| Specifications | ||
| Temperature | Operating | -10 °C to 55 °C (14 °F to 131 °F) |
| Storage | -30 °C to 60 °C (-22 °F to 140 °F) | |
| Relative humidity | 0 °C to 30 °C (32 °F to 86 °F): 90 % | |
| 30 °C to 40 °C (86 °F to 104 °F): 75 % | ||
| 40 °C to 50 °C (104 °F to 122 °F): 45 % | ||
| Altitude | Operating | 2,000 m (approx. 6,561.6 ft) |
| Storage | 10,000 m (approx. 32,808.4 ft) | |
| Battery type/life | AAA (2); 40 hours | |
| Shock, vibration | Sinusoidal vibration per MIL-PRF-28800F for a Class 2 instrument | |
| Safety | ISA-82.02.01 (IEC 61010-1 Mod) Second Edition, CAN/CSA-C22.2 No. 61010-1 Second Edition, IEC 61010 - 1 to 1000 V CAT III/600 V CAT IV | |
| Compliance to NFPA 70E* | ||
| AC Bandwidth | 45 Hz to 66 Hz | |
| Maximum working voltage | 1000 V ac/dc | |
| Maximum measurable voltage | 600 V ac/dc | |
| Duty cycle | Indefinitely for voltages up to 240 V | |
| For voltages between 240 V and 600 V the duty cycle is 30 s on / 300 s off | ||
| For voltages above 240 V the tester must connect to a voltage source only for a MAXIMUM of 30 s and then disconnect for a MINIMUM of 300 s | ||
| Voltage hazard LED | LEDs turn on at voltages > 30 V ac/dc ± 35 % | |
| LED voltage indication levels | 12 V, 24 V, 48 V, 120 V, 208 V, 240 V, 277 V, 480 V, 600 V | |
| LED voltage indication levels for Canadian version | 12 V, 24 V, 48 V, 120 V, 208 V, 240 V, 347 V, 480 V, 600 V | |
| LEDs | LEDs turn on between 90 % and 100 % of the indicated voltage on the LED, except for the 12 V LED which turns on between 50 % and 100 % | |
| LCD Accuracy on T+PRO only | AC voltage | ± (3 % rdg + 2 digits) |
| DC voltage | ± (2 % rdg + 2 digits) | |
| Resistance | ± (5 % rdg + 3 digits) | |
| LCD Resolution | 0.1 V for voltages < 50 V, 1 V for voltages ≥ 50 V | |
| 0.01 kΩ for resistance measurement (For T+PRO Only) | ||
| GFCI Test current | 100 V - 150 V @ 6 mA - 9 mA ac, 150 V - 240 V < 12 mA | |
| Standard input test current | < 5 mA | |
