{"id":2826,"date":"2019-02-01T20:16:02","date_gmt":"2019-02-01T19:16:02","guid":{"rendered":"https:\/\/www.darrera.com\/wp\/?post_type=product&#038;p=2826"},"modified":"2025-05-26T19:35:04","modified_gmt":"2025-05-26T17:35:04","slug":"sr30-heated-ventilated-secondary-standard-pyranometer","status":"publish","type":"product","link":"https:\/\/www.darrera.com\/en\/product\/sr30-heated-ventilated-secondary-standard-pyranometer\/","title":{"rendered":"Heated and Ventilated Secondary Standard Pyranometer"},"content":{"rendered":"<h3>Maximum accuracy<\/h3>\n<p>The pyranometer accurately measures the global solar radiation incident on the Earth&#8217;s surface. It is specially designed to meet the ISO 9060 standard and the guidelines established by the World Meteorological Organization (WMO).<\/p>\n<h3>Weatherproof design<\/h3>\n<p>The instrument is entirely made of corrosion resistant materials to ensure high resistance to weathering. It includes an internal heater and ventilator to prevent dew and frost formation on the glass dome.<\/p>\n<h3>Digital output<\/h3>\n<p>It can be connected to any conventional datalogger to perform the data storage and its subsequent downloading and monitoring on a computer.<\/p>\n<h3>Optional shadow ring<\/h3>\n<p>It suppresses the direct radiation to allow measurements of the diffuse radiation only.<\/p>\n<h3>Multitude of applications<\/h3>\n<p>Its outstanding versatility makes it ideal for all kind of applications in many fields, the main ones being:<\/p>\n<ul>\n<li>Atmospheric research.<\/li>\n<li>Meteorology.<\/li>\n<li>Solar power plants.<\/li>\n<\/ul>\n<h3>Technical specifications<\/h3>\n<h4>Sensor specifications<\/h4>\n<ul>\n<li>Spectral response: 285 to 3,000 nm<\/li>\n<li>Range: -400 to 4,000 W\/m2<\/li>\n<li>Sensitivity: 10 \u03bcV\/(W\/m2)<\/li>\n<li>Response time: 3 s (max.)<\/li>\n<li>Offset A: 2 W\/m2 (max.)<\/li>\n<li>Offset B: 2 W\/m2 (max.)<\/li>\n<li>Cosine response: 10 W\/m2 (max.)<\/li>\n<li>Temperature dependence: 0.4% (max.)<\/li>\n<li>Drift: 0.5% per year (max.)<\/li>\n<\/ul>\n<h4>Electrical specifications<\/h4>\n<ul>\n<li>Power supply voltage: 5 to 30 VDC<\/li>\n<li>Power consumption: 20 mA (max.)<\/li>\n<li>Heater and ventilator supply voltage: 8 to 30 VDC<\/li>\n<li>Heater and ventilator consumption: 290 mA (max.)<\/li>\n<li>Output signal: RS-485<\/li>\n<\/ul>\n<h4>Mechanical specifications<\/h4>\n<ul>\n<li>Working temperature: -40\u00baC to 80\u00baC<\/li>\n<li>Material: aluminium and high strength plastic<\/li>\n<li>Dimensions: \u2205 92 x 95 mm<\/li>\n<li>Weight: 0.64 Kg<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>It accurately measures the global solar radiation incident on the Earth&#039;s surface. Meets the ISO 9060 standard.<\/p>\n","protected":false},"featured_media":2828,"template":"","meta":[],"product_brand":[],"product_cat":[159],"product_tag":[],"class_list":{"0":"post-2826","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-pyranometers","8":"first","9":"instock","10":"taxable","11":"shipping-taxable","12":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Heated and Ventilated Secondary Standard Pyranometer | Darrera<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.darrera.com\/en\/product\/sr30-heated-ventilated-secondary-standard-pyranometer\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Heated and Ventilated Secondary Standard Pyranometer | Darrera\" \/>\n<meta property=\"og:description\" content=\"It accurately measures the global solar radiation incident on the Earth&#039;s surface. 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