{"product_id":"qeki-durchfluss-temperatursensor-oled-anzeige","title":"QEKI flow and temperature sensor, OLED display","description":"\u003cp\u003eThe \u003cstrong\u003eQEKI\u003c\/strong\u003e is a flow and temperature sensor without moving parts with totalizer. It is particularly suited to cooling and circulating water, organic and inorganic solutions as well as oxygen, nitrogen, ammonia and natural gas in lines with thread connection \u003cstrong\u003eG3\/8 … G2\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003eThe measuring principle is not documented; according to the sheet the reading is not affected by the static pressure. Flow \u003cstrong\u003e2 … 400 L\/min\u003c\/strong\u003e depending on size with \u003cstrong\u003e\u0026lt; ± 3.0 % F.S.\u003c\/strong\u003e, repeatability \u0026lt; 2.0 %, 5-point linearization. Temperature \u003cstrong\u003e0 … 100 °C\u003c\/strong\u003e with ≤ 2.0 °C. Outputs \u003cstrong\u003e2 × 4 … 20 mA\u003c\/strong\u003e (three-wire, load up to 500 Ω), two alarm switches PNP or NPN (24 V DC \/ 400 mA), pulse up to 1 kHz, \u003cstrong\u003eRS485\u003c\/strong\u003e. Supply \u003cstrong\u003e18 … 30 V DC\u003c\/strong\u003e, connection M12 × 1.\u003c\/p\u003e\u003cp\u003eWetted parts POM and stainless steel 304. Process connection G3\/8 … G2 internal thread, G or R. Pressure level \u003cstrong\u003e10 bar\u003c\/strong\u003e, maximum 16 bar, medium temperature -20 … +100 °C, ambient -10 … +65 °C. Mounting by four M4 threads, 10 mm deep, in the underside. A protection grade is not documented. A declaration of conformity is not documented in the data sheet. Before sizing, note: No protection grade is given in the sheet; it has to be requested. The supply is given three times and differently: 18 … 30 V DC, 24 V DC and 18 … 28 V DC. The versions with display are wired through eight cores; no matching 8-pin socket is offered in the sheet.\u003c\/p\u003e\u003ch3\u003eAdvantages at a glance\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eFlow and temperature in one device\u003c\/li\u003e\u003cli\u003eNo moving parts\u003c\/li\u003e\u003cli\u003eFor liquids and gases\u003c\/li\u003e\u003cli\u003e1.5\" OLED showing instantaneous flow, total and temperature\u003c\/li\u003e\u003cli\u003eTwo freely settable alarm switches\u003c\/li\u003e\u003cli\u003eTwo analogue outputs 4 … 20 mA, pulse or RS485\u003c\/li\u003e\u003cli\u003eBlind version with two indicators available\u003c\/li\u003e\u003cli\u003eSetting by three keys\u003c\/li\u003e\u003c\/ul\u003e","brand":"octogon GmbH","offers":[{"title":"Default Title","offer_id":57453661290822,"sku":null,"price":0.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/5558\/6374\/files\/QEKI_produkt.webp?v=1790331840","url":"https:\/\/octogon-sensors.com\/en\/products\/qeki-flow-and-temperature-sensor-oled-display","provider":"octogon GmbH","version":"1.0","type":"link"}