Temperature and Humidity Recorder ST-50 Series

【Product Specifications】
・Model number： ST-50A
・Measurement range (temperature/humidity)： -20 to +80℃/0 - 100%RH
・Measuring method： Temperature/semiconducting type, Humidity/polymer electrostatic capacity type
・Item to be measured： Temperature (fahrenheit or celsius), relative humidity, dew-point temperature, absolute humidity
・Accuracy： Temperature/+/- 1℃, Humidity/+/-3%
・Recording method： Cartridge pen (red, blue), fold chart paper (effective recording width 100mm x length 12m)
・Power supply： D dry battery x 4 (included for test) or AC adapter (optional)
・Size： 300 x 105 x 245mm
・Weight： Approx 2.8kg
・Accessories： Chart paper x 1 volume, recording pen (red, blue) x 1 volume each