Unit UT278D Clamp-Type Ground Tester

Unit UT278D Clamp-Type Ground Tester

Unit UT278D Clamp-Type Ground Tester. AC Current Measurement: 0.000–60 A. Ground Resistance Measurement: 0.00–2000 Ω. Display: 2.4 inch (46 × 29 mm) color LCD. Current Resolution: 1 μA. 3/4-Wire Resistance Measurement: 0.00 Ω – 30 kΩ. Ground Voltage Measurement: 600 V. Accuracy Environment: 23°C ±5°C; <75% relative humidity. Power Source: DC 3.7 V rechargeable lithium battery. Jaw Size: 68 mm. Measurement Rate: 1 measurements/s. Other features: Memory: 500 records; Interfaces: USB data transfer; Auto Power Off: Approx. 15 minutes; Operating Current: Up to 750 mA; Weight: 975 g (including battery); Operating Environment: -10°C – 50°C; <80% relative humidity; Storage Environment: -10°C – 60°C; <70% relative humidity; Insulation Resistance: >20 MΩ (500 V between circuit and housing).

3/4-Wire Resistance Measurement0.00 Ω – 30 kΩ
AC Current Measurement0–60 A
Current Resolution1 μA
InterfacesUSB veri aktarımı
Gram975 g (pil dahil)
Storage Environment-10°C – 60°C; <%70 bağıl nem
Accuracy Environment23°C ±5°C; <%75 bağıl nem
Additional FunctionsArka ışık, alarm, aşırı load göstergesi ve koruması
Display2.4 inç (46 × 29 mm) renkli LCD
Safety CategoryCAT III 300 V / CAT IV 150 V
Power SourceDC 3.7 V şarj edilebilir lityum pil
Memory500 kayıt
External Electric Field Limit<1 V/m
External Magnetic Field Limit<40 A/m
Pollution Degree2
Auto Power OffYaklaşık 15 dakika
StandardsIEC 61010-1; IEC 61010-031; IEC 61557-1
Earth Resistance Measurement0.00–2000 Ω
Earth Voltage Measurement600 V
Insulation StrengthAC 3700 V RMS (devre ile gövde arasında)
Insulation Resistance>20 MΩ (devre ile gövde arasında 500 V)
Operating CurrentEn fazla 750 mA
Operating Environment-10°C – 50°C; <%80 bağıl nem
Jaw Size68 mm
Measurement Rate1 ölçüm/s