MeteoSolar SR20, Pyranometer (MTI.AWS.BR.SR20). MeteoSolar SR05 The most affordable pyranometer meeting ISO 9060 requirements for solar power monitoring. They are ideal for general solar radiation measurements in meteorological networks and photovoltaic weather monitoring stations WMS. Easy to mount and install into SCADA systems, it offers the most affordable high-reliability solar measurement solution. Lowest priced pyranometer to exceed ISO 9060 “Second Class” requirements. MODBUS RTU & analog outputs.
MeteoSolar SR20, Pyranometer
• Absolute Accuracy: Expanded uncertainty < ±1.2 %
• Stability: < 0.5% per year
• Zero offset: < 5 W/m2 unventilated <2.5 W/m2 ventilate
• Measuring spectral range: 285 ... 3000 nm Full spectrum UV, Visible & IR
• Operating:-40°C ... 80°C, 0…100%RH
• Temperature Response: <± 0.4 %, -30°C ... +50°C
• Response: <3s
• Meets WMO & ISO 9060 standards: yes (ISO9060 highest Secondary Standard)
• Electrical specifications of sensor
• Output signal & communication: RS-485 with Modbus RTU & ASCII, (also available: Frequency, 0-10V, 4-• • 20mA, RS232, RS422)
• Supply Voltage: 5...15VDC with reverse polarity protection (startup in-rush <100mA for 1ms)
• Power consumption: 800µA at 1Hz output including RS485 communication
• Lightning & surge protection: per IEC EN 61000-4-2, EN 61000-4-4, EN 61000-4-5 on both data & power • • lines, Surge, EFT/
• Burst, ESD 15kV
1) Environmental rating of sensor
• Operating temperature & humidity: -40°C to +105°C, 0% to 100%RH
• Connection: Bayonet connector with silicone o-ring
• IP – Protection rating: IP66W (DIN 40050)
2) General specifications
• Dimensions: Length = 128mm (164mm with mating connector), Ø17mm base, Ø12mm PTFE sensor cap
• Weight (mass): aprox. 20g (without mating connector and cable)