations; Explanation Of Controls And Indicators - Urrea UD77 Manual De Usuario Y Garantía

E N G L I S H

1. INTRODUCTION

This Meter is a hand-held and battery
operated instrument that is designed and
tested according to IEC Publication 1010-
1 (EN 61010-1) (Overvoltage Category III),
the EMC Directive (EN 50081-1 and EN
50082-1) and other safety standards (see
"Specifications").

2. SAFETY CONSIDERATIONS

Before using this Meter, read the following
safety information carefully. In this manual,
the word "WARNIING" is used for conditions
and actions that pose hazard(s) to the user;
the word "CAUTION" is used for conditions
and actions that may damage this Meter.
International Symbols.
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 terminal and Ground)
CAUTION. Refer to the user's manual
before using this Meter
Double Insulation (Protection Class II)
Fuse
WARNING: OBSERVE ALL SAFETY
PRECAUTIONS WHEN MEASURING HIGHER
VOLTAGES AND/OR
OFF POWER TO THE CIRCUIT UNDER
TEST. REAPPLY POWER. IF AN ERRONEOUS
READING IS OBSERVED,
POWER IMMEDIATELY AND RECHECK ALL
SETTINGS AND CONNECTIONS.
Safety Tips.
14
CURRENTS. TURN-
DISCONNECT
• Do not try to measure any voltage greater
than 1000V DC or 750V AC RMS.
• Voltages above 60V DC or 25V AC RMS
may constitute a serious shock hazard.
• Do not attempt to use this Meter if either
the Meter or the test leads have been
damaged.
• Turn-off power to the circuit under test
before cutting, unsoldering or breaking
the circuit. Small amounts of current can be
dangerous.
• Disconnect the live test lead before
disconnecting the common test lead.
• When using the test leads, keep your
fingers away from probe contacts. Always
grip behind the finger guards on the probes.
• Use a current clamp if measuring any
current above 10 Amps.
Features.
• Accurate measurements of non-filtered
(rectified AC) DC signals.
• 3 ½ digit, 2000 count digital display.
• Manual ranging.
• Fused 10 Amps range.
• DC voltage basic accuracy within 0.5%.
• Data hold.
• Continuity beeper and diode test.
• 600 Volt input protection at resistance
range.
• Hold and Low-battery annunciators.
• Rubber boot (or Safety holster).
• Large LCD display (68.5mm x 32.7mm).
3. EXPLANATION OF CONTROLS
AND INDICATORS
1. DIGITAL DISPLAY. Digital readings are
displayed on a 2000 count display with
polarity indication. The display updates
three times per second.