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RT1

RT1

Product catalog summary

Overview: The RT1 Rooftop PV Monitoring Sensor is a compact, weatherproof duo-sensor designed for commercial rooftop photovoltaic (PV) installations. It independently measures incoming solar irradiance and back panel temperature, providing essential data for performance monitoring in digital Modbus® format. Its unique design allows for easy installation and removal without tools.

Key Features:

Soiling resistant design with low maintenance requirements.
Simple mounting and easy removal for recalibration.
Measures solar irradiance (0 to 2000 W/m²) and back panel temperature (-20 to +100 °C).

Technical Specifications:

Irradiance: 0 to 2000 W/m² with a precision/resolution of 1 W/m².
Spectral Range: 400 to 1100 nm.
Non-stability: Less than 1% change per year.
Non-linearity: Less than 1% for 0 to 1000 W/m².
PV Panel Temperature: Range from -20 to +100 °C with ± 1 °C accuracy.
Calibration: Against traceable reference pyranometer.
Signal Connections: RS-485 Modbus® to host and PV panel temperature sensor.
Voltage Range: 5 to 30 V DC.
Power Consumption: Maximum 60 mW.
Ambient Operating Temperature: -40 to +80 °C.
Recommended Calibration Interval: Every 2 years.
Standard Warranty: 2 years.

Catalog excerpts

RT1 Rooftop PV Monitoring Sensor RT1 is a small, fully weatherproof duo-sensor that independently measures the incoming solar irradiance and the back panel temperature. Thanks to this included back panel temperature sensor you collect all the data you need to monitor the performance of your installation - all in digital Modbus® format. Thanks to the unique design you can easily fix it to your PV panel without the need for any tools. Designed especially for commercial rooftop PV installations Measures incoming solar irradiance and back panel temperature Soiling resistant design, low maintenance Simple to mount and easy to remove for recalibration Technical specifications Irradiance Precision / resolution Spectral range Non-stability (change / year) against traceable reference pyranometer Signal connections 1 - RS-485 Modbus® to host 2 - PV panel temperature sensor Voltage range Power consumption maximum Ambient operating temperature Recommended calibration interval Standard warranty ISO Quality Certified Company All specifications are subject to change without prior notice. www.microstep-mis.co

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

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