Hioki FT6041-91 Earth Tester with Clamp Sensors
- Brand
- Hioki
- Model number
- FT6041-91
- Category
- Earth Resistance Testers
IP67 earth tester with 4-pole (soil resistivity), 3-pole and 2-pole methods and the MEC function to measure ground resistance without disconnecting electrodes; works on concrete with Earth Nets. Also includes clamp sensors FT9847 and CT9848.
Price and availability on request
Key features
- Compatible with 4-pole method
- Measure ground resistance without disconnecting ground electrodes
- IP67 protected, built tough to withstand use at harsh sites
- Make measurements, even on concrete by using Earth Nets Module
- Fast measurement! Cord rewinding that doesn’t tangle or twist
- Clamp sensor (optional) to fit both narrow and wide bus bars
- Easily transfer measurement data to your smartphone or tablet by using our free app GENNECT Cross or to an Excel® file. (Wireless Adapter Z3210 is necessary)
Specifications
| Measurement parameters | • Ground resistance measurement: 4-pole method, 3-pole method, 2-pole method, MEC function, clamp-on measurement (two clamps) • Soil resistivity measurement: 4-pole method • Low-resistance measurement: 4-terminal method, 2-terminal method • Ground potential measurement |
|---|---|
| Ground potential | 0 to 30.0 V RMS, accuracy: ±2.3% rdg. ±8 dgt. (50/60 Hz), ±1.3% rdg. ±4 dgt. (DC) |
| Functions | Live wire warning, auto power save, soil resistivity display (4-pole method only), zero-adjustment, auto-hold, continuous measurement mode, wireless communication (only when Z3210 is connected), buzzer sound, comparator, switching the display, ground potential overload display (when measuring ground resistance) |
| Operating temperature and humidity | -25°C to 65°C (non-condensing) |
| Storage temperature and humidity | -25°C to 65°C: 80% RH or less (non-condensing) |
| Dustproof and waterproof | IP65, IP67 (EN60529) |
| Standards | EN61010 (safety), EN61326 (EMC), EN61557-1/EN61557-10/EN61557-14 (low-resistance measurement, earth testers), EN61557-5 (earth testers) |
| Power supply | HR6 nickel-metal hydride battery x 4 or LR03 alkaline battery × 4 |
| Number of measurements per battery charge | 500 times (3-pole method, without Z3210 installed) 400 times (3-pole method, with Z3210 installed and using wireless communication) |
| Dimensions and weight | Approx. 189 mm (7.44 in.)W × 148 mm (5.83 in.) H × 48 mm (1.89 in.) D, approx. 765 g (26.98 oz.) (including battery, protector) |
| Contents | Auxiliary Earthing Rod L9840 (2 piece set) ×2, Measurement Cable L9845-31 ×1, Measurement Cable L9845-33 ×1, Measurement Cable L9845-52 ×1, Measurement Cable L9841 ×1, Test Lead L9787 ×1, Earth Nets Module L9846 ×2, Carrying Case C0208 ×1, Carrying Case C0209 ×1, Protector ×1, LR6 Alkaline battery ×4, Instruction manual ×1, Operating precautions ×1 |
|---|
| Measurement principle | Apply voltage and measure voltage and current (measures effective resistance by synchronous detection) |
|---|---|
| Ground resistance range | 3 Ω (0 to 3.000 Ω) / 30 Ω (0 to 30.00 Ω) / 300 Ω (30.0 Ω to 300.0 Ω) / 3000 Ω (300 Ω to 3000 Ω) / 30.00 k Ω (3.00 k Ω to 30.00 k Ω) / 300.0 k Ω (30.0 k Ω to 300.0 k Ω) |
| Accuracy | — / ±1.5% rdg. ±6 dgt / ±1.5% rdg. ±4 dgt. |
| Allowable resistance of auxiliary grounding electrode | 5 kΩ / 50 kΩ / 100 kΩ |
| Allowable ground potential | 30 V RMS or 42.4 V peak |
| Measurement principle | Apply voltage and measure voltage and current (measures effective resistance by synchronous detection) |
|---|---|
| Ground resistance range | 30 Ω (0.00 to 30.00 Ω) / 300 Ω (30.0 Ω to 300.0 Ω) / 3000 Ω (300 Ω to 3000 Ω) / 30.00 k Ω (3 k Ω to 30.00 k Ω) |
| Accuracy | ±5% rdg. ±6 dgt. / ±5% rdg. ±3 dgt. |
| Measurement principle | Apply voltage and measure voltage and current (measures effective resistance by synchronous detection) |
|---|---|
| Ground resistance range | 20 Ω (0.02 Ω to 20.00 Ω) / 200 Ω (20.0 Ω to 200.0 Ω) / 500 Ω (200 Ω to 500 Ω) |
| Accuracy | ±7% rdg. ±3 dgt. / ±35% rdg. |
| Open-circuit voltage | 4.0 V to 6.9 V |
|---|---|
| Measuring current | 200 mA or more |
| Measurement range | 30 Ω (0.00 to 30.00 Ω) / 300 Ω (30.0 Ω to 300.0 Ω) / 3000 Ω (300 Ω to 3000 Ω) |
| Accuracy | ±3 dgt. (0.00 to 0.19 Ω) ±2% rdg. ±2 dgt. (0.20 Ω to 10.00 Ω) / ±2% rdg. ±2 dgt. |
| Order code | FT6041-91 (FT6041 with included accessories, also includes clamp sensors FT9847 and CT9848) |
|---|
Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.
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