Multifunction Portable Multimeter for Earth Resistance Measurement HT Italia M73

• Step/Contact voltage with separated units
• Synchronization between units
• Test current up to 50A
• Earth resistance measurement
• Ground resistivity measurement
• Internal memory for saving results
• USB and RS-232 ports for communication between units and PC

 

• TRMS AC Voltage measure up to 600V
• Recording with sampling programmable period
• Manual activation of recording
• RS-232 interface
• Programming with DATALINK software

 

• Continuity of protective circuit with 200mA
• Polarity
• Open circuit voltage Voc of PV modules and strings 1000V
• Short circuit current Isc on PV modules and strings 30A
• PV string/field insulation with test voltage 250, 500, 1000VDC
• Measurement of polarization index P.I.
• Dielectric absorption ratio D.A.R
• GFL function to locate the fault position in the string
• Measurement category CAT III 1000V
• OPT function for insulation testing on PV strings in the presence of MLPE

 

• TRMS AC current measure up to 2500A
• Recording with sampling programmable period
• Manual activation of recording
• RS-232 interface
• Programming with DATALINK software

 

• IR Resolution 384x288 pxl
• Temperature range -20° ÷ 650°C
• Image frequency 50Hz
• Thermal sensitivity / NETD <0.05°C @ 30°C / 50mK
• Field of view (FOV) 17° x 12.7°

 

• Insulation resistance measurement with test voltage up to 5kVDC
• Measurement range up to 10Tohm
• Polarization Index (P.I.) measurement
• Dielectric Absorption Ratio (D.A.R) measurement
• RS-232 interface for PC connection
• Rechargeable internal battery

 

• Safety test of PV installation
• Continuity test on protective conductors with 200mA
• Insulation test with test voltage of 250, 500, 1000VDC
• DC voltage
• DC current
• DC Power
• Solar irradiation [W/m2] with reference cell

 

• Tripping time on RCD type A, AC General and Selective with currents 10, 30,100, 300, 500mA
• Tripping time on RCD type AC General with currents 30, 30x5, 100, 300mA
• Tripping current on RCD type A, AC General and Selective Global earth resistance without RCD tripping
• Line/Loop impedance, also with high-resolution (0.1m )( with optional accessory IMP57)
• Optical/USB interface for connection to PC

 

• AC voltage in single-phase and three-phase systems
• AC current in single-phase and three-phase systems
• Cosphi, Power Factor, K-Factor
• Voltage unbalance
• Flicker
• Active, Reactive, and Apparent power/energy
• Voltage and current harmonic amplitude and phase up to the 63rd order with THD% calculation

 

• I-V Curve Tracer for maintenance and troubleshooting of photovoltaic systems.
• Measurement of I-V Curve of one or more modules or of one whole string up to 1500V/10A
• Measurement of open-circuit voltage and short-circuit current Voc/Isc
• Database of 30.000 selectable photovoltaic modules