{"product_id":"hm-digital-pm-2-external-inline-tds-purity-monitor","title":"HM Digital PM-2 External Inline TDS Purity Monitor","description":"The \u003cb\u003eHM Digital PM-2 External\u003c\/b\u003e Inline TDS Purity Monitor is ideal for use with water coolers or other enclosed water purification systems. The PM-2 alerts you when the filtration system requires service.\u003cul\u003e\n\u003cli\u003eAvailable with 1\/4\", 3\/8\" or 1\/2\" quick connect fittings\u003c\/li\u003e\n\u003cli\u003eExternal single line internal TDS monitor that is ideal for most water purification systems.\u003c\/li\u003e\n\u003cli\u003eIncludes a light and optional alarm that alerts the user service is required when the TDS level reaches the pre-programmed set-point.\u003c\/li\u003e\n\u003cli\u003eSet points of any even number between 2 and 200 ppm\u003c\/li\u003e\n\u003c\/ul\u003e\u003cb\u003eSpecifications:\u003c\/b\u003e\u003cul\u003e\n\u003cli\u003eRange: 0-200 ppm (mg\/L)\u003c\/li\u003e\n\u003cli\u003eAccuracy: +\/- 2%\u003c\/li\u003e\n\u003cli\u003eCalibration: factory calibrated\u003c\/li\u003e\n\u003cli\u003eAlert: warning light, optional alarm\u003c\/li\u003e\n\u003cli\u003eLight color: either red or yellow\u003c\/li\u003e\n\u003cli\u003eLight function: either flashes or is steady\u003c\/li\u003e\n\u003cli\u003eAlarm: beeps for 20 seconds, then goes silent\u003c\/li\u003e\n\u003cli\u003ePower source: AC 110V \/ 220V ±2%\u003c\/li\u003e\n\u003cli\u003eCable length: 62.86 cm (24.75\")\u003c\/li\u003e\n\u003cli\u003eFittings: 1\/4\" standard, also available with 3\/8\" or 1\/2\"\u003c\/li\u003e\n\u003cli\u003eDimensions: 12.9 x 7.3 x 6 cm (5 x 2.9 x 2.4 in.)\u003c\/li\u003e\n\u003cli\u003eWeight: 340 g (12 oz.)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HM Digital","offers":[{"title":"1\/2\" push-in","offer_id":46610261180605,"sku":"PM-2-50","price":59.28,"currency_code":"USD","in_stock":false},{"title":"1\/4\" push-in","offer_id":46610261213373,"sku":"PM-2-25","price":49.54,"currency_code":"USD","in_stock":false},{"title":"3\/8\" push-in","offer_id":46610261246141,"sku":"PM-2-38","price":50.57,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/2434\/4509\/files\/deeqvto7nhaqhrexmkz1.jpg?v=1775568432","url":"https:\/\/northamericanrainsystems.com\/products\/hm-digital-pm-2-external-inline-tds-purity-monitor","provider":"North American Rain Systems","version":"1.0","type":"link"}