Portable instrument for thermal micro-climate analysis

Portable instrument for thermal micro-climate analysis from OTM Solutions Pte Ltd

By: OTM Solutions Pte Ltd  07/03/2014
Keywords: Portable instrument for thermal micro-climate analysis

Typical applications: for studying, measuring and controlling the thermal micro-climate in the workplace, in compliance with the following standards: ISO 7726: Ergonomics of the thermal environment -- Instruments for measuring physical quantities ISO 7730: Ergonomics of the thermal environment -- Analytical determination and interpretation of thermal comfort using calculation of the PMV and PPD indices and local thermal comfort criteria ISO 7243: Hot environments -- Estimation of the heat stress on working man, based on the WBGT-index (wet bulb globe temperature) ISO 7933: Ergonomics of the thermal environment -- Analytical determination and interpretation of heat stress using calculation of the predicted heat strain ISO 11079: Ergonomics of the thermal environment -- Determination and interpretation of cold stress when using required clothing insulation (IREQ) and local cooling effects ISO 8996: Ergonomics of the thermal environment -- Determination of metabolic rate Key characteristics: Measured quantities: Globe temperature Natural wet bulb temperature Ambient temperature Atmospheric pressure Relative humidity Air velocity Air temperature at the height of head (1.7 m subject standing, 1.1 m subject sitting) Air temperature at the height of abdomen (1.1 m subject standing, 0.6 m subject sitting) Air temperature at the height of the ankles (0.1 m) Temperature at floor level Net radiation temperature Net radiation Radiant temperature asymmetry Illuminance, luminance, PAR, irradiance, CO and CO2 Calculated quantities: Mean radiant temperature Predicted mean vote (PMV) Predicted percentage dissatisfied (PPD) Draught rating Operative temperature Scharlau index Thom index Thermohygrometric index Heat index Humidex index Equivalent temperature index Calculated indices Wet bulb globe temperature Wet bulb globe temperature in the presence of radiation Sweat rate Predicted evaporative heat flow Water loss Required clothing insulation Duration limit exposure Recovery time Wind chill index Percentage dissatisfied due to floor temperature Percentage dissatisfied due to radiant asymmetry Average day light factor

Keywords: Portable instrument for thermal micro-climate analysis

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