3S-IS - Irradiance Sensor

Irradiance Sensor

It is mounted on the same plane as the photovoltaic (PV) modules to measure actual solar irradiance and evaluate the performance of solar energy systems. It complies with IEC 61724-1 requirements for Class A photovoltaic monitoring systems.

SKU: 3S-IS Category:

Description

Precision reference cell for IEC 61724-1 compliance

The irradiance sensor, also known as a reference cell, is an essential component for monitoring the performance of solar energy systems. It is designed to be mounted on the same plane as the photovoltaic (PV) modules to measure actual solar irradiance and compare it with the energy output of the modules. The instrument complies with IEC 61724-1 requirements for Class A photovoltaic monitoring systems.

Technical specifications

Sensor specifications

  • Range: 0 to 1,600 W/m2
  • Resolution: 0.1 W/m2
  • Accuracy: ±2%
  • Response time: 1 s (max.)
  • Drift: 0.3% per year (max.)

Electrical specifications

  • Power supply voltage: 12 to 30 VDC
  • Power consumption: 30 mA (max.)
  • Output signal: 4 to 20 mA, 0 to 1.5 VDC or RS-485

Mechanical specifications

  • Working temperature: -40ºC to 85ºC
  • Material: aluminium
  • Dimensions: 140 x 110 x 42 mm
  • Weight: 0.3 Kg

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