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Emerson TopWorx DX PST with HART 7 Installation, Operation And Maintenance Manual
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Emerson TopWorx DX PST with HART 7 Installation, Operation And Maintenance Manual

Emerson TopWorx DX PST with HART 7 Installation, Operation And Maintenance Manual

Partial stroke and emergency shutdown
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Installation, Operation, and Maintenance Manual
ES-08436-1
May 19, 2022
TopWorx DX PST with HART 7
Partial Stroke and Emergency Shutdown

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Summary of Contents for Emerson TopWorx DX PST with HART 7

  • Page 1 Installation, Operation, and Maintenance Manual ES-08436-1 May 19, 2022 TopWorx DX PST with HART 7 Partial Stroke and Emergency Shutdown...
  • Page 2 Safe Use - User Instructions To reduce risk of death, serious injury or property damage: • Personnel installing, maintaining, or operating this equipment must be qualified, must read, understand, and follow these instructions before proceeding. • This document must be retained for future reference. •...
  • Page 3 Installation, Operation, and Maintenance Manual Table of Contents ES-08436-1 May 19, 2022 Contents Section 1: Introduction Operation Overview ..............1 Features ..................1 Abbreviations and Definitions ............ 3 Section 2: Specifications Section 3: Operation Section 4: Interfaces Wiring Diagram ................8 Rotary Position Sensor .............
  • Page 4 Installation, Operation, and Maintenance Manual Table of Contents ES-08436-1 May 19, 2022 Contents Full Stroke Position Calibration ..........25 5.4.1 Example: Clockwise Local Calibration ......25 5.4.2 Example Remote (Not at Device) Full Stroke Position Calibration ............27 5.4.3 Hysteresis Setting ............28 5.4.4 Remote Hysteresis Setting ...........
  • Page 5 Installation, Operation, and Maintenance Manual Table of Contents ES-08436-1 May 19, 2022 Contents Section 17: Indicator Assembly Section 18: Certifications 18.1 Device Intrinsic Safe Entity Parameters ........73 18.2 EMC ..................73 Section 19: Safety Instrumented Functions 19.1 Functional safety for TopWorx™ DX PST with HART 7 ....75 Section 20: Preventative Maintenance Annex A.
  • Page 7 Installation, Operation, and Maintenance Manual Introduction ES-08436-1 May 19, 2022 Introduction Operation Overview The TopWorx DX PST with HART® 7 principal application is for use on emergency shutdown valves. The system controls and monitors shutdown valves. Single or redundant dual pilot valves/SOV’s (Solenoid Operated Valves), along with embedded microprocessor circuitry and sensors, are utilized to provide a full range of valve control and diagnostics.
  • Page 8 Installation, Operation, and Maintenance Manual Introduction ES-08436-1 May 19, 2022 Introduction Features (Continued) • The two pressure switch inputs can • Internal device temperature with alternately be configured as additional selectable limits and includes logging auxiliary dry contact switch inputs of extreme temperatures and dates of extreme temperatures •...
  • Page 9 Installation, Operation, and Maintenance Manual Introduction ES-08436-1 May 19, 2022 Introduction Abbreviations and Definitions Asset Management System – Emerson Automation Emergency Shutdown Device °C Degrees Celsius (alternatively, degrees Centigrade) Analog-to-Digital Analog to Digital Converter Auxiliary Digital-to-Analog Digital to Analog Converter...
  • Page 10 Installation, Operation, and Maintenance Manual Introduction ES-08436-1 May 19, 2022 Introduction Abbreviations and Definitions (Continued) Device Type The integer returned in bytes 1-2 of Identity Commands. This defines the command set supported by a device. Field Device Field Devices are connected to the Process and their Device Variables vary as process conditions change.
  • Page 11 Installation, Operation, and Maintenance Manual Specifications ES-08436-1 May 19, 2022 Specifications Physical Specification Minimum Nominal Maximum Terminal Connections 26 AWG, 14AWG, 2.5mm² 0.14 mm² Torque: 2.5 in-lb or 0.15*1.1N.m 4-20ma/ HART Terminal Voltage 10.0 VDC 24 VDC 33 VDC Pilot/SOV 1 Power IN 22 VDC, 24VDC 26.4VDC, 28W...
  • Page 12 Installation, Operation, and Maintenance Manual Specifications ES-08436-1 May 19, 2022 Physical Specification Minimum Nominal Maximum 0-10V INPUT – SOV Position 0-10VDC 0-10.6VDC, 0.35ma AUX1/ - Dry Contact 0-6.1VDC Reference P1IN- Pressure Sw1 – Dry Contact 0-6.1VDC AUX2/ – Dry Contact 0-3.3V DC 0-3.3V DC, 0.7ma 0-3.3V DC...
  • Page 13 Installation, Operation, and Maintenance Manual Operation ES-08436-1 May 19, 2022 Operation The TopWorx DX PST with HART® 7 is a two-wire high impedance type transmitter. It is capable of both analog and digital signaling. The transmitter, DD (Device Descriptions) and FDI Package are registered with FieldComm Group™ and supports latest HART protocol.
  • Page 14 Installation, Operation, and Maintenance Manual Interfaces ES-08436-1 May 19, 2022 Interfaces Wiring Diagram Figure 4-1 Wiring Diagram Figure 4-2 Terminal Connections *Note: TP1 and TP2 are for easy HART field communicator connection. Note: Add a 250-ohm resistor in series to the HART+ connection to the DeltaV Charm or AI card if utilizing both DeltaV and a Trex Communicator.
  • Page 15 Installation, Operation, and Maintenance Manual Interfaces ES-08436-1 May 19, 2022 Interfaces Wiring Diagram (Continued) Figure 4-3 Interfaces Figure 4-4 Typical 2oo2 SOV System Interfaces...
  • Page 16 Installation, Operation, and Maintenance Manual Interfaces ES-08436-1 May 19, 2022 Rotary Position Sensor Valve position is sensed directly through the position sensor with hard endpoint detection capability via actuator position switches. The position sensor is set at the factory. Make sure that the red dot on the position sensor does not start or rotate in the red dead band area once mounted to an actuator.
  • Page 17 Installation, Operation, and Maintenance Manual Interfaces ES-08436-1 May 19, 2022 Pilot/SOV Inputs and Outputs This DX device can control and monitor up to two pilots or SOV’s (24VDC, 28W MAX on each output). Each pilot/SOV circuit is electrically isolated and can be powered by single or dual power supplies for increased safety.
  • Page 18 Installation, Operation, and Maintenance Manual Interfaces ES-08436-1 May 19, 2022 SOV Test Interfaces 4.6.1 Pressure Sensor Transmitter Interface An optional 4-20ma pressure transmitter can be connected to provide pressure and pilot/SOV monitoring. Transmitter pressure range is configured during set-up via a DCS, AMS or handheld communicator.
  • Page 19 Installation, Operation, and Maintenance Manual Interfaces ES-08436-1 May 19, 2022 Local Interfaces, Jumpers and Switches Figure 4-7 Main Module Front View A. Write Protection Jumper B. Device Malfunction Jumper C. LED Indicators: Top: RED Limit Switch 3 Middle: Green Limit Switch 4 Bottom: Amber Status D.
  • Page 20 Installation, Operation, and Maintenance Manual Interfaces ES-08436-1 May 19, 2022 Local Interfaces, Jumpers and Switches 4.8.1 Internal Jumpers Device Malfunction The direction of indication of a detected malfunction by the analog current output is user-selectable to up or down, by means of a two-position jumper on the front of the instrument.
  • Page 21 Installation, Operation, and Maintenance Manual Interfaces ES-08436-1 May 19, 2022 LCD Menus Figure 4-9 LCD Main Menu 1 of 5 Figure 4-10 Hysteresis Setting Menu 2 of 5 Figure 4-11 LCD Valve Calibration Menu 3 of 5 Interfaces...
  • Page 22 Installation, Operation, and Maintenance Manual Interfaces ES-08436-1 May 19, 2022 LCD Menus Figure 4-12 LCD Partial Stroke Calibration 4 of 5 Figure 4-13 LCD Partial Stroke Test Menu 5 of 5 Interfaces...
  • Page 23 Installation, Operation, and Maintenance Manual Configuration/Calibration ES-08436-1 May 19, 2022 CONFIGURATION/CALIBRATION Before operation, the device needs to be configured and calibrated. Configuration and calibration can be done either at the device or remotely (Examples: Control System, AMS, HART Communicator). Quick Set-Up To quickly setup a device: For externally mounted Solenoid Operated Valves (SOV’s), make sure the valve mode is set to the correct configuration (single or dual).
  • Page 24 Installation, Operation, and Maintenance Manual Configuration/Calibration ES-08436-1 May 19, 2022 Shaft Position Switch Figure 5-1 CAM Two Limit Switch SH Option A. Limit Switch 1 via HART (RED LED) B. Limit Switch 2 via HART (GREEN LED) DRAWN Avinash.Benadi 05-10-2021 CHECKED TITLE Figure 5-2 CAM with Four Limit Switch SS Option...
  • Page 25 Installation, Operation, and Maintenance Manual Configuration/Calibration ES-08436-1 May 19, 2022 Dashboard Configuration, calibration, and monitoring is accomplished by utilizing the HART dashboard via the DD’s. The dashboard is split up into four groups: Overview, Configure, Service Tools, and Compare. Figure 5-3 Dashboard Menu 5.3.1 Overview The overview screen as shown in Figure 5 4 Overview Menu indicates the device...
  • Page 26 Installation, Operation, and Maintenance Manual Configuration/Calibration ES-08436-1 May 19, 2022 Dashboard (Continued) Legend: • Status • Device Status - Good or Maintenance Required. Click in the Investigate button for additional information. • Communications - Polled or Burst. Click the Change button to change to another mode. •...
  • Page 27 Installation, Operation, and Maintenance Manual Configuration/Calibration ES-08436-1 May 19, 2022 Dashboard (Continued) Options Include: • Full Stroke Position Calibration – See section 5.4 • Threshold Configuration – Cycle Count, Open Dwell Time, Close Dwell Time, Transition Dwell Time, Open Stroke Time, Close Stroke Time, Break Away Time Tolerance, Solenoid Voltage and Current Tolerance, and Pressure Sensor Alert Limits as well as SOV Timeout and Minimum Change (when SOV Testing Configuration is enabled) •...
  • Page 28 Installation, Operation, and Maintenance Manual Configuration/Calibration ES-08436-1 May 19, 2022 Dashboard (Continued) Manual Setup Menu Options Include: • Device Variable Thresholds - Cycle Count, Open Dwell Time (Upper and Lower Limits), Close Dwell Time (Upper and Lower Limits), Transition Dwell Time (Upper Limit), Open Stroke Time (Upper and Lower Limits), Close Stroke Time (Upper and Lower Limits), Break Away Time Tolerance and Solenoid Current and Voltage Tolerances •...
  • Page 29 Installation, Operation, and Maintenance Manual Configuration/Calibration ES-08436-1 May 19, 2022 Dashboard (Continued) 5.3.3 Service Tools View the current alerts, variables, trends, maintenance information and simulate alerts. Figure 5-7 Service Tools Menu Service Tools Menu Options Include: • Alerts – View active alerts with a description and Trending) recommended action (see Table 1 –...
  • Page 30 Installation, Operation, and Maintenance Manual Configuration/Calibration ES-08436-1 May 19, 2022 Dashboard (Continued) Service Tools Menu Options Include: ◦ Reset/Restore • Partial Stroke Time Out of Tolerance ◦ Processor Reset - Resets the device • Partial Stroke Valve Break Away without losing configuration (user Time Out of Tolerance configuration is preserved).
  • Page 31 Installation, Operation, and Maintenance Manual Configuration/Calibration ES-08436-1 May 19, 2022 Dashboard (Continued) 5.3.4 Compare Utilize the Compare tab to compare the device’s current Clock, HART, Security, Device Variable Thresholds, Device Configurations, PST, Discrete Variables, Temperature Units, and Device Information to a Historic record of the device. Full Stroke Position Calibration Before PST calibration can occur, a full stroke calibration must be performed.
  • Page 32 Installation, Operation, and Maintenance Manual Configuration/Calibration ES-08436-1 May 19, 2022 Figures Figure 5-8 Main Screen Figure 5-9 Set Valve Calibration Figure 5-10 “Are you Sure?” Screen Figure 5-11 Fail Clockwise to Close Figure 5-12 Success Screen Configuration/Calibration...
  • Page 33 Installation, Operation, and Maintenance Manual Configuration/Calibration ES-08436-1 May 19, 2022 Full Stroke Position Calibration (Continued) 5.4.2 Example Remote (Not at Device) Full Stroke Position Calibration Remote calibration/setup can be performed at a maintenance/control system or field communicator through a guided setup method; for example, by executing the calibration method through AMS, as shown in Figure 5 13 Full Stroke Position Calibration Example.
  • Page 34 PS (Partial Stroke) calibration is required before a PST (Partial Stroke Test) can be performed. PS calibration can be implemented at the device or remotely via HART at the control system or field communicator (Examples: DeltaV AMS, Emerson Trex). 5.5.1...
  • Page 35 Installation, Operation, and Maintenance Manual Configuration/Calibration ES-08436-1 May 19, 2022 Figures Figure 5-14 Main Screen Figure 5-15 Partial Stroke Calibration Figure 5-16 “Are you Sure?” Screen Configuration/Calibration...
  • Page 36 Installation, Operation, and Maintenance Manual Configuration/Calibration ES-08436-1 May 19, 2022 5.5 Partial Stroke Calibration (Continued) 5.5.2 Example Remote (Not at Device) PST Calibration Remote calibration/setup can be performed at a maintenance/control system or field communicator. The user has the option of configuring the device either through a guided (method) or manual setup.
  • Page 37 Installation, Operation, and Maintenance Manual Configuration/Calibration ES-08436-1 May 19, 2022 5.6 Pressure Transmitter An externally connected 4-20ma pressure transmitter can be connected to the PSNS+ and PSNS- terminals. Pressure readings are monitored for out of range values as set in section 5.3.2 Configure – Guided or Manual Setup (Device Configurations). In addition, partial stroke upper and lower pressure limits are monitored for out of range values.
  • Page 38 Installation, Operation, and Maintenance Manual Configuration/Calibration ES-08436-1 May 19, 2022 Burst Mode Configuration Configures trigger, rates, and event conditions for broadcast messages. In this mode, a device is instructed to publish the response to a command continuously without any further Master or Host action. Burst mode configuration is setup in the dashboard at Configure –...
  • Page 39 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 User Interface Menus Device Information Device information can be viewed on the LCD screen (see Figure 6 1: Device Information Screen). Hardware and firmware revisions are shown. Figure 6-1 Device Information Screen Additional device information can be viewed and updated remotely via HART.
  • Page 40 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 Device Information Device Status/Alerts/Diagnostics (Continued) Table 1 Device Status and Alerts User Interface Menus...
  • Page 41 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 Device Information Device Status/Alerts/Diagnostics (Continued) Table 1 Device Status and Alerts User Interface Menus...
  • Page 42 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 Device Information Device Status/Alerts/Diagnostics (Continued) Table 1 Device Status and Alerts User Interface Menus...
  • Page 43 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 Device Information Device Status/Alerts/Diagnostics (Continued) Table 1 Device Status and Alerts User Interface Menus...
  • Page 44 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 Device Information Device Status/Alerts/Diagnostics (Continued) Table 1 Device Status and Alerts User Interface Menus...
  • Page 45 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 Device Information Device Status/Alerts/Diagnostics (Continued) Table 1 Device Status and Alerts User Interface Menus...
  • Page 46 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 Device Information Device Status/Alerts/Diagnostics (Continued) Table 1 Device Status and Alerts User Interface Menus...
  • Page 47 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 Device Information Device Status/Alerts/Diagnostics (Continued) Table 1 Device Status and Alerts User Interface Menus...
  • Page 48 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 Device Information Device Status/Alerts/Diagnostics (Continued) Table 1 Device Status and Alerts User Interface Menus...
  • Page 49 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 Device Information Device Status/Alerts/Diagnostics (Continued) Table 1 Device Status and Alerts User Interface Menus...
  • Page 50 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 Device Information Device Status/Alerts/Diagnostics (Continued) Table 1 Device Status and Alerts User Interface Menus...
  • Page 51 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 Device Information Device Status/Alerts/Diagnostics (Continued) Table 1 Device Status and Alerts User Interface Menus...
  • Page 52 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 Device Information Device Status/Alerts/Diagnostics (Continued) Table 1 Device Status and Alerts User Interface Menus...
  • Page 53 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 Device Information Device Status/Alerts/Diagnostics (Continued) Table 1 Device Status and Alerts User Interface Menus...
  • Page 54 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 Device Information Device Status/Alerts/Diagnostics (Continued) Table 1 Device Status and Alerts User Interface Menus...
  • Page 55 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 Device Information Device Status/Alerts/Diagnostics (Continued) Table 1 Device Status and Alerts User Interface Menus...
  • Page 56 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 PST – Partial Stroke Test Partial stroke testing can be performed once the device has been full stroke and partial stroke calibrated (see section 5 Calibration). Activation of the PST can be done at the device utilizing the optional PST switch (see section 4.5 Local Partial Stroke Activation), through the menu on the LCD display or via HART at the control system or field communicator.
  • Page 57 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 SOV Test 6.4.1 SOV Test with Pressure Transmitter and/or Pressure Switch(es) Option An optional pressure transmitter (see section 5.6 Pressure Transmitter) and up to two pressure switches can be connected to provide SOV testing for single (1oo1) or dual (1oo2 and 2oo2) SOV configurations.
  • Page 58 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 SOV Test (Continued) SOV Test: Automatic Test Sequence: • Stroke SOV1, if pressure switch 1 (if enabled) or pressure transmitter (if enabled) changes state, and then return to original state, the test passes. •...
  • Page 59 Installation, Operation, and Maintenance Manual User Interface Menus ES-08436-1 May 19, 2022 Valve Signature Trending Valve signature data (time versus position) can be stored at the device and provided in graph form via HART. Valve signatures can be obtained for full valve stroke along with partial valve stroke.
  • Page 60 Installation, Operation, and Maintenance Manual Diagnostics ES-08436-1 May 19, 2022 Diagnostics The DX PST with HART 7 device has extensive diagnostic capability. For example: • ESD (Emergency Shutdown) Detection • PST (Partial Stroke Testing) – with local and remote (HART) PST calibration and activation •...
  • Page 61 Installation, Operation, and Maintenance Manual HART Communications ES-08436-1 May 19, 2022 Hart Communications Supports latest HART version - FieldComm Group certified device along with DD’s and FDI Package Table 2 HART Specifications Manufacturer, model, and revision TopWorx, DX PST with HART 7, Revision 1 Device type Transmitter HART revision...
  • Page 62 Installation, Operation, and Maintenance Manual HART Communications ES-08436-1 May 19, 2022 Device Variables Table 3 Device Variables Unit Device Variable Label Type Range Units Code Analog Position Device 0 to 100 Limit Switch 1 Discrete 0 to 1 None Limit Switch 2 Discrete 0 to 1 None Auxiliary/ Pressure Switch 2...
  • Page 63 Two test terminals are located on the terminal board for easy connection of the HART communicator (For example, Emerson’s Trex). A HART modem connected to a computer can also be utilized to read the DD’s. If the communicator’s database does not have the latest DD’s, DTM and FDI, they can be downloaded directly from the...
  • Page 64 Installation, Operation, and Maintenance Manual Installation on Actuator ES-08436-1 May 19, 2022 Installation on Actuator Orientations, Normal and Reverse Acting Normal acting is full clockwise when the process valve is closed and counterclockwise when the process valve is open. Reverse acting is full clockwise when the process valve is open and counterclockwise when the process valve is closed.
  • Page 65 Installation, Operation, and Maintenance Manual Installation on Actuator ES-08436-1 May 19, 2022 Installation on Actuator Mounting Assembly Installation Notes A. Use caution not to allow undue axial (thrust) load on the shaft. B. Cycle the valve a couple of times prior to final tightening of the mounting kit hardware.
  • Page 66 Installation, Operation, and Maintenance Manual Pneumatic Hookup Procedures ES-08436-1 May 19, 2022 Pneumatic Hookup Procedures Prior to connecting the supply air to the spool valve, flush the system to remove any debris or contaminates. Galvanized pipe can easily flake and contaminate the system and therefore is not recommended.
  • Page 67 Installation, Operation, and Maintenance Manual Spool Valve Assembly ES-08436-1 May 19, 2022 Spool Valve Assembly Figure 11-1 Spool Valve Assembly Spool Valve Assembly...
  • Page 68 Installation, Operation, and Maintenance Manual Pilot Assembly ES-08436-1 May 19, 2022 Pilot Assembly Figure 12-1 Single Pilot Assembly Figure 12 2 – Double Pilot Assembly (2oo2) The TopWorx Position DX PST WITH HART 7 device mounts on brackets in the D-Series switch boxes.
  • Page 69 Installation, Operation, and Maintenance Manual I & M Instructions Spool Valves ES-08436-1 May 19, 2022 Installation & Maintenance Instructions 1.06Cv and 3.7Cv MOUNTED, AIR OPERATED, SPRING RETURN AND DUAL PILOT, OFFERED IN ALUMINIUM AND STAINLESS STEEL CONSTRUCTIONS, WITH AND WITHOUT MANUAL OVERRIDE (MO) Special Conditions For Safe Use To Prevent the possibility of death, serious •...
  • Page 70 Installation, Operation, and Maintenance Manual I & M Instructions Spool Valves ES-08436-1 May 19, 2022 Installation & Maintenance Instructions 1.06Cv and 3.7Cv MOUNTED, AIR OPERATED, SPRING RETURN AND DUAL PILOT, OFFERED IN ALUMINIUM AND STAINLESS STEEL CONSTRUCTIONS, WITH AND WITHOUT MANUAL OVERRIDE (MO) Special Conditions For Safe Use (Continued) Installation of a Valve...
  • Page 71 Installation, Operation, and Maintenance Manual I & M Instructions Spool Valves ES-08436-1 May 19, 2022 Installation & Maintenance Instructions Spool Valves 13.1 Assembly 13.1.1 Assembly of 1.06Cv Versions: 1.06Cv series valves are directly mounted on Indicator Box. Spring return and dual pilot both mount with 4 screws.
  • Page 72 Installation, Operation, and Maintenance Manual I & M Instructions Spool Valves ES-08436-1 May 19, 2022 13.1 Assembly (Continued) 13.1.2 Assembly of 553 Versions: Steps to assemble 553 series valves: 1. Interface Plate Assembly will be mounted on Indicator Box with the help of 3 screws for Spring Return versions and 4 Screws for Dual Pilot versions.
  • Page 73 Installation, Operation, and Maintenance Manual I & M Instructions Spool Valves ES-08436-1 May 19, 2022 13.2 General recommendations for pneumatic connection: Connect piping or tubing to valve according to markings on valve body. Refer to flow diagrams in OPERATION section. Apply pipe compound sparingly to male pipe threads only.
  • Page 74 Installation, Operation, and Maintenance Manual I & M Instructions Spool Valves ES-08436-1 May 19, 2022 13.5 Maintenance Prior to maintenance work or putting into operation, power off, depressurize and vent the valve to prevent the risk of personal injury or damage to equipment. 13.5.1 Cleaning Maintenance of the valves depends on the operating conditions.
  • Page 75 Installation, Operation, and Maintenance Manual Dimensions and Materials: TopWorx™ DXP ES-08436-1 May 19, 2022 Dimensions And Materials: Topworx™ DXP Casted aluminum bracket is recommended for installation with SS 8553 valve in vibrating environment. Dimensions and Materials: TopWorx™ DXP...
  • Page 76 Installation, Operation, and Maintenance Manual Dimensions and Materials: TopWorx™ DXS ES-08436-1 May 19, 2022 Dimensions And Materials: Topworx™ DXS Casted aluminum bracket is recommended for installation with SS 8553 valve in vibrating environment. Dimensions and Materials: TopWorx™ DXS...
  • Page 77 Installation, Operation, and Maintenance Manual Indicator Assembly ES-08436-1 May 19, 2022 Indicator Assembly A. Indicator Dome, ±5° adjustable Polycarbonate with keyed mask. Several rotation and form options B. 10-32 Captive Screws C. O-Ring, Available in Buna-N, Silicone D. Color-coded indicator is available in several coordinating rotations and forms for various valve types, such as 90°, 180°...
  • Page 78 Installation, Operation, and Maintenance Manual Certifications ES-08436-1 May 19, 2022 Certifications II 1 G II 2 GD 2813 0518 II 3 GD • Intrinsic Safety • Safety Rated: ◦ Class I, Zone 0, Div 1, GrABCD; Class II, ◦ Zone 1(Flameproof): T6 with external Zone 20, Div 1, GrEFG;...
  • Page 79 Installation, Operation, and Maintenance Manual Certifications ES-08436-1 May 19, 2022 18.1 Device Intrinsic Safe Entity Parameters Inputs 4-20ma/HART Input – HART+/HART- 28V DC 100mA 0.7W 19nF 14uH Pilot/SOV 1 -P1IN+/P1IN- 100ma 0.7W Pilot 2/SOV- P2IN+/P2IN- 100ma 0.7W C1/NO1 or (C1/NC1) * 250ma C2/NO2 or (C2/NC2) * 240ma...
  • Page 80 Installation, Operation, and Maintenance Manual Safety Instrumented Functions ES-08436-1 May 19, 2022 SAFETY INSTRUMENTED FUNCTIONS 19.1 Functional safety for TopWorx™ DX PST with HART 7 exida® has conducted a Failure Mode, Effect and Diagnostic Analysis (FMEDA) of the DX PST with HART 7 against the requirements of IEC61508-2. Figure 19-1 Proof Testing Safety Instrumented Functions...
  • Page 81 Installation, Operation, and Maintenance Manual Safety Instrumented Functions ES-08436-1 May 19, 2022 19.1 Functional safety for TopWorx™ DX PST with HART 7 (Continued) Figure 19-2 Proof Testing II To download more information concerning the TopWorx™ D-Series Valve Controller, including a copy of the exida®...
  • Page 82 Installation, Operation, and Maintenance Manual Preventative Maintenance ES-08436-1 May 19, 2022 PREVENTATIVE MAINTENANCE The TopWorx™ DXP/DXS Switchbox is designed to operate for one million cycles without servicing. Call the factory when you are approaching this milestone for a preventative maintenance kit and instructions. To order replacement parts or for information concerning parts or spool valve options not listed call TopWorx™...
  • Page 83 Installation, Operation, and Maintenance Manual Annex ES-08436-1 May 19, 2022 Annex A. Default Configuration Parameter Default value Lower Range Value Upper Range Value Pilot/SOV Configuration Depends on Switchbox Type SOV Test Disabled AUX1 and AUX2 Switch Inputs Enabled Valve Signature Mode Enabled External Pressure Transmitter Disabled...
  • Page 84 © 2013-2021 TopWorx, All rights reserved. TopWorx™, and GO™ Switch are all trademarks of TopWorx™. The Emerson logo is a trademark and a service mark of Emerson Electric. Co. © 2013-2021 Emerson Electric Company. All other marks are the property of their respective owners.