Flowserve APEX 8000 High-Performance Positioner Manual de usuario

USER INSTRUCTIONSInstallationOperationMaintenanceAutomax Valve Automation SystemsApex 8000 High-Performance PositionerAXENIM0130-06 11/10

4. Remove four screws (32) holding the two halves of the pilot relay assembly together. Carefully pull the relay assembly halves apart, making sure t

Troubleshooting APEX 8000 PositionerFailure Probable Cause Corrective ActionValve won’t stroke, no excessive air is exhausting from positioner1. Tub

Figure 8: APEX 8000 Positioner - Exploded View1. Base Assembly 26. Adjustable gain lower plate 52. Cam Shaft2. Cover 27. Poppet Cover 53. Cam3.

Product NomenclaturePREFIX IBlank - Automax Black Polyester PaintMODEL80 – PP Input 3-15 psi81 – EP Input 4-20 mA General Purpose82 – EP input 4-20

F – 4-20mA TransmitterK – (2) SPDT Mechanical SwitchesM – (2) SPST Proximity SwitchesN – (2) SPDT Proximity SwitchesQ – (2) I.S. Rate

Apex 8000 High-Performance Positioner AXENIM0130-06 11/1015

Flowserve Corporation1978 Foreman DriveCookeville, TN 38501USAPhone: +1 931 432 4021Flowserve Flow Control UK LtdHaywards Heath, West SussexUKPhone: +

Principles of OperationThis bulletin is designed to assist in installing, calibrating, troubleshooting and performing maintenance as required for the

Figure 1: Apex 8000 Positioner Schematic for Air-to-OpenThe sequence of operation is as follows: An increase in instrument signal pressure forces the

Installation of APEX 8000 Series Positioner on ActuatorsThe APEX 8000 can be installed on most sizes of rotary and linear actuators. Actuators can be

Figure 6: Alignment for CamsCam RemovalDisconnect cam return spring. With a wrench carefully placed on the output shaft (if necessary), loosen and rem

3. With a Phillips screwdriver adjust the span adjustment so valve is at full stroke with more than 15 psi for 3-15 or 9- 15 psi range (adjust to 9 p

6. Set input signal to mid scale (9 psi for 3-15 psi span). Output pressure level cannot be adjusted with actuator against valve seat or travel stops

Calibrating I/P Module Zero and Span SettingsNOTE: Although calibration can be accomplished using the output pressure gauge on the I/P module, its acc

move to the failure position. This feature is generally used when the service requires a tight shut off or to prevent throttling near the valve seat.