Catalog > Test and Measurement > Test and Measurement Instruments > Multimeters > Digital Multimeters Catalog > Test and Measurement > Test and Measurement Instruments > UNI-T Instruments UNI-T Insulation Resistance Tester Insulation Resistance Tester UNI-T UT501A Insulation Resistance Tester, Test Voltages 100/250V/500V/1000V, 30~750VAC, Insulation Resistance:5.5GΩ, Auto Range, Low Battery Indication, LCD Backlight, Overload Indication, Alarm Indication, Buzzer, Auto Discharge, High Vltge Indication, Display Count 2,850.00 ZAR inc for 1 Each 1 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Features 2000 count LCD display, overload indication, backlight AC voltage measurement, auto power off Auto discharge Continuous low resistance measurement Continuous measurements mode, red warning light and buzzer function PI and DAR measurement, auto resistivity calculation Low resistance returning to zero function to improve accuracy Specifications Range UT501A Insulation resistance (Ω) Test voltages 100V/250V/500V/1000V 0%~10% 250V/500V/1000V 500V/1000V/2500V 100V 0MΩ~100MΩ ±(3%+5) 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) 2500V 0MΩ~99.9MΩ 100MΩ~9.9GΩ 10GΩ~20GΩ 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% 2500V (R=1MΩ) 1mA Short-circuit current <2mA Low resistance (Ω) 0.01Ω~200Ω (about 5.0V/>200mA） AC voltage (V) 30V~750V ±(2%+3) 30V~600V Features 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 √ Meets IEC 61557 61557-1:2007; 61557-2:2007; 61557-4:2007 (UT502A only) General Characteristics 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 Standard accessories Batteries, test leads, alligator clips, gallus, test probes (UT502A) Standard individual packing Gift box, carrying bag, English manual Standard quantity per carton 20pcs Standard carton measurement 500mm x 380mm x 330mm (0.063 CBM per standard carton) Standard carton gross weight UT501A: 17.7kg; UT501B: 20.9kg; UT502A: 18.9kg Downloads Datasheet - UNI-T UT501A PDF File 888.20 KB