GF Signet 525 Metalex ™ Paddle Wheel Flow Sensor
Contents
1. Signet 526 1XXX Series Saddle Fitting 21 bar 66 C 300 psi 150 F e Signet 526 2XXX Series Tee and Mini Tap Fitting 103 bar 149 C 1500 psi 300 F 20 X1 D 2 x 90 Elbow Wetted fitting materials 316 SS Tee Fitting hardware included GF 7 525 1 Sensor 525 1S for Stainless Steel Signet Metalex Mini Tap Fittings Sensor PN P525 2 2S Pipe in Fittin Code 1 25 P526 2012 159 000 494 1 50 P526 2015 198 840 506 2 00 P526 2020 159 000 495 2 50 P526 2025 159 000 496 3 00 P526 2030 159 000 497 4 00 P526 2040 159 000 498 5 00 P526 2050 159 000 499 6 00 P526 2060 159 000 500 8 00 P526 2080 159 000 501 10 0 P526 2100 159 000 502 12 0 P526 2120 159 000 503 Wetted fitting materials E E 316 SS amp 347 SS GF 525 2 Sensor Mini Tap Fitting hardware included 525 2S for Stainless Steel Pin Signet Metalex Saddle Fittings Sensor PN P525 3 3S Pipe in Fittin Code 2 00 P526 1020 159 000 484 2 50 P526 1025 159 000 485 3 00 P526 1030 159 000 486 4 00 P526 1040 159 000 487 5 00 P526 1050 159 000 488 6 00 P526 1060 159 000 489 8 00 P526 1080 159 000 490 10 0 P526 1100 159 000 491 12 0 P526 1120 159 000 492 4 Fitting Installation Required Hardware Sign Sign et Metalex Tee amp Mini Tap Fittings P525 2XXX 0 5 to 1 inch pipes P526 2 series fitting required 1 25 to 12 inch pipes P526 2 s2. Select an appropriate mounting location as outlined in sections 1 and 2 Drill a 27 mm 1 1 16 in diameter hole completely through the TOP surface of the pipe Thoroughly deburr inner and outer edges of hole Place the Buna N Neoprene saddle 1 O4 O ring over the pipe hole small hole U bolt side towards pipe Position the saddle torque fitting over the O ring making sure the Pattern O ring centers on the underside fitting 30 lt e_ 2 ridge Center saddle fitting and O ring over the pipe hole then strap the fitting to the pipe with the two U bolts Snug all four nuts in a criss cross pattern Using a torque wrench when possible torque the U bolts in a criss cross pattern to 52 foot pounds Sensor Installation Set the gasket supplied with the fitting onto the fitting flange making sure the holes align Remove the red rotor protection cap and insert the sensor into the fitting making sure not to bump the rotor assembly Make sure the arrow on the side of the sensor is pointing in the direction of flow Fitting flange Flow sensor arrow eae Slip two washers onto each bolt and insert the bolt washer onto each of the four fitting flange holes Snug all four flange bolts in a criss cross pattern Using a torque wrench when possible torque the flange nuts in a criss cross pattern to 52 foot pounds 1 O4 Flange bolt torque pattern 3052 6 Sensor Wiring GF 7 1 2 in N
3. body Rotor material Rotor pin Retainers 2 Rotor bearings 2 Electrical Data Voltage output Coil resistance Coil inductance 0 5 to 6 m s 1 6 to 20 ft s 29 to 46 hz per m s 9 to 14 hz per ft s depending on pipe size 1 of full range 0 5 of full range 13 to 305 mm 0 5 to 12 in 7 6 m 25 ft can splice to 60 m 200 ft with no significant degradation of signal strength 150 C 22 AWG 2 conductor w shield ACI type CF 8M 316 cast stainless steel per ASTM A351 CB7Cu 1 Alloy Tungsten Carbide GRP 1 standard 316 stainless steel optional 316 stainless steel Fluoroloy B Approximate sine wave 0 005 to 0 008 Vp p per Hertz 11 6 kW 25 C 3 5 Henrys 25 C Quality Standards CE FM Manufactured under ISO 9001 Ambient Conditions Maximum Pressure Temperature Limitations Signet 525 Metalex Sensor with e Signet 526 1 Series Saddle Fitting 21 bar 66 C 300 psi 150 F Signet 525 Metalex Sensor with e Signet 526 2 Series Tee or Mini Tap Fitting 103 bar 149 C 1500 psi 300 F Mfr Part No Code P525 1 198 801 494 P525 2 198 801 495 P525 3 198 801 496 P525 1S 159 000 963 P525 2S 159 000 964 P525 3S 159 000 965 Accessories and Replacements Parts retainer rotor pin retainer bearing p bearing rotor P52509 P52509 2 Rotor kit Mfr Part No Code Description P52509 198 801 501 Rotor kit w Tungsten Carbide pin Fluor
4. PT J conduit port black _ AC signal out red _ AC signal out silver _ 525 ground Instruments Use 2 conductor shielded cable for cable splices to 60 m 200 ft e Maintain cable shield through splice e Shield the unjacketed silver ground wire using electrical tape to prevent potential noise interference and or shorting hazards Signet Intelek Pro use 525 input card setting Signet 525 Metalex Flow Sensor 7 Sensor Removal Procedure 1 Depressurize and drain pipe 2 Remove the four sensor flange bolts and lockwashers Pull during installation service upward on the sensor flange with an alternating twisting motion 8 Maintenance WARNING Do not remove from pressurized lines Wear safety goggles and faceshield The 525 sensor requires little or no maintenance of any kind with the exception of an occasional sensor paddlewheel cleaning 9 Rotor Replacement Procedure 1 With a small pair of needle ac Rotor Pin nose pliers firmly grip the center of the rotor pin axle Rotor Pin 3 Insert the new rotor assembly and bearings into the rotor housing of the sensor and place the and with a twisting motion i Existing bend the rotor pin into an new rotor pin axle through Retainer New S shape This should pull the open end of the rotor Bearings the ends of the pin out of the housing through the rotor Rotor retainers and free the
5. Signet 525 Metalex Flow Sensor UMN DA D P52590 1 Rev K 11 06 English SAFETY INSTRUCTIONS 1 Do not remove from pressurized lines 2 3 Pipe fitting must be installed by certified welder only 4 Do not install service without following installation instructions see sensor manual 5 6 Do not alter product construction 7 Failure to follow safety instructions could result in severe personal injury 1 Location of Fitting Reducer Outlet Inlet Flange Recommended sensor upstream downstream mounting requirements 10 XID Valve Gate 2 Sensor Mounting Position e Horizontal pipe runs Mount sensor in the upright 0 position for best overall performance Mount at a maximum of 45 when air bubbles are present Do not mount on the bottom of pipe when sediments are present e Vertical pipe runs Sensor must be mounted in lines with UPWARD flow only 3 Sensor Fitting Selection The 525 is designed for installation into SCH 40 stainless steel pipes via Signet Metalex Tee Mini Tap or Saddle fittings see options below Signet Metalex Tee Fittings Sensor PN P525 1 1S Pipe in Fittin Code 0 50 P526 2005 198 840 501 0 75 P526 2007 198 840 502 1 00 P526 2010 198 840 503 Do not exceed maximum temperature pressure specifications Wear safety goggles and faceshield during installation service English Maximum Operating Temperature Pressure Signet 525 Metalex Sensor with
6. eries fitting and 27 mm 1 1 16 in diameter drill required Mini Tap fittings are welded onto the pipe and are used with Signet 525 1 sensors et Metalex Saddle Fitting P526 1XXX 27 mm 1 1 16 in diameter drill required Saddle type fittings are strapped to the pipe and are used with Sign et 525 3 sensors Welds MUST be made by a certified welder who is licensed to weld stainless steel and other high carbon grade steels 4 1 1 2 3 Sign Installation Tee amp Mini Tap Fittings Select an appropriate mounting location as outlined in sections 1 and 2 Depressurize and drain pipe Use the following welding and installation procedures appropriate for your fitting pipe size et Tee Fittings 0 5 to 1 inch Insert pipe into fitting socket Make sure the pipe is parallel to the bottom of the Mini Tap fitting Wetted fitting materials g F Ductile Iron 347 SS Carbon steel Buna N Neoprene e 525 3 Sensor 525 3S for Stainless Steel Pin Saddle Fitting hardware included Weld pipe into place Signet Mini Tap Fittings 1 25 to 12 inch Drill a 27 mm 1 1 16 in diameter hole completely through the ONE surface of the pipe Thoroughly deburr inner and outer edges of hole Tack weld the Mini Tap fitting onto the pipe making sure the hole in the pipe is lined up with the Mini Tap fitting hole Weld the Mini Tap fitting onto the pipe Installation Saddle Fittings
7. oloy B bearings 316 ss retainers P52509 2 159 000 480 Rotor kit w Tungsten Carbide pin Fluoroloy B bearings 316 ss retainers P52504 1 198 801 500 Rotor Pin Stainless steel optional P52504 2 198 820 023 Rotor Pin Tungsten Carbide standard P52618 159 000 493 Gasket P52503 198 820 013 Bearing Fluoroloy B P52527 159 000 481 Retainers Stainless steel P52628 159 000 504 Fitting cap kit cap and gasket P51589 159 000 476 Conduit Adapter Kit 5523 3222 159 000 393 Cable per foot 2 cond w shield 22 AWG GF George Fischer Signet Inc 3401 Aerojet Avenue El Monte CA 91731 2882 U S A Tel 626 571 2770 Fax 626 573 2057 For Worldwide Sales and Service visit our website www gfsignet com Or call in the U S 800 854 4090 P52590 1 Rev K 11 06 English George Fischer Signet Inc 2002 Printed in U S A on recycled paper
8. rotor and bearings and into the Assembly assembly previously installed retainer M 5 i i 2 Remove retainer from each side Bunch Tap the second retainer rotor by gently tapping it inwards using Retainer aa cae 7 a punch Install a new retainer N sag with its rotor pin clearance hole bea rotor pin with the center of the qi J inward Only install one retainer ZA retainer hole This completes at this time e7 the n replacement procedure 10 K Factors The K Factor is the number of pulses the sensor will generate for each engineering unit of fluid which passes They are listed in U S gallons and in liters For example in a 1 inch SCH 40S stainless steel pipe the sensor generates 266 17 pulses per gallon of fluid passing the rotor K Factors are listed for SCH 40S stainless steel pipes up to 12 inch Conversion Formulas 1 U S gallon 0 003785 cubic meters 0 000003069 Acre feet 8 3454 pounds of water Signet 525 Metalex Flow Sensor SCH 40S STAINLESS STEEL PIPE PER ANSI B36 19 K FACTOR K FACTOR A FACTOR A FACTOR LPM Hz 12 IN IN 1 1 4 IN 1 1 2 IN SIZE 114N 14 2 1N 24 2 1N 2 1 2 IN 7 5506 61N 7 0057 1 8509 8 5645 32 416 BIN 3 9641 1 0473 15 136 57 289 GF oi w Z Z Z 11 Specifications General Data Flow velocity range Frequency output Linearity Repeatability Pipe size range Cable length Cable type Wetted Materials Sensor
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