{"id":1582191493,"title":"HANNA HI 7871\/220 Mini Level Controller","handle":"hi-7871-220","description":"\u003cdiv id=\"Product-Body\"\u003e\n\u003cp\u003eHI 7871 mini level controller is for liquid level control over distances of up to 100 m (330’). This instrument is highly compact and will fit in tight spaces.\u003c\/p\u003e\n\u003cp\u003eThis easy to use controlles is ideal for nearly any liquid level application. such as industrial and municipal water treatment. nutrient tank control in farming. hydroponics. aquaculture applications and plating rinse baths.\u003c\/p\u003e\n\u003cp\u003eHI 7871 features high and low level control.  This instrument is connected to a 2-wire transmitter (HI 7874). which is ideal for level monitoring in remote applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA complete liquid level measuring system requires:\u003c\/strong\u003e\u003cbr\u003e•    A controller (HI 7871 or \u003ca href=\"http:\/\/hannainst.com\/usa\/prods2.cfm?id=016002\u0026amp;ProdCode=HI%207873\"\u003eHI 7873\u003c\/a\u003e)\u003cbr\u003e•    A bar holder with amplifier circuitry (\u003ca href=\"http:\/\/hannainst.com\/usa\/prods2.cfm?id=016002\u0026amp;ProdCode=HI%207874\"\u003eHI 7874\u003c\/a\u003e)\u003cbr\u003e•    A package of measuring bars (\u003ca href=\"http:\/\/hannainst.com\/usa\/prods2.cfm?id=016003\u0026amp;ProdCode=HI%20731324\"\u003eHI 731324\u003c\/a\u003e)\u003cbr\u003e•    An undecal connector (\u003ca href=\"http:\/\/hannainst.com\/usa\/prods2.cfm?id=016003\u0026amp;ProdCode=HI%207164\"\u003eHI 7164\u003c\/a\u003e)\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOrder Information:\u003c\/strong\u003e\u003cbr\u003eHI 7871\/115 (115V) is supplied with mounting brackets and instructions.\u003cbr\u003eHI 7871\/220 (220V) is supplied with mounting brackets and instructions.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"http:\/\/www.hannainst.com\/images\/HI_7871Chart.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TabbedPanels1\" class=\"TabbedPanels\"\u003e\n\u003cul class=\"TabbedPanelsTabGroup\"\u003e\n\u003cli class=\"TabbedPanelsTab TabbedPanelsTabSelected\"\u003eSpecifications\u003c\/li\u003e\n\u003cli class=\"TabbedPanelsTab\"\u003eAccessories\u003c\/li\u003e\n\u003cli class=\"TabbedPanelsTab\"\u003eDownloads\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"TabbedPanelsContentGroup\"\u003e\n\u003cdiv class=\"TabbedPanelsContent TabbedPanelsContentVisible\"\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003emax. 100 meters (330 feet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Connection\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eHI 7164 undecal connector (not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLevel Adjustment\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003ehigh and low\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLevel Indication\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003ehigh and low\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Bars\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003e3 (not included)\u003cbr\u003e(HI 731324 pack of 5 pcs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmitter\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eHI 7874 (not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Contact\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003e1 relay (2A\/250 Vac. 30 Vdc)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eSee Chart\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironment\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003e0 to 50°C (32 to 122°F); RH max 85% non condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003e79 x 49 x 95 mm (3.1 x 1.9 x 3.7’’)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003e250 g (8.8 oz.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv\u003e\u003cstrong\u003eProduct Manuals\u003c\/strong\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"http:\/\/www.hannainst.com\/usa\/images\/icon-pdf.gif\" alt=\"\" width=\"20\" height=\"22\" align=\"absmiddle\" border=\"0\"\u003e\u003cspan\u003e  Manual: \u003c\/span\u003e\u003ca title=\"Download Product Manual\" href=\"http:\/\/www.hannainst.com\/manuals\/manHI_7871_7873_7874.pdf\" target=\"_blank\"\u003eDownload\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","published_at":"2026-06-25T15:53:01+12:00","created_at":"2015-09-01T15:19:29+12:00","vendor":"Hanna Instruments","type":"Lab Equipment","tags":["category_Other Accessories","Manufacturer_Hanna Instruments","Type_Lab Equipment"],"price":19760,"price_min":19760,"price_max":19760,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":4857340165,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"HI 7871 220","requires_shipping":false,"taxable":true,"featured_image":null,"available":true,"name":"HANNA HI 7871\/220 Mini Level Controller","public_title":null,"options":["Default Title"],"price":19760,"weight":0,"compare_at_price":null,"inventory_quantity":1,"inventory_management":null,"inventory_policy":"deny","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/acornsci.co.nz\/cdn\/shop\/products\/hi7871_200_2015.jpeg?v=1443495939"],"featured_image":"\/\/acornsci.co.nz\/cdn\/shop\/products\/hi7871_200_2015.jpeg?v=1443495939","options":["Title"],"media":[{"alt":"HANNA HI 7871\/220 Mini Level Controller - Acorn Scientific","id":21310341219,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/acornsci.co.nz\/cdn\/shop\/products\/hi7871_200_2015.jpeg?v=1443495939"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/acornsci.co.nz\/cdn\/shop\/products\/hi7871_200_2015.jpeg?v=1443495939","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cdiv id=\"Product-Body\"\u003e\n\u003cp\u003eHI 7871 mini level controller is for liquid level control over distances of up to 100 m (330’). This instrument is highly compact and will fit in tight spaces.\u003c\/p\u003e\n\u003cp\u003eThis easy to use controlles is ideal for nearly any liquid level application. such as industrial and municipal water treatment. nutrient tank control in farming. hydroponics. aquaculture applications and plating rinse baths.\u003c\/p\u003e\n\u003cp\u003eHI 7871 features high and low level control.  This instrument is connected to a 2-wire transmitter (HI 7874). which is ideal for level monitoring in remote applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA complete liquid level measuring system requires:\u003c\/strong\u003e\u003cbr\u003e•    A controller (HI 7871 or \u003ca href=\"http:\/\/hannainst.com\/usa\/prods2.cfm?id=016002\u0026amp;ProdCode=HI%207873\"\u003eHI 7873\u003c\/a\u003e)\u003cbr\u003e•    A bar holder with amplifier circuitry (\u003ca href=\"http:\/\/hannainst.com\/usa\/prods2.cfm?id=016002\u0026amp;ProdCode=HI%207874\"\u003eHI 7874\u003c\/a\u003e)\u003cbr\u003e•    A package of measuring bars (\u003ca href=\"http:\/\/hannainst.com\/usa\/prods2.cfm?id=016003\u0026amp;ProdCode=HI%20731324\"\u003eHI 731324\u003c\/a\u003e)\u003cbr\u003e•    An undecal connector (\u003ca href=\"http:\/\/hannainst.com\/usa\/prods2.cfm?id=016003\u0026amp;ProdCode=HI%207164\"\u003eHI 7164\u003c\/a\u003e)\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOrder Information:\u003c\/strong\u003e\u003cbr\u003eHI 7871\/115 (115V) is supplied with mounting brackets and instructions.\u003cbr\u003eHI 7871\/220 (220V) is supplied with mounting brackets and instructions.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"http:\/\/www.hannainst.com\/images\/HI_7871Chart.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"TabbedPanels1\" class=\"TabbedPanels\"\u003e\n\u003cul class=\"TabbedPanelsTabGroup\"\u003e\n\u003cli class=\"TabbedPanelsTab TabbedPanelsTabSelected\"\u003eSpecifications\u003c\/li\u003e\n\u003cli class=\"TabbedPanelsTab\"\u003eAccessories\u003c\/li\u003e\n\u003cli class=\"TabbedPanelsTab\"\u003eDownloads\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"TabbedPanelsContentGroup\"\u003e\n\u003cdiv class=\"TabbedPanelsContent TabbedPanelsContentVisible\"\u003e\n\u003ctable class=\"spec_table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003emax. 100 meters (330 feet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Connection\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eHI 7164 undecal connector (not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLevel Adjustment\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003ehigh and low\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLevel Indication\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003ehigh and low\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Bars\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003e3 (not included)\u003cbr\u003e(HI 731324 pack of 5 pcs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmitter\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eHI 7874 (not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Contact\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003e1 relay (2A\/250 Vac. 30 Vdc)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eSee Chart\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironment\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003e0 to 50°C (32 to 122°F); RH max 85% non condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003e79 x 49 x 95 mm (3.1 x 1.9 x 3.7’’)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003e250 g (8.8 oz.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv\u003e\u003cstrong\u003eProduct Manuals\u003c\/strong\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"http:\/\/www.hannainst.com\/usa\/images\/icon-pdf.gif\" alt=\"\" width=\"20\" height=\"22\" align=\"absmiddle\" border=\"0\"\u003e\u003cspan\u003e  Manual: \u003c\/span\u003e\u003ca title=\"Download Product Manual\" href=\"http:\/\/www.hannainst.com\/manuals\/manHI_7871_7873_7874.pdf\" target=\"_blank\"\u003eDownload\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e"}