HT INSTRUMENTS PV-CHECKs ProPlus PV-tester en I-V-curve-tracer 1011410

With a 1000V DC open-circuit voltage and 15A short-circuit current measurement capability, the PV-CHECKs ProPlus delivers comprehensive photovoltaic system verification in one instrument.

Overview

The HT INSTRUMENTS PV-CHECKs ProPlus is a multifunction installation and PV tester engineered for commissioning, troubleshooting, and maintenance of solar PV systems. It combines I-V curve tracing, insulation resistance, continuity, RCD testing, loop/line impedance, and electrical safety measurements. The color graphic display and intuitive interface streamline field work, while internal memory stores up to 999 PV tests and 999 electrical tests.

What stands out

• I-V curve tracing up to 1000V DC and 15A DC with optional HT400N clamp
• Insulation test voltages from 50V to 1000V DC
• RCD testing for Type A and AC
• Performance ratio and efficiency calculation
• USB and Wi-Fi connectivity for data transfer
• Rechargeable Li-ION battery with approximately 1000 measurements per charge

Technical details

• PV open circuit voltage (Voc) max: 1000V DC
• PV short circuit current (Isc) max: 15A DC (with optional HT400N clamp)
• Insulation test voltages: 50V, 100V, 250V, 500V, 1000V DC
• Continuity test current: >200mA
• RCD test types: Type A, AC
• Measurement category: CAT III 300V, CAT II 1000V (for PV measurements)
• Display: color graphic display
• Data logging: 999 PV tests, 999 electrical tests
• Connectivity: USB, Wi-Fi
• Power source: rechargeable Li-ION battery
• Battery life: approx. 1000 measurements (RISO)
• Included sensors: external irradiance reference cell (HT304N), external PT1000 temperature probe (HT304N)
• Software compatibility: HTANALYSIS (PC software), HTCloud (cloud service)
• Performance ratio (PR) calculation: Yes
• Efficiency calculation: Yes
• Protection rating: IP40

Our verdict

The PV-CHECKs ProPlus is a professional-grade tool for solar installers and inspectors who need accurate I-V curve tracing and complete electrical safety testing in a single portable unit.