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MODEL 3131A

  • The Model 3131A offers unmatched performance, and feature including test lead resistance zero adjustment for time-saving continuous operation, a clear ease to read illuminated scale, and a live circuit warning.

  • Test insulation up to 100MΩ at 250V, 200MΩ at 500V, 400MΩ at 1000V and continuity up to 20Ω.
  • LIVE circuit warning lamp plus audible warning.
  • Automatic discharge of circuit capacitance when TEST button is released.
  • Fuse protected (continuity range only).
  • Battery check LED.
  • Front panel zero adjust.
  • Back light function to facilitate working at dimly lit situations.
  • PRESS TO TEST button with lock down feature.

CE

  • Resistance
  • Backlight
  • 250V
  • 500V
  • 1000V

Insulation Resistance

Test voltage250V/500V/1000V
Measuring ranges
(Mid-scale value)
100MΩ/200MΩ/400MΩ
(1MΩ) / (2MΩ) / (4MΩ)
Output voltage on open circuitRated test voltage+20%, -0%
Nominal current1mA DC min.
Output short circuit current1.3 mA DC approx.
Accuracy0.1 – 10MΩ/0.2 – 20MΩ/0.4 – 40MΩ
(Accuracy Guaranteed Ranges) ±5% of indicated value

Continuity

Measuring ranges
(Mid-scale value)
2Ω/20Ω
(1Ω)/(10Ω)
Output voltage on open circuit4 – 9V DC
Measuring current200mA DC min
Accuracy±3% of scale length

General

Safety StandardIEC 61010-1 CAT III 300V Pollution Degree 2
IEC 61010-2-031
IEC 61557-1/2/4
IP RatingIEC 60529-IP54
EMC StandardIEC 61326-1
Power sourceR6 (AA) (1.5V) × 6
Dimensions167(L) × 185(W) × 89(D)mm
Weight860g approx.
Included Accessories7122B (Test leads) Pouch for test leads
8923 (F500mA/600V fuse) × 2
R6 (AA) × 6
9121 (Shoulder Strap)
Instruction Manual

Accessories/ Optional Accessories /Related Products


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