UNI-T UT501B Insulation Resistance Tester 250V-1000VAC VOLT:30V~600V

Features: - 2000 count LCD display, overload indication, backlight - AC voltage measurement, auto power off - Auto discharge - Continuous measurements mode, red warning light and buzzer function - Continuous low resistance measurement - PI and DAR measurement, auto resistivity calculation - Low resistance returning to zero function to improve accuracy Specifications: Insulation resistance (Ω) - Test voltages 250V/500V/1000V 0%~10% - 250V 0MΩ~99.9MΩ ±(3%+5) - 100MΩ~5GΩ ±(5%+5) - 500V 0MΩ~99.9MΩ ±(3%+5) - 100MΩ~5GΩ ±(5%+5) - 1000V 0MΩ~99.9MΩ ±(3%+5) - 100MΩ~5GΩ ±(5%+5) - Load current 50V (R=50kΩ) 1mA 0%~10% - 100V (R=100kΩ) 1mA 0%~10% - 250V (R=250kΩ) 1mA 0%~10% - 500V (R=500kΩ) 1mA 0%~10% - 1000V (R=1MΩ) 1mA 0%~10% - Short-circuit current 　 <2ma -="" low="" resistance="" 0="" 01="" 200="" about="" 5="" 0v="">200mA） ±(2%+3) - AC voltage (V) 30V~600V ±(2%+3) - Display count 　 2000 - DAR 60s/15s and 60s/30s √ - PI 　 √ - Auto range/Low battery indication 　 √ - LCD backlight/Light alarm 　 √ - Buzzer alarm/High voltage indication 　 √ - Over load indication/Auto discharge 　 √ - Test voltage secondary display 　 √ - 10MΩ internal resistance test 　 √ - Power 1.5V battery (LR6) x 6 - Display 70.6mm x 34mm - Product color Red and grey - Product net weight 500g - Product size 150mm x 100mm x 71mm