Insulation Resistance Tester, Test Voltages 250V/500V/1000V, 30~600VAC, INSU RES:0MΩ~5GΩ, DAR, PI, Auto Range, Low Batt Indication, LCD Backlight, Overload Indication, Alarm Indication, Buzzer, Auto Discharge, High Vltge Indication, Display Count 2000
Insulation Resistance Tester
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
| Specifications |
Range |
UT501B |
| Insulation resistance (Ω) |
Test voltages |
100V/250V/500V/1000V |
|
| 250V/500V/1000V |
0%~10% |
| 500V/1000V/2500V |
|
| 100V |
0MΩ~100MΩ |
|
| 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） |
±(2%+3) |
| AC voltage (V) |
30V~750V |
|
| 30V~600V |
±(2%+3) |
| 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
Additional Information
| Device |
Resistance Tester |
| Type |
Insulation |
Ensure the safety and reliability of your electrical systems with the UNI-T UT501B Insulation Resistance Tester. Effortlessly measure insulation resistance up to 5GΩ at various voltages, making it ideal for transformers, motors, and appliances. With features like auto range, LCD backlight, and low battery indication, this tester offers convenience and accuracy for all your electrical maintenance needs.
