3131A

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3131A

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.
Insulation Resistance
Test Voltage 250V/500V/1000V
Measuring Ranges
(Mid-scale Value)
100MΩ/200MΩ/400MΩ
(1MΩ) (2MΩ) (4MΩ)
Output Voltage
on open circuit
Rated test voltage+20%, -0%
Nominal Current 1mA DC min.
Output Short
Circuit Current
1.3 mA DC approx.
Accuracy 0.1~10MΩ/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 circuit
4~9V DC
Measuring Current 200mA DC min.
Accuracy |±3% of scale length
General
Safety Standard IEC 61010-1 CAT.III 300V Pollution Degree 2
IEC 61010-2-031
IEC 61557-1/2/4
IP Rating IEC 60529-IP54
EMC Standard IEC 61326-1
Withstand Voltage 3700V AC for 1 minute
Power Source R6P (AA) (1.5V) × 6
Dimensions 185(L) × 167(W) × 89(D)mm
Weight 860g approx.
Accessories 7122B (Test leads) Pouch for test leads
8923 (F500mA/600V fuse) × 2
R6P (AA) × 6
Shoulder Strap
Instruction Manual