KM 3131A Analogue Insulation / Continuity Tester

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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

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