Resistance & Continuity - Sperry instruments AV-1A Tarjeta De Instrucciones

SPECIFICATIONS
1-1 General Specifications
LCD display digits: 3 1/2 digit
large scale LCD readout.
Display count: 2000 counts
Measuring rate: 2.5 times / sec.
Overrange display: "OL" is
displayed for "A" and "Ω" functions,
shows the real value for "V"
function.
Automatic power off time:
Approximately 30 minutes after
power on. To resume operation,
turn the tester off then turn on
again.
Low Battery indicator:
displayed. Replace the battery
when the indicator
the display.
Power requirement: Single 9V
battery. (NEDA 1604, JIS 006P or
IEC6LF22).
1-2 Environmental Conditions
Indoor Use.
Calibration: One year calibration
cycle.
Operating temperature:
0°C ~ 30°C (≤80% RH)
30°C ~ 40°C (≤75% RH)
40°C ~ 50°C (≤45% RH)
Temperature coefficient:
0.2 x (Specified accuracy) / °C,
<18°C, >28°C.
Operating altitude: 2000m
(6562 ft)
Battery type and life: ALKALINE
PP3, 9V 250 hours.
Overvoltage category:
IEC 61010-1 600V CAT. III
CAT. III equipment is designed to
protect against the transients in the
equipment in fixed installations,
such as distribution panels, feeders
is
appears in
and short branch circuits and
lighting systems in large buildings.
Pollution degree: 2
EMC: EN 61326-1
Shock vibration: Sinusoidal
vibration per MIL-T-28800E
(5 ~ 55 Hz, 3g maximum).
1-3 Electrical Specifications
Accuracy is ± (% reading +
number of digits) at 23° C ±5°C
< 80%RH.
VOLTAGE
Function Range
600
V
Vrms
V 600 V
Overload protection: 600 Vrms
Input impedance: 1MΩ // less
than 100pF.
RESISTANCE & CONTINUITY
Function Range
Ω 2000 Ω
Overload protection: 600V rms
Max. open circuit voltage: 3V
Continuity check: Internal sounds
activates if the resistance of the
circuit under test is less than 25 Ω.
It will then turn off if the resistance
is increased beyond 400 Ω.
AC CURRENT
Function Range
A
200.0A
Overload protection: 200A
*Adjacent conductor influence:
<0.05 A/A
Accuracy
±(1.5% + 3 dgt)
40 Hz ~ 500 Hz
±(1% + 2 dgt)
Accuracy
±(1% + 2 dgt)
Accuracy
±(3% + 3 dgt)*
45 Hz ~ 66 Hz