Products Catalog

Specification

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 100M© at 250V, 200M© at 500V, 400M© at 1000V and continuity up to 20©.
• 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) : 100M©/200M©/400M©
(1M©) (2M©) (4M©)
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 : 0.1~10M©/0.2~20M©/0.4~40M©
(Accuracy Guaranteed Ranges) ±5% of indicated value
Continuity :
Measuring Ranges
(Mid-scale Value) : 2©/20©
(1©) (10©)
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 : 7122 (Test leads) Pouch for test leads
8923 (F500mA/600V fuse) × 2
R6P (AA) × 6
Shoulder Strap
Instruction Manual