ANALOG INSULATION / CONTINUITY TESTER

MODEL 3131A

Three insulation test ranges: 250V/100MΩ, 500V/200MΩ, 1000V/400MΩ

  • Three insulation test ranges: 250V/100MΩ, 500V/200MΩ, 1000V/400MΩ
  • 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
  • Zero adjustment on panel
  • Backlight function to facilitate working at dimly lit situations
  • PRESS TO TEST button with lock down feature

Specification

Insulation Resistance
Test voltage 250/500/1000V
Measuring ranges
(Mid-scale value)
100/200/400MΩ (1/2/4MΩ)
Output voltage on open circuit Rated test voltage
+20%, -0%
Nominal current 1mA DC min.
Output short circuit current Approx. 1.3 mA DC
Accuracy 0.1 - 10/0.2 - 20/0.4 - 40MΩ (Accuracy Guaranteed Ranges)
±5% of indicated value
Continuity
Measuring ranges
(Mid-scale value)
2/20Ω (1/10Ω)
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 61010-2-034, IEC 61557-1,2,4
IP Rating IEC 60529-IP54
EMC Standard IEC 61326-1
Power source R6 (AA) (1.5V) × 6
Dimension 167(L) × 185(W) × 89(D)mm
Weight Approx. 860g
Accessories 7122B (Test leads) Pouch for test leads
9074 (Cord case)
8923 (Fuse[0.5A/600V]) × 1 (included), 1 (spare)
R6 (AA) × 6
9121 (Shoulder Strap)
Instruction Manual

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