DELIXI ELECTRIC Insulation Resistance Tester Digital High-Precision Megohmmeter Ground Resistance Tester 2500V

Insulation resistance range

0.1 MΩ to 200 GΩ depending on test voltage

Test voltages

50V, 100V, 250V, 500V, 1000V, 2000V, 2500V selectable

AC/DC voltage measurement range

10V to 600V

Polarization Index (PI)

ratio of 10-minute to 1-minute insulation resistance; evaluation criteria: ≥4 (Excellent), 4-2 (Good), 2-1 (Warning), ≤1 (Poor)

Dielectric Absorption Ratio (DAR)

ratio of 1-minute to 15-second insulation resistance; evaluation criteria: ≥1.4 (Excellent), 1.25-1.0 (Good), ≤1.0 (Poor)

LCD screen with backlight

Measurement time display and timer function

Test voltage display and high voltage indicator

Function selection buttons for insulation resistance, AC voltage, DC voltage, PI, and DAR

Power switch with long press to turn on/off (>2 seconds)

Data hold/backlight button

Data read/store buttons

Powered by eight 1.5V AA batteries for long-lasting operation and easy replacement

Dimensions approximately 132mm x 64mm x 175mm

Back bracket support adjustable up to 45°

Silicone anti-drop protective cover with grooves for secure grip and shock resistance

Suitable for testing insulation resistance of transformers, motors, cables, control switches, and machinery

Ensures accurate maintenance, inspection, and verification of electrical equipment insulation quality

Double insulation design

CAT I and CAT II safety ratings compliant

Automatic discharge function to ensure user safety after testing

Data storage up to 100 measurement records

Automatic power-off to conserve battery life

Low battery warning indicator

Easy-to-use interface with selectable measurement modes

This multifunction insulation resistance tester from DELIXI ELECTRIC combines comprehensive testing capabilities with user-friendly features, making it ideal for electrical maintenance and troubleshooting tasks.