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{"id":1369128697915,"title":"HOBO® MX2501 pH and Temperature logger","handle":"hobo-ph-and-temperature-logger","description":"\u003ch5\u003eImportant Info\u003c\/h5\u003e\n\u003cp\u003eThe HOBO MX2501 pH and Temperature Data Logger is designed for long-term monitoring of pH in estuaries, lakes, streams, rivers, and oceans. Leveraging Bluetooth Low Energy® (BLE) technology, the MX2501 pH Logger communicates wirelessly with the free HOBOmobile\u003cspan style=\"color: #333333; font-family: sans-serif, Arial, Verdana, 'Trebuchet MS'; font-size: 13px; background-color: #ffffff;\"\u003e®\u003c\/span\u003e app on iOS devices making logger setup, calibration, and data offload quick and easy. A guided pH calibration process on the HOBOmobile app makes an otherwise complicated process easier to follow. This affordable and compact logger dramatically cuts the time and effort needed to collect field data, while also offering higher resolution in data.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNOTE\u003c\/strong\u003e: pH electrodes should always be stored in storage solution when not deployed.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eHighlighted Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGuided pH calibration following on-screen prompts in HOBOmobile app\u003c\/li\u003e\n\u003cli\u003eRugged PVC housing for deployment in both freshwater and saltwater environments\u003c\/li\u003e\n\u003cli\u003eQuick and easy data offload via Bluetooth Low Energy (BLE) to iOS devices\u003c\/li\u003e\n\u003cli\u003eWater detection system for longer battery life and less maintenance\u003c\/li\u003e\n\u003cli\u003ePotentiometric pH electrode with plastic body, gel electrolyte, and double cloth junction\u003c\/li\u003e\n\u003cli\u003eUser-replaceable battery, pH electrode, and anti-biofouling copper guard\u003c\/li\u003e\n\u003cli\u003eAccuracy of ±0.10 pH units within ±10°C of temperature at calibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIn what environment does this data logger operate?\u003c\/h3\u003e\n\u003cp\u003eThis data logger operates in an underwater environment.\u003c\/p\u003e\n\u003ch3\u003eWhat measurements does this data logger support?\u003c\/h3\u003e\n\u003cp\u003eThe MX2501 data logger supports the following measurements: pH and Water Temperature\u003c\/p\u003e\n\u003ch5\u003eVideo\u003c\/h5\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/Pgqopqv-4OE\" height=\"350\" width=\"495\" allowfullscreen=\"\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003ctable border=\"0\" cellpadding=\"7\" cellspacing=\"0\" style=\"width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: lightgrey;\"\u003e\n\u003ctd colspan=\"3\"\u003e\u003cstrong\u003epH Sensor\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003epH\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003emV\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eRange\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e2.00 to 12.00 pH\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e-512 to 512 mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e±0.10 pH units within ±10°C of temperature at calibration\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e±0.20 mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e0.01 pH\u003c\/td\u003e\n\u003ctd valign=\"top\"\u003e0.02 mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eResponse Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003e1 minute typical to 90% at constant temperature in stirred water\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: lightgrey;\"\u003e\n\u003ctd colspan=\"3\"\u003e\u003cstrong\u003eTemperature Sensor\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eRange\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003e-2° to 50°C (28.4° to 122°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003e±0.2°C (±0.36°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eResolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003e0.04°C (0.072°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eResponse Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003e7 minutes typical to 90% in stirred water\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: lightgrey;\"\u003e\n\u003ctd colspan=\"3\"\u003e\u003cstrong\u003eLogger\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eOperating Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003e-2° to 50°C (28.4° to 122°F) — non-freezing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eBuoyancy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003eFresh water: 13.6 g (0.48 oz) negative\u003cbr\u003eSalt water: 19.6 g (0.69 oz) negative\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eWaterproof\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003eTo 40 m (131.2 ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eWater Detection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003eWater conductivity level of 100 µS\/cm or greater is necessary for reliable detection of water. Deionized water or water below 100 µS\/cm may not be detected.\u003cbr\u003eThe water conductivity circuit may not reliably detect water that has frozen around the electrodes, i.e. below 0°C (32°F).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eRadio Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003e1 mW (0 dBm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eTransmission Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003eApproximately 30.5 m (100 ft) line-of-sight in air\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eWireless Data Standard\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003eBluetooth Low Energy (Bluetooth Smart)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eLogging Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003e1 second to 18 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eLogging Modes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003eFixed interval (normal, statistics) or burst\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eMemory Modes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003eWrap when full or stop when full\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eStart Modes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003eImmediate, push button, date \u0026amp; time, or next interval\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eStop Modes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003eWhen memory is full, push button, date \u0026amp; time, or after a set logging period\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eTime Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003e±1 minute per month 0° to 50°C (32° to 122°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eBattery Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003eOne AA 1.5 Volt, user-replaceable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eBattery Life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003e1 year typical at 25°C (77°F) with logging interval of 1 minute and Bluetooth Always On selected in software.\u003cbr\u003e2 years typical at 25°C (77°F) with logging interval of 1 minute and Bluetooth Off Water Detect enabled in software.\u003cbr\u003e3 years typical at 25°C (77°F) with logging interval of 1 minute and Bluetooth Always Off selected in software.\u003cbr\u003eFaster logging intervals and statistics sampling intervals, burst logging, remaining connected with the app, excessive downloads, and paging may impact battery life.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003epH Electrode Life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003e6 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eMemory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003e152 KB (43,300 measurements, maximum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eFull Memory Download Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003eApproximately 60 seconds; may take longer the farther the mobile device is from the logger\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003e22.86 x 4.27 cm (9.0 x 1.68 inches)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003e268.2 g (9.46 oz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eWetted Materials\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003eLogger: PVC housing and sensor end cap, polycarbonate closure caps and mounting end cap with a TPE switch\u003cbr\u003epH electrode: plastic-bodied with Pellon® junctions and gel electrolyte, glass pH sensor bulb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd valign=\"top\"\u003e\u003cstrong\u003eEnvironmental Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" colspan=\"2\"\u003eIP68\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003eCompatible Items\u003c\/h5\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eReplacement Parts\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/shoponset.hoskin.ca\/collections\/parts-accessories\/products\/mx2500-replacement-electrode?variant=12745122021435\" target=\"_blank\"\u003eMX2500 Replacement Electrode\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/shoponset.hoskin.ca\/collections\/parts-accessories\/products\/mx2500-anti-biofouling-copper-guard?variant=12745189851195\" target=\"_blank\"\u003eMX2500 Anti-Biofouling Copper Guard\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/shoponset.hoskin.ca\/collections\/parts-accessories\/products\/mx2500-end-cap?variant=12745281077307\" target=\"_blank\"\u003eMX2500 End Cap\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eMaintenance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMX2500 Calibration Beaker\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/shoponset.hoskin.ca\/collections\/ph\/products\/standard-buffer-ph-4-solution-500-ml-bottle?variant=12744754036795\" target=\"_blank\"\u003eStandard Buffer pH 4.00 Solution (500 mL)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/shoponset.hoskin.ca\/collections\/ph\/products\/standard-buffer-ph-7-00-solution-500-ml-bottle?variant=12744967847995\" target=\"_blank\"\u003eStandard Buffer pH 7.00 Solution (500 mL)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/shoponset.hoskin.ca\/collections\/ph\/products\/standard-buffer-ph-10-00-solution-500-ml-bottle?variant=12744975974459\" target=\"_blank\"\u003eStandard Buffer pH 10.00 Solution (500 mL)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cp content=\"Hi 70300L Storage solution for pH Electrodes (500mL)\" itemprop=\"name\"\u003e\u003ca href=\"https:\/\/shoponset.hoskin.ca\/collections\/ph\/products\/hi-70300l-storage-solution-for-ph-electrodes-500ml?variant=12745007464507\" target=\"_blank\"\u003eHi 70300L Storage solution for pH Electrodes (500mL)\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCompliance Certificates\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/shoponset.hoskin.ca\/collections\/parts-accessories\/products\/compliance-certification-1?variant=12783134113851\" target=\"_blank\"\u003eCompliance Certification\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","published_at":"2018-06-26T10:54:48","created_at":"2018-06-26T10:58:39","vendor":"Onset","type":"Data Loggers","tags":["pH","Water Quality","Water Temperature"],"price":128100,"price_min":128100,"price_max":128100,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":true,"all_variant_ids":[12720423698491,53010297356447],"variants":[{"id":12720423698491,"product_id":1369128697915,"product_handle":"hobo-ph-and-temperature-logger","title":"Default title","option1":"1+","option2":null,"option3":null,"sku":"E348-MX2501","requires_shipping":true,"taxable":true,"featured_image":null,"image_id":null,"available":true,"name":"HOBO® MX2501 pH and Temperature logger - 1+","options":["1+"],"price":128100,"weight":0,"compare_at_price":null,"inventory_quantity":-37,"inventory_management":null,"inventory_policy":"deny","inventory_in_cart":0,"inventory_remaining":-37,"incoming":false,"next_incoming_date":null,"taxable":true,"barcode":null,"qb_lookup":{"levels": {"1": {"id":12720423698491,"price":128100},"10": {"id":53010297356447,"price":121695}},"qb_price_varies":true,"grid":"\u003ctable class='shappify_qb_grid'\u003e \u003cthead\u003e \u003ctr\u003e \u003cth\u003eQty\u003c\/th\u003e \u003cth\u003ePrice\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003eBuy 1\u003c\/td\u003e \u003ctd\u003e$1,281.00 ea\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eBuy 10\u003c\/td\u003e \u003ctd\u003e$1,216.95 ea\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e\u003cstyle\u003etable.shappify_qb_grid{ width:100%;} table.shappify_qb_grid offers thead, table.shappify_qb_grid thead tr, table.shappify_qb_grid thead th, table.shappify_qb_grid thead td{background:#D6D6D6;color:#000000;font-weight:bold;} table.shappify_qb_grid tbody tr:nth-child(odd) {background-color:#FFFFFF;} table.shappify_qb_grid tbody tr:nth-child(even) {background-color:#EFEFEF;} table.shappify_qb_grid tbody {color:#000000;} table.shappify_qb_grid, table.shappify_qb_grid th, table.shappify_qb_grid td { text-align:left;padding:5px;border: 1px solid #CCCCCC;border-collapse: collapse;} table.shappify_qb_grid {margin: 0px;}\u003c\/style\u003e"}}],"available":true,"images":["\/\/shoponset.hoskin.ca\/cdn\/shop\/products\/Onset-HOBO-MX2500-pH-Logger-without-bottle.jpg?v=1530042295","\/\/shoponset.hoskin.ca\/cdn\/shop\/products\/Onset-HOBO-MX2500-ph-logger-underwater.jpg?v=1530042295"],"featured_image":"\/\/shoponset.hoskin.ca\/cdn\/shop\/products\/Onset-HOBO-MX2500-pH-Logger-without-bottle.jpg?v=1530042295","options":["Title"],"url":"\/products\/hobo-ph-and-temperature-logger","hasQB":true}