Stevenson screen
fitted with Sheathed ordinary Hygrometer .
Met Office pattern (BS692).
Temperature measuring range -30°C to 45°C.
Traditional gauges used for assisting calibration
Min and Max thermometer on the left side
Small fan is fitted to the left side to help with air flow
Added 1/ soil thermometer 01/02/2007
Added 1/ thermometer for concrete slab 400mmx400mm 24/02/2007
TM-206 Portable Solar Power Meter Measuring Solar Radiation Emitted Meter
Digital Thermometer - industry, laboratory
Maximum reading:
150 km/h, 42 m/s,
81 knots, 97 mph, 138 fps
Specifications
UV index range ........0 -15
SPF range.................0 -100
skin tone options.......4
temperature sensor... oC or oF
we use this manual rain gauge to check against our automated modified Davies rain gauge only used for calibration purposes
Casella, London, W5002 Copper Rain Water Measuring Gauge Rainfall with calibrated glass measuring jar
This is another rain gauge we use on a regular basis to check against our automated rain gauge, this is in use all year round
How to make a evaporimetre
Aspirated Psychrometer (Wet & Dry Bulb Hygrometer) by Casella of London.
Casella London Brass Anemometer Air Flow Meter
This instrument is used for calibrating our humidity sensors, and the one wire wet and dry bulb system
This instrument is used for calibrating our humidity sensors, and the one wire wet and dry bulb system