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A Service-Disabled Veteran-Owned Small Business
Development of the SAFETY HiTESTER 3258 opens the door to a new realm of safety by accurately measuring non-destructively through wire insulation, a particular safety concern to those who maintain and inspect electrical facilities.
| Measurement Object | Covered electric conductors (minimum 100 mm2 ), Metallic terminals Note: cannot measure shielded electric wires |
| AC Voltage 40 to 66 Hz | 30.0V to 420.0V, 380V to 600V, 2ranges (Basic accuracy: ±1.5% rdg. ±5 dgt. /true RMS rectified, band width 40Hz to 400Hz at 420.0V range) |
| Crest Factor | 1.8 (only sine wave at 600V range) |
| Max Rated Voltage to Earth | 600V AC rms |
| Functions | Data hold function, auto-power save, low battery alarm |
| Display | Digital LCD, max. 4200 digit, (zero suppress at 10 digits or less) |
| Sampling Rate | 1.67 times/sec (approx. 600 msec period), Response time 2.4 sec or less |
| Power Supply | AA alkaline (LR6) battery ×6, Continuous use: 14 hr (Power ON, no measurement), or 1-minute measurements for 1000 times, or 5-minute measurements for 200 times |
| Dimensions, Mass | 51mm (2.01in) W × 275mm (10.83in) H × 37.5mm (1.48in) D (one probe), 670g (23.6oz) |
| Supplied Accessories | Instruction manual ×1, AA alkaline battery (LR6) ×6, Carrying soft case ×1 |
| Basic accuracy Covered (unshielded) electric wires (Indoor PVC or equivalent, 100 mm2 or larger) |
| Measurement Range | Accuracy Guaranteed Range | Accuracy | |
| 40-66 Hz | 60-400 Hz | ||
| 420 V | 30.0 – 420.0 V | ±1.5 % rdg. ±5 dgt. | ±2.5 % rdg. ±5 dgt. |
| 600 V | 380 – 480 V | ±2.0 % rdg. ±5 dgt. | |
| 481 – 600 V | ±5.0 % rdg. ±5 dgt. | ||
