{"product_id":"milwaukee-mw190-max-dissolved-oxygen-bench-meter-automatic-calibration-logging","title":"Milwaukee MW190 MAX Dissolved Oxygen Bench Meter With Automatic Calibration With Logging","description":"\u003cp\u003e\r\n\tThe Milwaukee MW190 MAX Bench Dissolved Oxygen meter is one of Milwaukee's most popular meters with its reliable and fast operation as well as its accuracy.\u003c\/p\u003e\r\n\u003cp\u003e\r\n\tThe Milwaukee MW190 MAX DO Bench Meter is preferred by people looking for lab level accuracy without the high cost. The Milwaukee DO Meter is popular with everyone from field biologists, educators, fish farmers, koi pond owners, education, water treatement plants and laboratories.\u003c\/p\u003e\r\n\u003cp\u003e\r\n\t\u003cstrong\u003eDesign features\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\t\u003cli\u003e\r\n\t\tFast, easy-to-read results with large digital LCD readout.\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\tRepeatable, accuracy to ±1.5% FS.\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\tLightweight and has a small benchtop footprint.\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\tSingle offset or dual point slope with open air 100% saturation calibration. \u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\tAltitude and Salinity compensation. \u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\tAutomatic temperature compensation.\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\tUses MA845 (included) reinforced polarographic probe with an oxygen-permeable polytetrafluroethylene (PTFE) membrane sensor\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\t5 o-rings, membranes and one protective cap included\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\t2 meter probe cable for extra flexibility when testing\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\tLogging up to 50 samples.\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\t12 VDC power supply.\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\tEasy RS232\/USB opto-isolated\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\tComplete with DO probe, initial calibration solutions and cables.\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\tMA841 Replacement Membranes.  \u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\tD.O. Probes are shipped dry: To hydrate the probe and prepare it for use, connect it to the meter and procede as follows:\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\tRange:0.00 to 45.00 mg\/L (ppm) O2 | 0.0 to 300.0 % O2| Temp. -5.0 to 55.0°C \/ 23.0 to 131.0°F\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\tResolution:O2 0.01 mg\/L (ppm) | 0.1% O2 | Temperature 0.1°C \/ 0.1°F\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\tAccuracy:O2 ±1.5% of Full Scale| Temperature ±0.4°C (±0.8°F)\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\tCalibration:Automatic, single (offset) or dual with slope 100% saturated air\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e\r\n\t\u003cstrong\u003eCare and Use\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cdiv\u003e\r\n\t\u003cp\u003e\r\n\t\t\u003cstrong\u003eProbe Preparation Calibration Procedure  \u003c\/strong\u003e\u003cbr\u003e\r\n\t\tD.O. Probes are shipped dry: To hydrate the probe and prepare it for use, connect it to the meter and procede as follows:\u003c\/p\u003e\r\n\u003c\/div\u003e\r\n\u003col\u003e\r\n\t\u003cli\u003e\r\n\t\t\u003cp\u003e\r\n\t\t\tRemove the the red and black cap. This cap is used for protection during shipping. \u003c\/p\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\t\u003cp\u003e\r\n\t\t\tWet the sensor by soaking the bottom 2.5 cm of the probe in electrolyte (MA9071) for 5 minutes.\u003c\/p\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\t\u003cp\u003e\r\n\t\t\tRinse the membrane (supplied with meter) with electrolyte solution while shaking it gently. Refill with clean electrolyte solution.\u003c\/p\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\t\u003cp\u003e\r\n\t\t\tGently tap the sides of the membrane with the fingertip to ensure that no air bubbles remain trapped. To avoid damaging the membrane, do not tap the membrane directly on the bottom.\u003c\/p\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\t\u003cp\u003e\r\n\t\t\t Place the O-Ring (suppield with membranes) properly inside the membrane cap.\u003c\/p\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\t\u003cp\u003e\r\n\t\t\tWith the sensor facing down, screw the cap clockwise. Some electrolyte solution will overflow. \u003c\/p\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\t\u003cp\u003e\r\n\t\t\tTurn the unit on use on\/off key.\u003c\/p\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\t\u003cp\u003e\r\n\t\t\tAll LCD tags are displayed and a beep is heard while the instrument performs a test.\u003c\/p\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\t\u003cp\u003e\r\n\t\t\tThe \"COND\" message will be displayed for about 45 seconds to inform the user that the probe is in auto-conditioning mode (automatic polarization).\u003c\/p\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\t\u003cp\u003e\r\n\t\t\tOnce \"COND\" dissappears, the probe is polarized and the instrument can be calibrated.\u003c\/p\u003e\r\n\t\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\u003cp\u003e\r\n\t\u003cstrong\u003eCalibration Offset Procedure\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003col\u003e\r\n\t\u003cli\u003e\r\n\t\t\u003cp\u003e\r\n\t\t\tRemove the clear protective cap.\u003c\/p\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\t\u003cp\u003e\r\n\t\t\tSubmerge the probe in MA9070 zero oxygen solution and stir for about 2-3 minutes.\u003c\/p\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\t\u003cp\u003e\r\n\t\t\tPress CAL. The \"WAIT\" tag will blink on the LCD until reading is stable.\u003c\/p\u003e\r\n\t\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\t\u003cp\u003e\r\n\t\t\tWhen the reading is stable, \"READY\" \u0026amp; \"ACCEPT\" tags are blinking.  Press ACCEPT to confirm the \"0.0%\" D.O. calibration.\u003c\/p\u003e\r\n\t\u003c\/li\u003e\r\n\u003c\/ol\u003e\r\n\u003cp\u003e\r\n\t\u003cstrong\u003eNOTE:\u003c\/strong\u003e  When the instrument is not in use, place the CLEAR plastic cap (supplied with probe) over the membrane.\u003c\/p\u003e\r\n\u003cp\u003e\r\n\t\u003cstrong\u003eExtra tips\u003c\/strong\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\t\u003cli\u003e\r\n\t\tWatch for the membrane having wrinkles or stretch marks. If you see wrinkles, replace with a new membrane.\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\tAlways use fresh electrolyte solution (MA9071).\u003c\/li\u003e\r\n\t\u003cli\u003e\r\n\t\tAlways use MA841 membranes ONLY.\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cdiv\u003e\r\n\t \u003c\/div\u003e\r\n","brand":"Milwaukee","offers":[{"title":"Default Title","offer_id":52623211036961,"sku":"MT8112","price":1094.8,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/7521\/2321\/files\/67239.jpg?v=1777576249","url":"https:\/\/morebeer.com\/products\/milwaukee-mw190-max-dissolved-oxygen-bench-meter-automatic-calibration-logging","provider":"MoreBeer!","version":"1.0","type":"link"}