The Digital Megohmmeter Model 1026
is a compact, lightweight, battery operated, hand-held digital
megohmmeter. It is a megohmmeter
that provides four functional tests:
AC voltmeter, DC voltmeter,
ohmmeter and a continuity tester.
The Model 1026 tests at 250V, 500V
and 1000V, and measures insulation
resistance from 1kΩ to 4000MΩ.
The Model 1026 also features a
continuity test range with audible
beeper for resistances under 40Ω,
and a 600V
a c range for safety voltage
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check. In addition, the Model 1026
has an ohmmeter range to measure
from 0.1Ω to 4000Ω.
The press-to-test button has an
associated locking feature for
continuous tests up to three minutes,
eliminating the need to manually
hold down the button.
Other features include: a large
3½ digit LCD for easy viewing; the
data hold button retains the value on
the display when pressed to facilitate
correct recording of information, and
a low battery indicator appears on the
LCD when it is necessary to change
batteries. This lightweight, easy-touse megohmmeter can be used for
most commonly performed insulation
tests, such as on cables, switch gear,
motors, DC generators, power tools
and small appliances.
The Model 1026 is supplied with test
leads and black and red alligator clips,
batteries and soft carrying case.
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Features
• Test voltage combinations of 250V,
500V and 1000V
• Insulation measurements to 4000MΩ
• Resistance measurements to 4000Ω
• Continuity test
• Continuity beeper
a c /d c test voltage range
• 600V
• Large, easy-to-read digital display
• Test button may be “locked-on”
for three minutes for hands-free
operation
• Automatic discharge when test
button is released
• Low battery indicator
• Supplied with a soft carrying case
and test leads
• CE Mark
Applications
• Motor testing
• Transformer testing
• Relay testing
• Cable monitoring
• Continuity checks
• Data hold switch
Specifications
MODEL 1026
ELECTRICAL
INSULATION TESTS
Test Voltage 250V 1kΩ to 4000MΩ
500V 1kΩ to 4000MΩ1000V 1kΩ to 4000MΩ
Accuracy < 2000MΩ±3% of Reading ± 5cts
>2000MΩ±5% of Reading ± 5cts
RESISTANCE TESTS
Measurement Range400Ω to 4000ΩAccuracy*±1% of Reading ± 5cts
CONTINUITY TESTS
Beeper ActivationDisplays Ω and beeps below 40Ω Overload Protection600Vrms
VOLTAGE TESTS
Measurement Range0 to 600V
Resolution0.1V
Accuracy*AC ±1.5% of Reading ± 5cts
DC ±1% of Reading ± 3cts
DISPLAY
Digital Display 3 x 1.7" (76 x 42mm) (LCD panel with 40-segments analog bar indication)
GENERAL
Overrange Indication“OL” will be shown on the LCD Panel when out of range measurement is made
Low Battery IndicationThe
Sampling Rate2.5 times/sec digital display; 10 times/sec bar graph
Power Source8 x 1.5V AA batteries
Dimensions7.72 x 4.41 x 2.52" (196 x 112 x 64mm)
Weight1.5 lbs (700g)
Temperature RangeOperating: 32° to 104°F (0° to 40°C), below 80% RH; Storage: 14° to 140°F (-10° to 60°C)
SAFETY
Safety RatingEN 61010, 600V, Cat. III, Pollution Degree 2, Altitude up to 6000 ft (2000m), EN50081-1; EN50082-1
CE MarkYes
*Accuracies are at 23°C ± 5°C, below 80% RH
will be shown when the batteries need to be changed
a c /d c
Digital Megohmmeter Model 1026 (pdf) 03/10 Rev. 05
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1. Data hold switch
2. Manual and lock switch
(locks power on 3 minutes)