Handheld Digital Soundmeter with calibrator HT Italia HT154

• DC Voltage
• AC TRMS Voltage
• Continuity test of protective conductors with 200mA
• Insulation Resistance measurement with 500VDC
• Global Earth Resistance without RCD tripping
• Test executed on twisted pairs cables UTP and STP with RJ45 connector
• Quickly selection of cables pairs

 

• LECTRICAL SAFETY TESTING CEI 64-8
• Earth Resistance with voltammetric method with 2 or 3 points in TT, TN and IT systems
• NETWORK AND ENERGY CONSUMPTION ANALYSIS
• Measurement and recording of electrical parameters
• Voltages, Currents, Powers, Energies, cosphi, etc. in Single-phase and Three-phase systems

 

• 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

 

• 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

 

• 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

 

• 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

 

• Continuity of protective conductors with 200mA
• Polarity
• Open circuit voltage Voc of PV modules and strings 1500V
• Short circuit current Isc on PV modules and strings 40A
• PV string/field insulation with test voltage 250, 500, 1000, 1500VDC

 

• 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

 

• 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

 

• 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