|
Item category Flow Measurement - Sensors
|
 Click here to view full-pdf specification sheets Features •316SS or BrassConstruction •Measures flow rates as low as 0.1m/s (0.3 ft/s) •Standard NPT or ISO process connections •Hot-tap versions for installation/service without system shutdown •Non-magnetic R detection (2540) Application •HVAC •Turf Irrigation •Cooling Systems •Filtration Systems •Water Distribution •Leak Detection •Pump Protection •Clarified Effluent Totalization •Ground Water Remediation Description The +GF+SIGNET 2540 offers the added strength and corrosion resistance of stainless steel for applications with low velocity measurements.Unique internal circuitry eliminates the need for magnets in the process fluid,enabling lower flow measurement while maintain-ing the advantages of insertion sensor design.Now utilizing Fluoroloy B bear-ings and Tungsten Carbide pin for exceptional wear resistance.Improved circuitry provides greater immunity to large voltage disturbances encountered in field wiring.The 2517 Brass High Performance sensor signal allows for remote totalization when coupled with the 5100 Battery operated Flow Monitor. Instrument Options  Click here to purchase Options Technical Features a)1/2 in.NPT Conduit Port b)Solid 316SS or brass construction c)Standard 1-1/2 in.NPT or ISO 7/R 1-1/2 in.connection d)Low Mass open cell rotor and Tungsten Carbide pin for greater resistance to wear e)Hot-tap version with bleed valve f)Standard Viton O-rings (EPR optional) Installation Six common installation configurations are shown on the pdf data sheet Technical Data General Flow Rate Range: 2540:0.1 to 6 m/s (0.3 to 20 ft/s) 2517:0.5 to 6 m/s (1 .6 to 20 ft/s) Linearity:±1%of full range Repeatability:±0.5%of full range Minimum Reynolds Number Required:4500 Maximum operating pressure/temperature: Sensor with standard Viton ® sensor fitting O-rings:17 bar (250 psi)@82 °C (180 °F) Sensor with optional EPR sensor fitting O-rings:17 bar (250 psi)@100 °C (212 °F) Pipe range: Standard version:38 to 610 mm (1 .5 to 24 in.) Hot-Tap version:38 to 1000 mm (1 .5 to 36 in.) Sensor fitting options:1 .5in NPT threads ISO 7/1-R 1 .5 threads Cable length:7.6 m (25 ft.),can splice up to 300 m (1,000 ft.) Cable type:2-conductor twisted-pair with shield Wetted Materials (2540)Sensor body:316 Stainless Steel Sensor fitting:316 Stainless Steel Sensor fitting O-rings:Standard Viton ®,optional EPR Rotor:CD4MCu stainless steel Rotor pin:Tungsten Carbide GRP 1,316 Retainers (2):316 stainless steel Rotor bearings (2):Fluoroloy B ® Wetted Materials (2517) Sensor body:C36000 Free cutting brass Sensor fitting:C36000 Free cutting brass Sensor fitting O-rings:Standard Viton ®,opt.EPR Rotor:CD4MCu stainless steel Rotor pin:Tungsten Carbide GRP 1,316 Retainers (2):316 stainless steel Rotor bearings (2):Fluoroloy B ® Signal (2517) Frequency:20 Hz per ft/s nominal,5 to 8 mV p-p per Hz Source Impedance:11 .6 K . Signal (2540) Frequency:15 Hz per ft/s nominal Supply voltage:5 to 24 VDC Supply current:1 .5 mA max. Output type:Open collector,sinking Output current:10.0 mA max. Weight: 3-2540-1,-2:1.79 Kg 3-2540-3,-4:2.15 Kg 3-2517.100,.101:2.04 Kg 3-2517.102,.103:2.63 Kg Standards and Approvals •Manufactured under ISO 9001 •CE (2540 only) Engineering Specifications for +GF+SIGNET 2540 Sensor •The flow sensor shall use a four-blade,open-cell rotor design using insertion paddlewheel technology. •Sensor shall use non-magnetic sensing principle.The sensor shall operate with a power input of 5 to 24 VDC. •The sensor shall be available in models usable in pipe sizes from 1.5 to 24 in.and 1.5 to 36 in.when combined with hot-tap assembly. •The sensor output shall be an open-collector pulse at a frequency of 15 Hz per ft/s nominal. •Output shall be via a twisted pair,foil-shielded cable with drain wire.Supplied cable shall be at least 7.6 m (25 ft)long,with a maximum allowable length of 300 m (1000 ft). •Linearity of the output signal with respect to flow rate shall be ±1%of full range. •Measurement repeatability shall be ±0.5%of full range. •The operating range of the sensor shall accommodate nominal flow rates from 0.1 to 6 m/s (0.3 to 20 ft/s). •The sensor body shall be made of ACI type CFR-8M (316 SS)per ASTM A351 that shall accommodate up to 250 psi @82 °C (180 °F)with Viton seals or up to 250 psi @100 °C (212 °F)with EPR seals. •Rotor materials shall be CD4MCu alloy.Shafts shall be Tungsten Carbide. •The sensor shall provide 1.5 in.NPT or ISO male pipe threads for attachment to a pipe.An installation fitting that includes an isolation valve and suitable hardware to allow complete installation in pipes containing fluid (Hot-Tap fittings)must be available. •The sensor shall meet appropriate CE standards and shall be +GF+SIGNET,Model 2540 High Performance. Engineering Specifications for +GF+SIGNET 2517 Sensor •The flow sensor shall use a four-blade,open-cell rotor design using insertion paddlewheel technology. •The sensor shall be available in models usable in pipe sizes from 1.5 to 24 in.and 1.5 to 36 in.when combined with hot-tap assembly. •Linearity of the output signal with respect to flow rate shall be ±1%of full range. •Measurement repeatability shall be ±0.5%of full range. •The operating range of the sensor shall accommodate nominal flow rates from 0.5 to 6 m/s (1.6 to 20 ft/s). •The sensor body shall be made of C36000 free cutting brass that shall accommodate up to 17 bar @100 °C (250 psi @212 °F). •Rotor materials shall be CD4MCu alloy.Shafts shall be Tungsten carbide. •The sensor shall provide 1.5 in.NPT or ISO male pipe threads for attachment to a pipe.An installation fitting that includes an isolation valve and suitable hardware to allow complete installation in pipes containing fluid (Hot-Tap fittings)must be available. Accessories  Click here to purchase Accessories on line Models  Please call for any items not listed Please select from the drop down menu below © 2006 Omni Controls, Inc.. All Rights Reserved. Email: Sales@Omnicontrols.com We guarantee a 24 hour response on all inquiries made via email. For quicker response please call Omni Controls at any of the above numbers |