Proteus 0804BN03, Technical Reference Manual

Page 1: ...800 Series Metering Flow Switches TECHNICAL REFERENCE MANUAL...

Page 2: ...2 3 How the flow sensor works 7 4 Specifications and performance 8 5 Product certifications 9 6 Installation 9 Mechanical 9 Electrical 13 7 Selecting Trip Points 14 8 Measuring Flow Rate 16 9 Digital...

Page 3: ...ince 1978 Section 2 Features and Functions Flow ranges from 0 05 to 50 GPM 0 2 to 190 LPM Eight flow ranges are provided in the 800 Series in brass polypropylene or stainless steel NPT and SAE connect...

Page 4: ...ely retrofittable in place of existing Proteus flow switches The distance between the 800 Series pipe or fitting connections is identical to those of previous Proteus flow sensors Stainless Steel face...

Page 5: ...nsor may be HIGHER than is suggested in Table 1 Model Number Switch Position 0 1 2 3 4 5 6 7 8 9 A B C D E F 0804BN03 0804PN03 0804SN03 0 01 0 03 0 05 0 06 0 08 0 10 0 12 0 14 0 16 0 17 0 19 0 21 0 23...

Page 6: ...x flow rate at selected trip point 10 Actual Flow 11 5 GPM Closed Open Red Less than flow rate at selected trip point Actual Flow 10 GPM Open Closed Multiple outputs provide control flexibility Elect...

Page 7: ...oltage is continuously compared to a user selected trip point voltage When the measured voltage is above the trip point the built in relay remains in its active state If the measured voltage falls bel...

Page 8: ...tainless Steel Sealing O ring Viton Other materials are available Rotor Carbon fiber filled Nylon Rotor Shaft 316 Stainless Steel Other materials are available Meter Performance Voltage Output 0 5 VDC...

Page 9: ...ing or tubing is used the 800 Series metering flow switch may be supported by direct connection to the pipe or tubing Panel mounting To mount the sensor behind a panel two of the faceplate securing sc...

Page 10: ...PTFE tape or PTFE based liquid sealants to provide leak tight and lubricated junctions at all connection points Real Tuff and Hercules are two of many suitable brands of PTFE based sealants Note It is...

Page 11: ...more than 10 x pipe ID be used between the flow sensor and any up stream devices to minimize these effects Appropriate calibration procedures must be used to provide an accurate flow measurement with...

Page 12: ...ontact with the face of the port using a wrench 2 Check to be certain that the O ring fits easily into the non threaded receiving area of the port and is not pinched Adjustable fittings 1 Ensure that...

Page 13: ...ith the electrical circuit and control functions of the system in which the sensor is to be included should perform installation of this product Electrical inputs and outputs are provided at a single...

Page 14: ...necessary use the screwdriver to turn the fine adjustment potentiometer so that the indicator is pointed towards the 12 o clock position 6 Peel away the protective label covering the 16 step switch a...

Page 15: ...flow Section 9 Digital Displays Digital display units Digital panel display meters are available to provide a direct local display of flow rate in selected engineering units Each unit has a 3 digit LC...

Page 16: ...you connect to the proper terminals Connection instructions 1 Strip connecting wire leaving approximately bare wire exposed Stranded wire should be tinned with solder 2 Insert the wire into the screw...

Page 17: ...ugh the flow meter In most cases annual cleaning immediately prior to recalibration is sufficient Tools required Wrenches to disconnect the flow meter from your flow circuit A flat screw driver Soft c...

Page 18: ...surface of the rotor If the bearing surface is worn or not round replace the rotor Inspect the stainless steel shaft If the shaft shows signs of scoring or other wear replace the shaft or the whole fa...

Page 19: ...er the calibrated response of the sensor Please contact Proteus Technical Support if a specialized calibration is needed Note As described in the Plumbing Connections section on page 10 the response o...

Page 20: ...bel will be attached to the flow meter Direct calibration against NIST traceable standards is optionally available Calibration by another laboratory The calibrating laboratory will issue certificates...