{"product_id":"qtkb-turbinen-durchflussmesser-zweileiter-oder-impuls","title":"QTKB turbine flowmeter, two-wire or pulse","description":"\u003cp\u003eThe \u003cstrong\u003eQTKB\u003c\/strong\u003e is a turbine flowmeter for liquids of low to medium viscosity in nominal sizes from DN 10 to DN 300. It is particularly suited to applications where a two-wire current signal or a pulse is sufficient and the sensor has to take pressures up to 400 bar.\u003c\/p\u003e\u003cp\u003eTurbine principle, nominal sizes \u003cstrong\u003eDN 10 … DN 300\u003c\/strong\u003e with flow rates of \u003cstrong\u003e0.2 … 1800 m³\/h\u003c\/strong\u003e, accuracy \u003cstrong\u003e≤ 1.0 % F.S.\u003c\/strong\u003e, repeatability \u003cstrong\u003e\u0026lt; 0.5 % F.S.\u003c\/strong\u003e, viscosity 1 … 100 cSt. Output \u003cstrong\u003e4 … 20 mA two-wire\u003c\/strong\u003e or pulse, no-load current \u0026lt; 15 mA. Supply \u003cstrong\u003e12 … 30 V DC\u003c\/strong\u003e. Electrical connection via \u003cstrong\u003eDIN 43650-A\u003c\/strong\u003e connector, cable or \u003cstrong\u003eM12 × 1\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003eMain body and runner of stainless steel 304, shaft of hard alloy steel. Process connection external thread, internal thread or clamp. Nominal pressure PN 6.3 · 16 · 25 · 40 MPa up to DN32, 2.5 MPa up to DN100, 1.6 MPa up to DN300; max. pressure loss 0.05 MPa at DN10 down to 0.025 MPa up to DN300; sensor pressure ratings 60 · 100 · 250 · 400 bar. Medium temperature -20 … +90 °C, ambient -20 … +70 °C. Protection \u003cstrong\u003eIP65\u003c\/strong\u003e with DIN 43650-A, \u003cstrong\u003eIP67\u003c\/strong\u003e with cable or M12 × 1. A declaration of conformity is not documented in the datasheet. Before sizing, note: the maximum flow of 222 m³\/h at DN100 breaks the series of its neighbours 100 and 250 and has to be settled with the enquiry.\u003c\/p\u003e\u003ch3\u003eAdvantages at a glance\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eAccuracy ≤ 1.0 % F.S.\u003c\/li\u003e\u003cli\u003eRepeatability \u0026lt; 0.5 % F.S.\u003c\/li\u003e\u003cli\u003eSensor pressure ratings up to 400 bar\u003c\/li\u003e\u003cli\u003eOutput 4 … 20 mA two-wire or pulse\u003c\/li\u003e\u003cli\u003eMain body and runner of stainless steel 304\u003c\/li\u003e\u003cli\u003eConnection DIN 43650-A, cable or M12 × 1\u003c\/li\u003e\u003cli\u003eProtection up to IP67\u003c\/li\u003e\u003cli\u003eThread or clamp connection\u003c\/li\u003e\u003c\/ul\u003e","brand":"octogon GmbH","offers":[{"title":"Default Title","offer_id":57453632061766,"sku":null,"price":0.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0819\/5558\/6374\/files\/QTKB_produkt.webp?v=1790331901","url":"https:\/\/octogon-sensors.com\/en\/products\/qtkb-turbine-flowmeter-two-wire-or-pulse","provider":"octogon GmbH","version":"1.0","type":"link"}