Roland ep-5 Service Manual

– 1 –Manual P5/EP5PMVValveControlSystemalve Control System

– 10 – 6. Front cover and indicator coverThe front cover of P5 is secured to the pneumatic unit with fourcaptured screws and sealed with an O

– 11 – 7. CalibrationP5/EP5 is when shipped from PMV pre-calibrated for 90 ±0,5 deg rotation, (can also be30, 45 or 60 deg, see installed cam).For m

– 12 – 8. Indicator adjustment 9. Cam adjustment 10. DampersTo adjust the indicator, take off front cover and pull the indicatorupwards until it

– 13 – 11. I/P Unit, EP5WARNING! Units installed in hazardous areas must have proper approvals.The I/P unit is mounted directly on top of the positi

– 14 – 12. How to mount the I/P Unit to the positioner UnitSwitch off supply air and disconnect input signal – port I.Loosen screws 3 and remove conne

– 15 – 13. MaintenancePilot valveTo remove the pilot valve for cleaning or inspection, remove the screw1 and carefully lift out the complete assembl

– 16 –DiaphragmIf P5 is equipped with I/P unit (EP5), the I/P unit must be removed toaccess the diaphragm.When installing the diaphragm make sure to p

– 17 –Feedback spring12Once the front cover andindicator are removed,the feedback spring canbe easily accessed.Hold the spring 1 fromthe top, pull dow

– 18 –Lower armO-ringsOnce the front cover is removed, the lower arm can be easily accessed.Remove the indicator, feedback spring and the cam.Loosen s

– 19 –Caution! Do not operate the unit without filter and filter pluginstalled. Do not attempt to unscrew filter plug while positioner ispressurized.E

– 2 – Manufacturers declaration • Hersteller-Erklärung • Déclaration de fabricantGBManufacturers declarationin compliance with EC directive 89/392/EEC

– 20 – 14. Feedback UnitSee feedback module instructions for connections and calibration.The P5 or EP5, Valve Control System, can easily be equipped

– 21 – 15. Trouble shooting 16. Technical DataSignal change has no effect on the actuator position.— Check indicator and screw.— Check air suppl

– 22 – 17. Exploded Drawing 00-1384

– 23 – 18. Spare part list 98.9I/P UNIT Part list.61 1 I/P box62 E5-2 1 I/P cover incl. screws63 E5-AS3N 1 I/P nose NPT 1/4" assembly63 E5-AS3

– 24 –Approvals E5-IS/EU

– 25 –Approvals E5-EX/EU

– 26 –Approvals E5-IS/US & E5-EX/US 1

– 27 –Approvals E5-IS/US & E5-EX/US 2

– 28 –Approvals EP5-IS (I/P-converter with white label)WARNING!Installation of any hazardous area equipment should be made in accordance w

– 29 –FM

– 3 – Contents 1. Introduction 4 1.a Storage Instructions, Storage Seal 5-6 2. Function 7 3. Air requirements 8 4. Installation 8 5. Connection

– 30 –CSA

– 31 –CENELECATEX

– 32 –23740/2002.14 EkvatorDistributorPalmstiernas Svenska ABBox 21SE-663 21 SkoghallSWEDENTel: +46 (0) 54 52 14 70Fax: +46 (0) 54 52 14 42E-mail: inf

– 4 – 1. IntroductionAlways check www.pmv.nu for latest edition of manual.The P5 Valve Control System is a valve positioning system from PMVwith a m

– 5 – 1.a Storage instructionsPMV Positioner and feedback module storageand handling proceduresPMV Positioners and feedback modules are precision ins

– 6 –Storage SealP5/EP5 is supplied with all enclosure entrypoints sealed.The seal is only a storage seal, notto be used as seal when P5/EP5 is in ope

– 7 – 2. Function 1 27835 64The P5 operates on a force balance principal. Force is originated by thesignal pressure transmitted thr

– 8 – 3. Air requirements 4. InstallationMaximum supply pressure is 1 MPa (150 psi).Supply air shall be clean, dry and free from oil, water, moist

– 9 – 5. ConnectionsAir connections are tapped for 1/4" G or NPT male connectors and areclearly marked. Gauge ports are for 1/8" G or NPT