IOM InstructionsP4 • P5/EP5alve Control System
10Air connections are tapped for 1/4" G or NPT male connectors and are clearly marked.Gauge ports are for 1/8" G or NPT.We recommend use of
11X = Port pluggedC1 C2 SC1 C2SC1 C2SIIIDirect function
12With the cover and indicator removed, loosen the screw 1 and turn the cam locking nut 2counterclockwise until the cam loosens. Adjust the cam 3 as d
13P4/P5/EP5 is when shipped from PMV pre-calibrated for 90 ±0,5 deg rotation, (can alsobe 30, 45 or 60 deg, see installed cam). Formost applications t
14P5/EP5: To adjust the indicator, take off front cover and pull the indicator upwards until itcomes off the Allen screw.Before installing the indicat
15The standard built in dampers 5 located on the connecting block prov-ide a simple means ofadjusting the actuator travel speed.For maximum actuator t
16WARNING! Units installed in hazardousareas must have proper approvals.The I/P unit is mounted directly on top ofthe positioner unit.No external air
17 12. How to mount the I/P Unit to the positioner unit (P5/EP5)Switch off supply air and disconnect input signal – port I.Loosen screws 3 and remove
18 13. MaintenancePilot valveTo remove the pilot valve for cleaning or inspection, remove the screw 1 and carefully liftout the complete assembly 2. G
19DiaphragmIf P5 is equipped with I/P unit (EP5), the I/P unit must be removed to access the diaphragm.When installing the diaphragm make sure to plac
2 Contents1. Introduction ...42. Storage instructions ...
20123654Feedback springOnce the front cover and indicator are remo-ved, the feedback spring can be easilyaccessed.Hold the spring 1 from the top, pull
21Lower armOnce the front cover is removed, the lower arm can be easily accessed.Remove the indicator, feedback spring and the cam.Loosen screw 2 and
22O-ringsWith time and use, O-rings can become brittle. This can cause poor operation and evenfailure of the positioner.Always check O-rings when perf
23 14. Feedback unit (P5 or EP5)See feedback module instructions for connections and calibration.The P5 or EP5, Valve Control System, can easily be eq
24Note: All PMV-positioners are serialized.Please note down, and provide the serialnumber when contacting the factory for trou-ble shooting or service
25P4Input Signal 20-100 kPa/3-15 Psi (6-30 Psi optional)Linearity (%)* 0,7Hysteresis+deadband (%)* 0,8Repeatability (%)* 0,5Pressure gain at load 20%
26 P5 EP5Input Signal 20-100 kPa/3-15 Psi (6-30 optional) 4-20 mALinearity ≤ 0,5%* ≤ 0,5%*Hysteresis ≤ 0,75%* ≤ 0,5%*Repeatability ≤
27Dimensional drawing (P4)
28 17. Spare parts212032120201518211616202010171319202201120211220789P4
29No Part no Qty Description Remarks1. 1 Housing 1 N/A2. P4-xx 1 Front cover3. P4-7 1 Diaphragm cover incl. O-ring4. P5-8 1 Diaphragm5
3Manufacturers declaration • Hersteller-Erklärung • Déclaration de fabricantG BManufacturers declarationin compliance with EC directive 89/ 392/ EEC,
30Spare parts, P5/EP584
3111Housing2 P5-2 1 Front Cover incl. O-ring3 P5-AS3N 1 Connecting block NPT 1/4" assembly3 P5-AS3G 1 Connecting block G 1/4" assembly4 P5-4
3284Spare parts, P5/EP5
3361 1 I/P box62 E5-2 1 I/P cover incl. screws63 E5-AS3N 1 I/P nose NPT 1/4" assembly63 E5-AS3G 1 I/P nose G 1/4" assembly64 P5-4 1 Relief v
34 18. CertificatesCenelec Atex, black label
35Cenelec Atex, black label
37Cenelec Atex, white label
Approvals EP5-IS (I/P-converter with white label)WARNING!Installation of any hazardous area equipment should be made in accordance withhazardous are
FMWhite label
4 1. IntroductionOptionOptionP4The P4 is a pneumatic valve positioner for double acting actuators, rotary or linear. It canalso be used for single act
CSAWhite label
Palmstiernas Instrument ABKorta Gatan 9 • 171 54 SolnaTel: +46 (0)8-555106 00 • Fax: +46 (0)8-555106 01E-mail: [email protected] • www.pmv.nuPMV PN 22549/0
5P5The base unit of the system is the pneumatic positioner, used in either single or double actingapplications. P5 comes standard with built in damper
6PMV Positioner and feedback module storage and handling proceduresPMV Positioners and feedback modules are precision instruments which should be stor
7Dependent on the local temperature variations, humidity and dew points and time in storagecondensation could occur and accumulate inside on the I/P C
8The P4 and P5/EP5 operates on a force balance principal. Force is originated by the signalpressure transmitted through a diaphragm on to the balance
9Air requirementsMaximum supply pressure is 1 MPa (150 psi). Supply air shall be clean, dry and free fromoil, water, moisture, foreign parts and debri
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