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KEW 3431

  • Extremely compact and lightweight design.
  • Automatic sensor turns the illuminated scale and LED spot light ON/OFF, useful in dimly lit location.
  • Standard accessories include test probe with remote control switch and protective carry case.
  • Live circuit warning with buzzer and flashing LED.


  • Backlight
Insulation resistance
Test voltage250V500V1000V
Max. effective scale value200MΩ2000MΩ
Mid-scale value5MΩ50MΩ
First effective measuring ranges0.1MΩ – 100MΩ1MΩ – 1000MΩ
Accuracy±5% of indicated value
Second effective measuring rangesMeasuring ranges other than above, 0 and ∞
Accuracy±10% of indicated value
LED insulation state indicator indicating result by red / green color0.25MΩ0.5MΩ1MΩ
Voltage measurement
Voltage rangeAC 600V [45 – 65Hz]/DC 600V
Accuracy±5% of full scale value
Applicable StandardsIEC 61010-1, 2-030 CAT Ⅲ 600V, IEC 61557-1, -2
IEC 61010-031, IEC 61326(EMC), EN 50581(RoHS)
Power sourceLR6/R6(AA)(1.5V) × 4
Dimensions / Weight97(L) × 156(W) × 46(D)mm / 430g approx.
Included Accessories7260(Test lead with remote control switch),
7261(Test lead with alligator clip), 9173(Carrying case),
8017A(Extension prod long), 9121(Shoulder strap),
LR6(AA) × 4, Instruction manual
Optional Accessories7243(L-shaped probe), 8016(Hook type prod)

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