{"product_id":"rs485-solar-pyranometer-pyr20","title":"RS485 Solar Pyranometer PYR20","description":"\u003cp\u003eThis is a solar pyranometer sensor designed for agriculture, meteorological and environmental monitoring applications. It can be used to measure the solar irradiance alongside solar photovoltaic panels.\u003c\/p\u003e\n\u003cp\u003eIt is a fully sealed (IP68) with reasonable accuracy data (5% accuracy) via an RS485 MODBUS-RTU output.\u003c\/p\u003e\n\u003cp\u003eSolar Irradiance is measured using a silicon photodiode detector and converted to an output of 0-2000 \u003cspan\u003eW\/\u003c\/span\u003em\u003csup\u003e2\u003c\/sup\u003e\u003cspan\u003e. This unit measures in the spectral range of 400-1100nm, which is the typical response of a solar photovoltaic (PV) module.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eYou will need to wire this up to your microcontroller along with a suitable RS485 to TTL\/Serial converter (not supplied, but you can use \u003ca href=\"https:\/\/www.curiouselectric.co.uk\/collections\/environmental-sensors\/products\/rs485-sensor-interface-board\" target=\"_blank\"\u003eour RS485 Interface board\u003c\/a\u003e).\u003c\/p\u003e\n\u003cp\u003eManufacturer code:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePYR20-A-A-C-002\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch4\u003eSpecifications:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli class=\"MsoNormal\"\u003eMeasurement parameters:\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e    Solar Irradiance sensor (400-1100nm)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eUnit of measurement:\u003cspan\u003e             W\/\u003c\/span\u003em\u003csup\u003e2\u003c\/sup\u003e\u003cspan\u003e \u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eIrradiance Range:\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e                    \u003c\/span\u003e0-2000 \u003cspan\u003eW\/\u003c\/span\u003em\u003csup\u003e2\u003c\/sup\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eWorking Range:\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e                      \u003c\/span\u003e-40 to 80 °C\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eOutput Signal:\u003cspan\u003e                         \u003c\/span\u003eRS485\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eProtocol:                                 Modbus-RTU protocol, device default address: 01\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eSupply voltage:\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e                      \u003c\/span\u003e3.9 to 30V DC\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eSupply power:\u003cspan\u003e                         \u003c\/span\u003e0.4W (when powered with 12V DC)\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eAccuracy:                                5%\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eStep Size:                                1 \u003cspan\u003eW\/\u003c\/span\u003em\u003csup\u003e2\u003c\/sup\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003ePhysical parameters:\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli class=\"MsoNormal\"\u003eProbe size:\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e                             75 x 55 x 58mm\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eSealing materials:\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e                  \u003c\/span\u003eABS Engineering Plastics, epoxy resin, waterproof grade\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eIP rating:\u003cspan\u003e                                  \u003c\/span\u003eIP68\u003c\/li\u003e\n\u003cli class=\"MsoNormal\"\u003eCable specifications:\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e              \u003c\/span\u003e2 m\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 class=\"Textbody\"\u003eMore Information:\u003c\/h4\u003e\n\u003cp\u003eA github repository containing instructions, manufacturer data, wiring diagram and example Arduino code is available here:\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/github.com\/curiouselectric\/PYR20SolarPyranometer\" title=\"github repository for RS485 pyranometer\" rel=\"noopener\" target=\"_blank\"\u003ehttps:\/\/github.com\/curiouselectric\/PYR20SolarPyranometer\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eA blog post showing set up and operation of the sensor is available here:\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003ca href=\"https:\/\/www.re-innovation.co.uk\/docs\/pyr20-pyranometer-with-rs485-testing\/\" title=\"RS485 solar pyranometer sensor testing blog post\" rel=\"noopener\" target=\"_blank\"\u003ehttps:\/\/www.re-innovation.co.uk\/docs\/pyr20-pyranometer-with-rs485-testing\/\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eWarning: Not suitable for under 12 years old.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e","brand":"The Curious Electric Company","offers":[{"title":"Default Title","offer_id":56396677316987,"sku":null,"price":79.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/8168\/files\/PXL_20260828_162648905.jpg?v=1787935552","url":"https:\/\/www.curiouselectric.co.uk\/products\/rs485-solar-pyranometer-pyr20","provider":"The Curious Electric Company","version":"1.0","type":"link"}