{"title":"Thermal Comfort \u0026 IAQ","description":"\u003cp\u003eInstruments for indoor air quality, WBGT heat stress, PMV\/PPD thermal comfort, particulate matter and workplace environmental assessment.\u003c\/p\u003e","products":[{"product_id":"pmsense-particulate-matter-transmitter","title":"PMsense – Particulate Matter Transmitter","description":"\u003cp\u003e\u003cstrong\u003ePMsense\u003c\/strong\u003e is an outdoor particulate-matter transmitter for continuous air-quality monitoring. It measures PM1.0, PM2.5 and PM10 using laser scattering and is intended for smart-city, roadside, municipal and environmental-monitoring networks.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMeasures PM1.0, PM2.5 and PM10\u003c\/li\u003e\n\u003cli\u003e0…1000 µg\/m³ measurement range\u003c\/li\u003e\n\u003cli\u003eLaser-scattering measurement principle\u003c\/li\u003e\n\u003cli\u003eRS485 Modbus-RTU or ASCII\u003c\/li\u003e\n\u003cli\u003eOptional dual 0\/4–20 mA or 0–10 V outputs\u003c\/li\u003e\n\u003cli\u003eContinuous or cyclic measurement modes\u003c\/li\u003e\n\u003cli\u003eOptional integrated CO₂ measurement\u003c\/li\u003e\n\u003cli\u003eOutdoor rain-resistant inlet and IP53 housing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDatasheet\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.senseca.com\/asset-center\/environmental\/datasheet\/weather-and-renewable-energy\/air-quality\/PM-transmitter\/dsh_fam_PMsense_en.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003eDownload PMsense Datasheet (PDF)\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Delta OHM","offers":[{"title":"Default Title","offer_id":42178703851671,"sku":"13673","price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/0088\/0535\/products\/PMsense_side-2.jpg?v=1654770615"},{"product_id":"hd50pm-particulate-matter-web-data-logger","title":"HD50PM – Particulate Matter Web Data Logger","description":"\u003cp\u003eThe \u003cstrong\u003eHD50PM\u003c\/strong\u003e is an indoor particulate-matter web data logger for networked air-quality monitoring. It combines particulate sensing with Ethernet or Wi-Fi connectivity and a built-in web server for straightforward browser-based access.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIndoor particulate-matter monitoring\u003c\/li\u003e\n\u003cli\u003eEthernet and Wi-Fi network connectivity\u003c\/li\u003e\n\u003cli\u003eBuilt-in web server\u003c\/li\u003e\n\u003cli\u003eLocal visual and acoustic alarms\u003c\/li\u003e\n\u003cli\u003eEmail alarm notifications\u003c\/li\u003e\n\u003cli\u003eAutomatic data delivery by FTP, HTTP or email\u003c\/li\u003e\n\u003cli\u003ePC software for configuration and database management\u003c\/li\u003e\n\u003cli\u003eOptional FDA 21 CFR Part 11 compliant software\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Documents\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.senseca.com\/en\/products\/environmental-monitoring\/data-acquisition-system\/datalogger\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003eView current Senseca web data-logger technical documents\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Delta OHM","offers":[{"title":"Default Title","offer_id":42178709389463,"sku":"10742","price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/0088\/0535\/products\/HD50PM-2.jpg?v=1654770756"},{"product_id":"hd322a-wbgt-index-measurement","title":"HD32.2A – WBGT Index Measurement","description":"\u003cdiv class=\"panel entry-content\" id=\"tab-description\" style=\"\"\u003e\n\u003cp\u003eHD32.2A is a thermal microclimate data logger to measure \u003cstrong\u003eWBGT (Wet Bulb Globe thermometer temperature)\u003c\/strong\u003e Index in Hot Environments according to ISO 7726 and ISO 7243.\u003c\/p\u003e\n\u003cp\u003eOnce mounted on its tripod VTRAP32.2A.3A , the instrument is suitable for long period measurements. It is provided with three inputs for probes with cables to be fixed on the dedicated holder HD32.2.7.1. The probes are provided with SICRAM module: they have an electric circuit that communicates with the instrument. The sensor calibration data are saved in its permanent memory. All the SICRAM probes can be inserted in one of the inputs: they are automatically recognized when you switch the instrument on.\u003c\/p\u003e\n\u003cp\u003eThe main features of the instrument are:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLogging\u003c\/strong\u003e: acquisition and memorization of data inside the instrument. Memory capacity: 64 different logging sections, with the possibility to set the acquisition interval of the samples. You can set the duration of the memorization and, with auto-start function; it's possible to set the starting and finishing date and the hour of data memorization.\u003c\/li\u003e\n\u003cli\u003eThe measurement unit of the temperature visualized sizes: °C, °F, °K.\u003c\/li\u003e\n\u003cli\u003eThe system date and hour.\u003c\/li\u003e\n\u003cli\u003eThe visualization of the maximum, minimum and medium statistic parameters and their cancellation.\u003c\/li\u003e\n\u003cli\u003eThe transfer speed of the data through the serial port RS232.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eHD32.2A instrument can contemporarily detect the following sizes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eGlobe thermometer temperature Tg.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eWet bulb with natural ventilation temperature Tn.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eAmbient temperature T.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOn the basis of the detected measurements, HD32.2A can calculate:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e \u003cstrong\u003eWBGT(in) index\u003c\/strong\u003e (Wet Bulb Glob Temperature: wet bulb and globe thermometer temperature) in presence or absence of solar irradiation.\u003c\/li\u003e\n\u003cli\u003e \u003cstrong\u003eWBGT(out) index\u003c\/strong\u003e (Wet Bulb Glob Temperature: wet bulb and globe thermometer temperature) in presence of solar irradiation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWith the HD32.2A, following probes are requested for the WBGT measurement:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDry bulb temperature probe TP3207.\u003c\/li\u003e\n\u003cli\u003eGlobe temperature probe TP3275.\u003c\/li\u003e\n\u003cli\u003eWet bulb temperature probe with natural ventilation TP3204S.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA simple portable version is also available. See HD32.2.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch3\u003eProduct Catalogue\u003c\/h3\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/pvl.co.uk\/pages\/the-big-cat-multitool\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0561\/0088\/0535\/files\/Sign_Up_for_our_Exclusive_Catalogue_1.png?v=1759826864\"\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Delta OHM","offers":[{"title":"Default Title","offer_id":42178717810839,"sku":"12004","price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/0088\/0535\/products\/HD32.2A-WBGT-Hot-Enviro-3.jpg?v=1654770984"},{"product_id":"hd37ab1347-datalogger-for-iaq-analysis","title":"HD37AB1347 – Datalogger for IAQ Analysis","description":"\u003cdiv class=\"panel entry-content\" id=\"tab-description\" style=\"\"\u003e\n\u003cp\u003eDatalogger for \u003cstrong\u003eindoor air quality analysis\u003c\/strong\u003e (IAQ).\u003c\/p\u003e\n\u003cp\u003eThe instrument measures the quantities: airspeed, temperature, relative humidity, atmospheric pressure, CO\u003csub\u003e2\u003c\/sub\u003e (Carbon Dioxide) \u003cstrong\u003eand CO\u003c\/strong\u003e (Carbon Monoxide) by using P37AB147 probe.\u003c\/p\u003e\n\u003cp\u003eThe SICRAM hotwire air speed probes, vane air speed probes, temperature probes, relative humidity and temperature combined probes can also be connected to the instrument.\u003c\/p\u003e\n\u003cp\u003eMemory capacity of 67,600 records for each of the two inputs. Logging interval from 15 seconds to 1 hour.\u003c\/p\u003e\n\u003cp\u003eThe kit consists of: HD37AB1347 instrument, 4 rechargeable 1.2 V AA NiMH batteries, instruction manual, carrying case and Deltalog9 software downloadable here.\u003c\/p\u003e\n\u003cp\u003eProbes and cables must be ordered separately.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch3\u003eProduct Catalogue\u003c\/h3\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/pvl.co.uk\/pages\/the-big-cat-multitool\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0561\/0088\/0535\/files\/Sign_Up_for_our_Exclusive_Catalogue_1.png?v=1759826864\"\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Delta OHM","offers":[{"title":"Default Title","offer_id":42178719776919,"sku":"11764","price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/0088\/0535\/products\/HD37AB1347-IAQ-Indoor-Measurement-1.jpg?v=1654771050"},{"product_id":"hd323tc-hd323tca-thermal-microclimate-pmv-ppd-wbgt","title":"HD32.3TC – HD32.3TCA – Thermal Microclimate PMV-PPD \/ WBGT","description":"\u003cdiv class=\"panel entry-content\" id=\"tab-description\" style=\"\"\u003e\n\u003cp\u003eThermal microclimate for the measurement of \u003cstrong\u003eWBGT, PMV\u003c\/strong\u003e (mean predicted vote), \u003cstrong\u003ePPD\u003c\/strong\u003e (predicted percentage of dissatisfied), \u003cstrong\u003eDR\u003c\/strong\u003e (draught rate), \u003cstrong\u003eTU\u003c\/strong\u003e (local turbulence intensity), \u003cstrong\u003eHI\u003c\/strong\u003e (heat index), \u003cstrong\u003eUTCI\u003c\/strong\u003e (Universal Thermal Climate Index), \u003cstrong\u003eTEP\u003c\/strong\u003e (perceived equivalent temperature) indices, \u003cstrong\u003eCO\u003csub\u003e2\u003c\/sub\u003e\u003c\/strong\u003e\u003cstrong\u003e, PM1.0, PM2.5\u003c\/strong\u003e and \u003cstrong\u003ePM10\u003c\/strong\u003e. Estimation of \u003cstrong\u003eSARS-CoV-2\u003c\/strong\u003e decay time on surfaces.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHD32.3TC\u003c\/strong\u003e is the portable version, mostly used in combination with a table stand (small tripod).\u003cbr\u003e\n\u003cstrong\u003eHD32.3TCA\u003c\/strong\u003e is the version that is being used with a stable tripod, suitable to be used for measurements during a longer period.\u003c\/p\u003e\n\u003cp\u003eTechnically the difference is simple: with the \u003cstrong\u003eHD32.3TCA the sensors are being connected by a cable\u003c\/strong\u003e and a black globe of 150mm is used. With the \u003cstrong\u003eHD32.3TC\u003c\/strong\u003e the black globe is 50mm and the\u003cstrong\u003e sensors are being connected directly on top of the instrument\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eBoth are fully according to the applicable \u003cstrong\u003eISO7730, ISO7726 and ISO7243\u003c\/strong\u003e regulations.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eT\u003c\/strong\u003e dry bulb temperature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eT\u003csub\u003enw\u003c\/sub\u003e\u003c\/strong\u003e natural ventilation wet bulb temperature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eT\u003csub\u003eg\u003c\/sub\u003e\u003c\/strong\u003e globe thermometer temperature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUR\u003c\/strong\u003e relative humidity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eV\u003csub\u003ea\u003c\/sub\u003e\u003c\/strong\u003e air speed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCO\u003csub\u003e2\u003c\/sub\u003e\u003c\/strong\u003e carbon dioxide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eP\u003csub\u003eatm\u003c\/sub\u003e\u003c\/strong\u003e atmospheric pressure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePM1.0, PM2.5, PM10\u003c\/strong\u003e particulate matter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA bright and clear touch display allows the calculated values for WBGT, PMV\/PPD and TU to be directly visible. The data are immediately available via “cloud” application accessible remotely via Wi-Fi connection. The data logger has a large memory capacity for long lasting measurement cycles. Moreover, the rechargeable battery guarantees a working autonomy of at least 24 hours.\u003c\/p\u003e\n\u003cp\u003eReference standard: \u003cstrong\u003eISO 7726 –  \u003c\/strong\u003eErgonomics of the thermal environment – Instruments for measuring physical quantities. \u003cstrong\u003eISO 7730 –  \u003c\/strong\u003eErgonomics of the thermal environment – Analytical determination and interpretation of thermal comfort using calculation of the PMV and PPD indices and local thermal comfort criteria. \u003cstrong\u003eISO 7243 – \u003c\/strong\u003eErgonomics of the thermal environment – Assessment of heat stress using the WBGT (wet bulb globe temperature) index. \u003cstrong\u003eASHRAE Standard 55 – \u003c\/strong\u003eThermal Environmental Conditions for Human Occupancy. \u003cstrong\u003eASHRAE Standard 62.1-2019 – \u003c\/strong\u003eVentilation for Acceptable Indoor Air Quality. \u003cstrong\u003eASHRAE Standard 62.1-2019 – \u003c\/strong\u003eVentilation for Acceptable Indoor Air Quality.\u003c\/p\u003e\n\u003cp\u003eThe HD32.3TC and HD32.3TCA have additional possibilities compared to the HD32.3 and HD32.3A instruments – sale, repair and maintenance for the old series will of course stay available.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch3\u003eProduct Catalogue\u003c\/h3\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/pvl.co.uk\/pages\/the-big-cat-multitool\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0561\/0088\/0535\/files\/Sign_Up_for_our_Exclusive_Catalogue_1.png?v=1759826864\"\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Delta OHM","offers":[{"title":"Default Title","offer_id":42178722496663,"sku":"10777","price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/0088\/0535\/products\/HD32.3TC_tripod.jpg?v=1654771118"},{"product_id":"hd21abe-indoor-air-quality-monitor","title":"HD21ABE – Indoor Air Quality Monitor","description":"\u003cdiv class=\"panel entry-content\" id=\"tab-description\" style=\"\"\u003e\n\u003cp\u003eLogging and measuring: the HD21ABE is the perfect instrument for this. Stable and rugged design.\u003c\/p\u003e\n\u003cp\u003eThe instruments simultaneously measure the parameters:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCarbon Dioxide CO\u003csub\u003e2\u003c\/sub\u003e\n\u003c\/li\u003e\n\u003cli\u003eCarbon Monoxide CO\u003c\/li\u003e\n\u003cli\u003eAtmospheric Pressure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe HD21ABE17 instrument also measures temperature and relative humidity.\u003c\/p\u003e\n\u003cp\u003eThe instrument calculates:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDew Point\u003c\/li\u003e\n\u003cli\u003eWet Bulb Temperature\u003c\/li\u003e\n\u003cli\u003eAbsolute Humidity\u003c\/li\u003e\n\u003cli\u003eMixing Ratio\u003c\/li\u003e\n\u003cli\u003eEnthalpy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe HD21ABE is a datalogger with a memory capacity of 67600 recordings, divided in 64 blocks. It uses the DeltaLog10 software. Reference Standards: ASHRAE 62.1 – 2004, Legislative Decree 81\/2008.\u003c\/p\u003e\n\u003cp\u003eThese regulations apply to all confined spaces that could be used by people. Kitchens, baths, changing rooms and swimming pools are included, due to the presence of high humidity. You should take into account, in regard to air quality, possible chemical, physical and biological contaminants.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe instruments have a wide Dot Matrix graphic display with a resolution of 160×160 dots. The instruments typical applications are:\u003c\/li\u003e\n\u003cli\u003eMeasurement of IAQ (Indoor Air Quality) and comfort conditions in schools, offices and indoor spaces.\u003c\/li\u003e\n\u003cli\u003eAnalysis and study of the Sick Building Syndrome, and of the resulting consequences.\u003c\/li\u003e\n\u003cli\u003eChecking the HVAC (Heating, Ventilation and Air Conditioning) system efficiency.\u003c\/li\u003e\n\u003cli\u003eExamination of IAQ conditions in factories to optimize microclimate and improve productivity.\u003c\/li\u003e\n\u003cli\u003eBuilding Automation checks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003ch3\u003eProduct Catalogue\u003c\/h3\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/pvl.co.uk\/pages\/the-big-cat-multitool\" target=\"_blank\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0561\/0088\/0535\/files\/Sign_Up_for_our_Exclusive_Catalogue_1.png?v=1759826864\"\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Delta OHM","offers":[{"title":"Default Title","offer_id":42178728820887,"sku":"13088","price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/0088\/0535\/products\/HD21ABE-Indoor-Air-Quality-2_bd6725fd-8503-4f2d-bb1f-aedfd6de78e8.jpg?v=1654771310"},{"product_id":"pmsensecr-cleanroom-particle-counter-transmitter","title":"PMsenseCR Cleanroom Particle Counter Transmitter","description":"\u003cp\u003e\u003cstrong\u003ePMsenseCR\u003c\/strong\u003e is a cleanroom particle-counter transmitter for continuous monitoring of controlled environments. It uses laser scattering to count and classify airborne particles and is designed for cleanroom monitoring in line with ISO 14644 requirements.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFive particle-size channels: \u0026gt;0.3 µm, \u0026gt;0.5 µm, \u0026gt;1 µm, \u0026gt;2.5 µm and \u0026gt;5 µm\u003c\/li\u003e\n\u003cli\u003eLaser-scattering measurement principle\u003c\/li\u003e\n\u003cli\u003eContinuous or configurable cyclic measurement\u003c\/li\u003e\n\u003cli\u003eRS485 Modbus-RTU or proprietary ASCII\u003c\/li\u003e\n\u003cli\u003eOptional dual 0\/4–20 mA outputs\u003c\/li\u003e\n\u003cli\u003eOptional integrated CO₂ sensor, 0…5000 ppm\u003c\/li\u003e\n\u003cli\u003eSuitable for cleanrooms and controlled environments\u003c\/li\u003e\n\u003cli\u003eIP53 housing with rain-proof, UV-resistant air inlet\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDatasheet\u003c\/h3\u003e\u003cp\u003e\u003ca href=\"https:\/\/www.senseca.com\/asset-center\/environmental\/datasheet\/ambient-and-comfort\/air-quality\/PM-transmitter\/dsh_fam_PMsenseCR_en.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003eDownload PMsenseCR Datasheet (PDF)\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Senseca","offers":[{"title":"Default Title","offer_id":50863577563287,"sku":null,"price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/0088\/0535\/files\/pmsensecr-senseca.png?v=1790242458"}],"url":"https:\/\/pvl.co.uk\/collections\/thermal-comfort-iaq.oembed","provider":"PVL","version":"1.0","type":"link"}