rotork GPSA Series Instruction Manual
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rotork GPSA Series Instruction Manual

rotork GPSA Series Instruction Manual

Electric actuators and control systems
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Electric Actuators and Control Systems
Established Leaders in Valve Actuation
GPSA Series
Instruction Manual
Publication P270E Issue 08/08

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  • Page 1 Electric Actuators and Control Systems Established Leaders in Valve Actuation GPSA Series Instruction Manual Publication P270E Issue 08/08...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS General Information ..........3-4 Product Specifications ..........5 Component Indentification ........6 Major Dimensions ............ 7 Mechanical Setup ............ 8 DIP Switch Configuration ......... 9 Typical Wiring Diagram ..........9 Actuator Setup ..........10-11 Menu Overview ............ 12 Software Setup ..........

  • Page 4: General Information

    Report all damage immedi- • If you don’t understand any of the instructions, ately to the freight carrier and Rotork Process Controls, contact Rotork Process Controls for clarification. Inc.
  • Page 5 The foregoing is the sole and exclusive second. At a speed of .25 inches per second the unit is warranty made by Rotork Process Controls with respect to the products. capable of producing 100 pounds of thrust.

  • Page 6: Product Specifications

    • Disconnect for the supply power is to be supplied by SPARE PARTS the customer. • Spare parts and spare parts lists can be obtained by • Wire conductor type and size should match Rotork contacting the Rotork Process Controls Service Process Controls requirements, wiring diagrams and Department.

  • Page 7: Component Indentification

    COMPONENT IDENTIFICATION Actuator Cover Electronics Manual Override Handwheel Explosion-Proof Window Motor Vacuum Fluorescent Display Magnetic Feedback Encoder Actuator Base Non-Intrusive Screw Shaft Momentary Switches for Setup and Diagnostics Screw Nut Conduit Entries (4 Total) Output Shaft...

  • Page 8: Major Dimensions

    MAJOR DIMENSIONS...

  • Page 9: Mechanical Setup

    MECHANICAL SETUP General Relays The electrical installation, maintenance and use of these The GPSA provides 3 user configurable relays for position or actuators should be carried out in accordance with the monitoring indication. The relays may be configured to National Legislation and Statutory Provisions relating to the energize or de-energize on the assigned condition.

  • Page 10: Dip Switch Configuration

    DIP Switch Chart Switch Switc h Position Function On (slide to the right) Current input selected for INPUT 1 Off (slide to the left) Voltage input selected for INPUT 1 On (slide to the right) Current input selected for INPUT 2 Off (slide to the left) Voltage input selected for INPUT 2 On (slide to the right)

  • Page 11: Actuator Setup

    ACTUATOR SETUP General This is denoted by a “U” in the upper left hand corner of the display. The ↑ / ↓ selections are now used to modify the parameter value. If the parameter has discrete settings, ↑ / ↓ 1) Power will cycle through the circular list of those settings.
  • Page 12 ACTUATOR SETUP Characterization – This option provides for a 2 to 11 point 5) Transmitter calibration of the unit in order to characterize its output. This The unit may be configured to use either an internally calibration is performed under the VALVE POS menu via the powered transmitter (S4 slid to the right, in line with the following steps: painted line) or as externally loop powered (S4 slid to the...

  • Page 13: Menu Overview

    MENU OVERVIEW OUTPUT RELAYS POSITION GRPH 6.3.1 R1 ASSIGN POSITION 6.3.2 R1 FORM AUTO/MAN CTRL MANUAL JOG (ONLY WHEN IN MANUAL MODE) 6.3.3 R2 ASSIGN “CMD POS” OR “PV SP STAT”* 6.3.4 R2 FORM SETUP 6.3.5 R3 ASSIGN BASIC PARAMS 6.3.6 R4 FORM 6.1.1...

  • Page 14: Software Setup

    SOFTWARE SETUP Configuration 6.2.2 OPEN LOOP CONTROL PARAMETERS 6.2.2.1 CMD UNITS 6.1 Basic Parameters This is a four character label that will be displayed with the input command and it’s associated parameters. It is entirely 6.1.1 DEADBAND configurable by the operator. When selected for update, the This adjustment establishes the servo sensitivity.
  • Page 15 SOFTWARE SETUP 6.2.2.10 RATIO SET 6.2.3.8 PV LOS ACTION This parameter is a Ratio Multiplier that is applied to the This is the action taken when the Process Variable input input command signal. It ranges from .2 to 2. A setting of 1 signal is lost.
  • Page 16 SOFTWARE SETUP 6.2.4 FEED FORWARD CONTROL PARAMETERS 6.2.4.7 PV UNITS 6.2.4.1 CMD UNITS This is a four character label that will be displayed with the This is a four character label that will be displayed with the process variable and it’s associated parameters. It is entirely input command and it’s associated parameters.
  • Page 17 SOFTWARE SETUP 6.2.4.14 PROPOR GAIN 6.2.4.17 CMD-POS VARI This is the gain applied in the PI control loop of the Process This is the percent difference of input command and the Variable control scheme. It tells the actuator what position that if exceeded will trigger a recalculation of the percentage of the difference between the Set Point and the correction factor applied during Feed Forward Control.
  • Page 18 SOFTWARE SETUP 6.3 Output Relays 6.4 Contact Inputs The actuator has three output relays that are configurable by The actuator is equipped with two contact inputs that may the user. They may be set to trigger on any one of thirteen be configured by the operator.
  • Page 19 SOFTWARE SETUP 6.5 Valve POS 6.6 Defaults The output position of the unit can be calibrated by the user. 6.6.1 SET CUST DEFS This calibration can be anywhere from two to eleven points. This option saves the current set up of the actuator to The actuator linearly interpolates between adjacent permanent memory.

  • Page 20: Software Setup

    SOFTWARE SETUP 7 Status 6.6.6 ENCODER INIT Note this procedure invalidates the position configuration of the actuator. If performed improperly or incompletely 7.1 ALARMS the changes will allow the actuator to run out of its There are several conditions which will trigger an alarm on expected range which could cause damage to the actuator the actuator.

  • Page 21: Control Schemes

    CONTROL SCHEMES (see page 12) Open Loop Controller Actuator Command Valve GPSA Controller Actuator Output Signal Drive (Positioner Mode) (Input #1) (Position) Actuator Internal Position Feedback Closed Loop Local or Remote PV Setpoint Controller (Input #3) Process Actuator Valve GPSA Controller Variable Actuator Output...

  • Page 22: Troubleshooting Guide

    TROUBLESHOOTING GUIDE Trouble Possible Cause Remedy a. Verify input power is between 100 and 240 Vac. a. No or low input power. Actuator will not power up. No display. b. Reference wiring diagram and ensure unit is wired b. Unit wired incorrectly. properly.
  • Page 23 -22-...
  • Page 24 As part of a process of on-going product development, Rotork reserves the right to amend and change specifications without prior notice. Published data may be subject to change. For the very latest version release, visit our website at www.rotork.com The name Rotork is a registered trademark. Rotork recognises all registered trademarks.

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