HEAT INSULATION Features: Insulation measurement Low Ohm measurement Voltage measurement Integrated memory for approx. 500 measurement values Standard, built-in IR RS-232 interface for transferring measurement data to the PC Software es control for recording test results is available as option Pre-setable limit values for insulation measurement Test lead compensation function for exact zero adjustment Additional analogue bargraph for insulation measurement Clear and large LCD providing the user with an optimum visual indication of both test values and limits Backlight Auto power off Adjustable measurement value timer allows measurements over a longer time period Test of trip voltage of overvoltage protection devices Insulation measurement of floor and wall resistance Tester provides integrated memory for approx. 500 measurement values. This Telaris insulation tester features a clear and large LCD providing the user with an optimum visual indication of both test values and limits. Includes: Test lead Specifications: Display:  LCD, 3½ digit, 1999 Count with Bargraph Insulation Resistance Tester:  0.005 to 1.999 MΩ / 1kΩ.  2 to 19.99 MΩ / 10kΩ. 20 to 199.9 MΩ / 100kΩ. 200 to 1999 MΩ / 1MΩ Insulation Test Voltage / Current:  100/250/500/1000 V DC / < 2 mA Timer Function:  0, 10, 30, 180 s (selectable) Voltage Protection level:  10 to 1000 V DC, 6 to 625 V AC / 0 to 1000 V DC Voltage Measurement/ Resolution:  0 to 600 V AC; 0 to 600 VDC / 1 V Low Ohm Measurement / Resolution: 0.03 to 19.99 Ω / 0.01 Ω Memory: approx. 500 Values Safety Compliance:  IEC 61010/EN 61010/DIN VDE 0411/IEC 61557/EN61557/DIN VDE 0413 Overvoltage category: CAT III/600 V Pollution Degree:  2 Power Supply: 6 x 1.5 V, IEC LR6