AEMC 6470-B Multifunction Ground Resistance Tester[30 Jan. 2012, 3:36:41]
Keterangan
3- and 4-Point measurement with manual or automatic frequency selection ( even during measurement) from 40 up to 500Hz, > 120dB noise reduction
Selectable test voltage of 16 or 32VACRMS
True RMS ( AC, DC, AC/ DC) voltage measurement from 200mV to 50V ( 15Hz to 1kHz)
Automatic measurement of auxiliary electrodes
Soil resistivity measurement using Wenner or Schlumberger test method
2- and 4-Point DC resistance measurement with automatic polarity change ( Bonding test function)
Auto-off for power management
Automatic recognition of all electrode connections and their resistance
Memory stores up to 512 test results
USB communication
Remote operation of all measurement functions using DataView® software
Automatic report generation
AC powered with rechargeable NiMH batteries
Rugged dustproof and rainproof field case â IP54 in closed position
IEC 61557 part 4 and part 5
Includes DataView® software for data storage, real-time display, analysis and report generation
Specifications:
2 Clamp Measurement
Range : 0.10 to 500&
Resolution : 0.01 to 1&
Measurement Frequency : Auto: 1367Hz, Manual: 128Hz-1367Hz-1611Hz-1758Hz
3-Point Measurement
Range ( Auto-Ranging) : 0.09& to 99.9k&
Resolution : 0.01& to 100&
Test Voltage : Nominal 16 or 32VRMS user selectable
Resistance Measurement Frequency : 41 to 513Hz automatic or user selectable
Test Current : Up to 250mA
Accuracy : ± 2% of Reading + 1ct @ 128Hz
External Voltage Measurement
Range ( Auto-Ranging) : 0.1 to 65.0Vac/ dc â DC to 440Hz
Accuracy : ± 2% of Reading + 1ct
Resistance Measurement ( Bond Testing)
Measurement Type : 2-Pole ( with lead resistance compensation) or 4-Pole ( Kelvin sensing) user selectable
Range ( Auto-Ranging) : 2-Pole 0.01& to 99.9k& ; 4-Pole 0.001& to 99.99k&
Accuracy : ± 2% of Reading + 2cts
Test Voltage : 16Vdc ( + , - or auto polarity)
Test Current : Up to 250mA max
Data Storage
Memory Capacity : 512 test results
Communication : Optically Isolated USB
Power Source : 9.6V rechargeable battery pack ( included)
Recharging Source : 110/ 220 50/ 60Hz external charger with 18Vdc, 1.9A output or 12V vehicle power