Multifunction Portable Multimeter for Earth Resistance Measurement HT Italia M73

• 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

 

• Insulation with test voltage 250, 500, 1000VDC
• Up to 4Gohm measurement range
• Automatic discharge of device under test
• LOCK feature for continuous measurements
• Programmable timer up to 60s
• Continuity of earth conductors with test current of 200mA
• A/DC voltage up to 600V
• Resistance and continuity test with buzzer

 

• Measuring range 25-140dB
• "Peak", "Fast", "Slow" and "Impulse" integrations
• "A", "C" and "Z (linear)" frequency weighting
• "Peak+" and "Peak-" measurement in C weighting
• Spectral analysis with octave and 1/3 octave digital filter (HT157)
• Class 1 portable calibrator
• Mini-USB output for connection to PC

 

• I-V curve tracing of mono-facial and bi-facial PV modules and strings up to 1500V/40A according to IEC/EN60891
• SOLAR03 remote unit with Bluetooth connection
• Up to 3 reference cells to measure front-side and rear-side radiation according to IEC TS 60904-1-2
• Database of over 30,000 photovoltaic modules manageable via connection with the new HT AGORÀ software (downloadable in the Download Area)

 

• IEC/EN60204-1 and IEC/EN61439-1-2 Measuments
• Continuity of protective circuit with 200mA
• Continuity of protective circuit with I>10A, V<12V
• Continuity of protective circuit with I>25A, V<12V
• Insulation with test voltages 100, 250, 500, 1000VDC
• Dielectric strength with voltage programmable from 250V to 5100VAC

 

• 3-wire Earth Resistance
• 2-wire Earth Resistance
• Measurement range up to 50kOhm
• Calibration of test cables
• Automatic regulation of noise voltage disturbances

 

• 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

 

• Generation of output voltage signal with amplitude up to 10VDC
• Voltage measurement up to 10VDC
• Generation of output current signal with amplitude up to 24mADC
• Current measurement up to 24mAVDC
• Current measurement in percentage format (4-20mA)
• Loop current measurement of external transducers

 

• TRMS
• Current measuring range 1000A
• AC/DC current AC+DC
• AC/DC voltage 1000VAC/1500VDC
• IR Resolution 120 x 120 pxl

 

• 3-wire Earth Resistance
• 2-wire Earth Resistance
• 4-wire Earth Resistivity
• High measurement range (50kOhm)
• Noise voltage measure
• Optical /USB PC interface