Table 3 Observation apparatuses
From: A heatstroke prediction and prevention system for outdoor construction workers
Observation item | Apparatus | Range of measurement | Error | Manufacturer |
|---|---|---|---|---|
Temperature | EcoWizard | −10 – 45°C | +/− 1.5°C | Sumitomo Precision Products Co., Ltd. |
Relative humidity | EcoWizard | 30 – 80% | +/− 10% | Sumitomo Precision Products Co., Ltd. |
Solar radiation | Radiation Balance Measurement (CN-11) | 0 – 2,000 W/m2 | +− 5% | EKO Instruments Co., Ltd. |
Wind velocity | Model 03002 V Wind Sentry | 0.5 – 60 m/s | +/− 0.3 m/s | Amalgamated Instrument Co., Pty., Ltd. |
Wind direction | Model 03003 V Wind Sentry | 0 – 360° | +/− 5° | Amalgamated Instrument Co., Pty., Ltd. |