Flowserve MX Installation, Operation, Maitenance Manual
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Flowserve MX Installation, Operation, Maitenance Manual

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USER INSTRUCTIONS
Limitorque
MX Electronic Actuator
Installation
®
Operation
FCD LMENIM2306-09-AQ - 08/17
Maintenance
Experience In Motion

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Summary of Contents for Flowserve MX

  • Page 1 USER INSTRUCTIONS Limitorque MX Electronic Actuator Installation ® Operation FCD LMENIM2306-09-AQ - 08/17 Maintenance Experience In Motion...

  • Page 2: Table Of Contents

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Contents Important Notes Quick Start 2.1 Calibrate – Position Limits 2.1.1 Entering the Setup Mode 2.1.2 Electrical Operation Feature 2.1.3 Handwheel Operation Feature 2.2 DDC/Modbus Option 2.3 Check the Settings Installation and Operation 3.1 Preparing the Stem Nut...
  • Page 3 Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.4.1 Close Direction 4.4.2 Close Seating 4.4.3 Open Seating 4.5 Torque Switch Timer 4.5.1 Status 4.5.2 Torque Timer 4.6 Torque Setup 4.6.1 Close Torque Valve or Open Torque Valve 4.7 Position Setup 4.7.1 Set Position Limits for Electrical Operation...
  • Page 4 Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.12.3 Network Address 4.12.4 Analog Scale 4.12.5 ESD Action 4.12.6 Proportional Band 4.12.7 Deadband 4.12.8 Comm Loss Delay 4.12.9 Comm Loss Action 4.13 HART Option 4.13.1 Status 4.13.2 Multi-drop 4.13.3 Input Action 4.13.4 Fail Position...
  • Page 5 6.1.2 Checking Oil Level Regulatory Information 7.1 Specific Conditions of Use (denoted by X after the certificate number) for Atex and IECEx Applications 7.2 Statement of Compliance With Applicable European Directives 7.3 Single-Phase MX Full Load Amperage values (FLA) flowserve.com...
  • Page 6 Figure 3.21– External earth/ground connection – housing Figure 3.22 – View settings Figure 3.23 – Position setup – electrical operation Figure 3.24 – Declutch lever shows direction of engagement (MX-05 shown) Figure 3.25 – Control panel Figure 4.1 – Entering the setup mode Figure 4.2 –...
  • Page 7 Figure 5.13 – View operation log Figure 5.14 – View DNET status Figure 7.1 - Typical three-phase IEC nameplate Figure 7.2 - Typical Single Phase MX IECEx Nameplate Figure 7.3 – Typical Three Phase MX ATEX Nameplate Tables Table 3.1 - Hardware and torque for thrust base mounting Table 3.2 –...

  • Page 8: Important Notes

    Important Notes • Please read this manual in its entirety before attempting to install or operate your MX actuator. A full understanding of the installation and operation options will assist you in installing the actuator in the most effective manner.
  • Page 9 Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® NOTE: Removal of any cover, other than the terminal compartment cover, will invalidate the unit warranty. Exposure of actuator components to an environment that results in deterioration of internal components will also invalidate the unit’s warranty.

  • Page 10: Quick Start

    ® Quick Start Quick Start provides step-by-step instructions for commissioning each MX actuator. This information is also available in Bulletin LMENIM2310, Quick Start-Up Instructions. These instructions are for the following: • Position limits calibration – can be performed one of two ways: 1.

  • Page 11: Calibrate - Position Limits

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® The unit will not function with the red selector knob in the “REMOTE” position until both limit switches are set. The existing configuration of the actuator/valve parameters may be viewed by entering the “SETUP” mode.

  • Page 12: Handwheel Operation Feature

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Figure 2.1 – Electrical operation Switch to STOP STOP SET CLOSE CLOSE VALVE CLOSE VALVE CLOSE VALVE SAVE CLOSE IDENTICAL LIMITS RETURN TO STOP LIMIT OK? KEEP CLOSE LIMIT? POSITION LIMIT?

  • Page 13: Figure 2.2 - Handwheel Operation

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 3. Depress the declutch lever, and at the same time slowly rotate the handwheel until the clutch is fully engaged. Release the lever; the clutch will be retained in the handwheel mode by spring-loaded latches.

  • Page 14: Ddc/Modbus Option

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 2.2 DDC/Modbus Option The following instructions assume that all DDC option parameters are set with the exception of the address. 1. After setting position limits, remain in the “SETUP” mode. If not in the “SETUP” mode, enter the “SETUP” mode as detailed in Section 2.1.1, Entering the Setup Mode.

  • Page 15: Installation And Operation

    Standard B4/B4E Base The standard MX actuator base is the B4 torque-only. It includes a mounting plate and steel torque nut, which may be machined to fit a valve or gearbox. A B4E torque nut can be provided and may be installed to allow for extended stem acceptance.

  • Page 16: Figure 3.2 - B4E Base

    3. Machine the torque nut to suit the valve stem or gearbox input shaft (see LMENSS2326, MX Performance and Dimensions for maximum stem capacity). Ensure sufficient clearance for a smooth, sliding fit.

  • Page 17: Type "A" Bases: Thrust-Only Applications

    3.1.2 Type “A” Bases: Thrust-only Applications Standard A1/A1E Base The standard MX actuator thrust base is the A1, and may be bolted directly to the actuator. The thrust base contains a bronze alloy thrust nut that may be machined to suit the valve stem.

  • Page 18: Figure 3.7 - Exploded View Of A1/A1E Base (Mx-05/10/20/40 Only)

    MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Pilot removal MX-10/20: Remove the screw and washer holding the valve pilot to the thrust base and remove pilot. MX-40: Turn counterclockwise (CCW) and remove. Thrust bearing and nut removal 1. Remove the first set of thrust washers and bearing.

  • Page 19: Table 3.1 - Hardware And Torque For Thrust Base Mounting

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Thrust bearing and nut removal 1. Remove the first set of thrust washers and bearing. 2. Remove stem nut. NOTE: The thrust washers, bearing, and stem nut may be removed at the same time. The second set of thrust washers and bearing does not have to be removed.

  • Page 20: Figure 3.8 - Exploded View Of Thrust Base (Mx-85 Only)

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Figure 3.8 – Exploded view of thrust base (MX-85 only) Pipe plug Housing Socket head cap screw s Thrust bearing Thrust nut Baseplate Thrust bearing Socket head cap screw s Thrust...

  • Page 21: Type "Bl" Drive: Splined Drive Application

    3.2 Mechanical Installation Onto Valve or Gearbox NOTE: Refer to MX Maintenance and Spare Parts bulletin (LMENIM2314) for more detailed instructions. Before installing the actuator onto a valve or gearbox, check the following to ease installation: • Verify that mounting flange is suited dimensionally to mate with the actuator base. Ensure that it is perpendicular to the valve stem or gearbox input shaft.

  • Page 22: Mounting (Type "B" Bases): Torque-Only

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 3.2.1 Mounting (Type “B” Bases): Torque-only Refer to Figures 3.1 - 3.5. 1. Ensure torque nut is secured inside actuator drive sleeve with retaining ring. 2. Lower actuator onto the valve or gearbox stem. Align the stem nut key and keyway with valve or gearbox stem key seat.

  • Page 23: Electrical Connections

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 3.3 Electrical Connections Verify that the supply voltage details on the nameplate are correct for this installation. Setup is non-intrusive; therefore, remove only the terminal cover to make electrical connections and to commission the actuator.

  • Page 24: Figure 3.10 - Power Terminal Connector Size Limitations

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Figure 3.10 – Power terminal connector size limitations MAX. THICKNESS = 1.6 mm NOT TO EXCEED 3.5 NOT TO NOT TO NOT TO EXCEED 6.5 EXCEED 9.8 EXCEED 15 NOT TO...

  • Page 25: Termination Of Cables

    Note 2: See section 7.3 for single phase high and low ambient FLA values 3.3.7 Network Installations The Limitorque MX offers a number of network options: DDC-Modbus, Foundation Fieldbus H1, Profibus DP_V1, Profibus PA, and DeviceNet. Ensure that the network cable type is Belden 3074F, Belden 3105, Belden 9841 or another cable that is within 5% of the following specifications.

  • Page 26: Figure 3.13 - View Of Terminal Block

    If the recommendation is not followed, the intergrity of instrumenta- tion signals may be comprimised. If the signal is comprimised, the MX will enter a“safe-state” whereby all motion is prohibited until communication is sucessfully re-established.

  • Page 27: Figure 3.15 - Removing Outer Plastic Jacket

    5. Install ring tongue connectors as shown in Figure 3.18. CAUTION: Do not melt the insulation. 6. Connect the network cables to the MX actuator terminal block per Table 3.4 and appropriate wiring diagram. Table 3.3 details a connection for the loop topology.

  • Page 28: Figure 3.17 - Stripping Conductors And Applying Heat Shrink Tubing

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Figure 3.17 – Stripping conductors and applying heat shrink tubing Figure 3.18 – Ring tongue connectors Table 3.4 – Loop topology connections Terminal Block Number DATA-A1* (-) DATA-A1 (+) DATA-A2* (-)

  • Page 29: Foundation Fieldbus Installation

    Also, excess cable should be cut, not coiled or looped, to prevent noise induction into the network. Cable Preparation Prepare the network cable for connection to the MX actuator terminal block as follows in Figure 3.15 through 3.18. Table 3.5 details connections for Foundation Fieldbus.

  • Page 30: Network Wiring - Profibus Dp/Pa Installation

    8 amps (4 amps for NEC Class 2) may be passed along the hi-way from a suitable power source. Two conductors are used for the CAN bus signals, CAN_H and CAN_L, which are usually smaller in diameter. Flowserve recommends Belden 3082A cable for connecting to a DeviceNet network.

  • Page 31: Hart Installation

    Before attempting to commission the actuator, verify that the actuator is installed correctly on the valve and main power is “ON.” After making the initial electrical connections detailed in Section 3.3, Electrical Connections, the MX actuator may be commissioned without removing any covers. No special tools are required. Configuration is accomplished through the use of the LCD and the control knobs mounted on the control panel.

  • Page 32: Default Configuration Set

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® For configuring the actuator: 1. Place the red knob in the “STOP” position. 2. Move the black knob to the “YES” or “NO” position and release to answer questions appearing on the LCD display.

  • Page 33: View The Existing Settings

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Table 3.8 – Default configurations Modutronic Option Modbus RTU protocol Proportional band – 5% 9600 baud Deadband – 2% Analog scale = 0-100 Polarity – 20 mA = Open Proportional band – 5% Action on loss of signal = Close Deadband –...

  • Page 34: Setting Position Limits

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 5. When configuration is complete, answer “YES” to “EXIT SETUP?” or move the red knob from “STOP” to “LOCAL” or “REMOTE.” After exiting the “SETUP” mode, all settings will automatically be saved to a non-volatile memory and retained, even when power is removed from the actuator.
  • Page 35 3. Select “YES” at the “SET OPEN POSITION LIMIT?” prompt. 4. Set Position Precision? The MX permits position to be reported to the User in either default mode of XXX% OPEN, or single precision mode of XXX.X% OPEN. This may be preferred in Modulating or other positioning applications such as network move-to, analog fail move-to, communication loss move-to, or ESD move-to.

  • Page 36: Figure 3.23 - Position Setup - Electrical Operation

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 1. Move the red knob to “LOCAL” and move the black knob in the intended direction. LCD display will read: CLOSE VALVE OPEN VALVE RETURN TO STO P RETURN TO STO P 2.

  • Page 37: Operating The Mx Actuator

    Autophase Correction feature. Apply power to the actuator but do not operate the actuator without first checking that it has been set up and configured correctly for its intended application. Figure 3.24 – Declutch lever shows direction of engagement (MX-05 shown) 3.6.3 Local Control Once the position limits have been set (see Section 3.5.4, Setting Position Limits) and the default mode is the main-...

  • Page 38: Remote Control

    Red and green LED indicators can be reversed. See Section 4.17, Local Control. NOTE: The blue LED indicator is supplied to indicate optional Bluetooth availability in the MX. This LED will light when the Bluetooth feature is recognized by an external Bluetooth enabled device.

  • Page 39: Customizing The Actuator

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Customizing the Actuator The actuator settings can be customized; i.e., the default settings can be changed and the purchased options can be configured. Language selection can also be customized. At the “SETUP IN ENGLISH?” prompt, select “NO” to move between the following languages: English, Spanish, German, French, Italian, Portuguese, Russian, Malay, Mandarin, Katakana and Turkish.

  • Page 40: Figure 4.1 - Entering The Setup Mode

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® • LCD contrast • Password • Motor thermostat • Valve Data • Port • Back-up Power • Restricted Setup (consult factory) 6. Make changes in each setup group as desired. Each display shows the state or value of the existing settings.

  • Page 41: Figure 4.2 - Main Menu Selections

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Figure 4.2 – Main menu selections CLOSE DIRECTION IDENTICAL LIMITS, STATUS KEEP CLOSED LIMIT? CLOSE SEATING PROP BAND IDENTICAL LIMITS, OPEN SEATING FAIL POSITION KEEP OPEN LIMIT? CHANGE/VIEW VALVE SETTINGS DEADBAND...

  • Page 42: Password Entry

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.2 Password Entry Default = 100 Unauthorized entry to the “CHANGE SETTINGS?” mode is prevented by a password protection feature. If password protection is not required, the password may be set to “000.” The user will not be prompted to enter a password when the password is set to “000.”...

  • Page 43: Valve Setup

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Figure 4.5 – New password CHANGE PASSWORD IS 42(0) PASSWORD IS 423 RECORD PASSWORD PASSWORD IS (0)0 0 PASSWORD IS 4(0) 0 PASSWORD DIGIT 3-OK? PASSWORD OK? 423-OK? DIGIT 1-OK? DIGIT 2-OK?

  • Page 44: Torque Switch Timer

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.5 Torque Switch Timer Torque switch timer permits a user to select a time for the torque switch to time out once the actuator determines that it has reached its torque seat. The torque switch timer can be adjusted from one (1) second to a maximum of fifteen (15) seconds.

  • Page 45: Torque Setup

    NOTE: Except for arctic temperature actuators (-30°C or below), which permit torque to be changed from 60%-100%. WARNING: The MX and QX actuators are factory tested to establish torque settings of each unit. The “Customer set torque” is confirmed at EOL (End of Line) testing in both Open and Closed directions and recorded on the EOL test report.

  • Page 46: Position Setup

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.7 Position Setup Change Settings Menu. After successfully entering the password, answer “NO” to the Change Settings menu prompts until you reach the prompt “CHANGE POSITION SETUP?” Answer “YES.” 4.7.1 Set Position Limits for Electrical Operation 1.

  • Page 47: Figure 4.9 - Electrical Operation

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Figure 4.9 – Electrical operation Switch to STOP STOP CLOSE VALVE CLOSE VALVE CLOSE VALVE SAVE CLOSE IDENTICAL LIMITS SET CLOSE RETURN TO STOP LIMIT OK? KEEP CLOSE LIMIT? POSITION LIMIT?

  • Page 48: Modutronic Option

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.8 Modutronic Option The Modutronic option enables the actuator to be controlled via a milliamp input signal. • If the Modutronic option has been purchased, it is automatically calibrated when position limits are set. No further adjustments are required, unless the defaults do not suit the application.

  • Page 49: Delay After Stop

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.8.6 Delay After Stop Default setting = 0 seconds To change from the default setting, select “NO” to adjust the length of delay time after the actuator stops modulating. The delay after stop is adjustable from 0-60 seconds.

  • Page 50: Modutronic Lcd Display

    Limitorque service at (434) 528-4400. The MX is equipped with the ability to either hardwire to digital inputs for control, set-up for analog control (Modutronic), or control via network protocols. In order to utilize this feature, then select “Multi-control mode” operation located in Section 4.16, Remote Mode.

  • Page 51: Network Address

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.9.2 Network Address Default = 1 Network address allows user to assign a unique network address to an actuator. 1. The network address must be entered in accordance with the Instrument Data Sheet, and care must be taken to ensure that the same address is not used anywhere else in the same network.

  • Page 52: Proportional Band

    Limitorque service at (434) 528-4400. The MX is equipped with the ability to either hardwire to digital inputs for control, set-up for analog control (Modutronic), or control via network protocols. In order to utilize this feature, then select “Multi-control mode” operation located in Section 4.16, Remote Mode.

  • Page 53: Status

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.10.1 Status Default = ON FF Status enables user to change from the default condition to turn on and off the digital control capability of the actuator. 4.10.2 Analog Scale Default = 0-100 Analog scale allows the user to change the scaling of the analog input from the default.

  • Page 54: Comm Loss Delay

    Limitorque service at (434) 528-4400. MX Multi-control Mode Operation - The MX is equipped with the ability to either hardwire to digital inputs for control, set-up for analog control (Modutronic), or control via network protocols. In order to utilize this feature, then select “Multi-control mode”...

  • Page 55: Status

    PB Status enables user to change from the default condition to turn on and off the digital control capability of the actuator. 4.11.2 PB DP Operation Figure 4.15 illustrates the setup sequence for the MX/QX PB DP field unit. For proper operation, either Position Mode or Open/Close Mode must be selected.

  • Page 56: Comm Loss Delay

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 12. If YES is selected, COMM LOSS ACTION (NONE) – OK? is displayed. 13. For no COMM LOSS ACTION, select YES. For setting COMM LOSS ACTION, select NO. If POSITION is chosen, as action, COMM LOSS MOVE TO (XXX%)-OK? is displayed.

  • Page 57: Dn Option

    Limitorque service at (434) 528-4400. The MX is equipped with the ability to either hardwire to digital inputs for control, set-up for analog control (Modutronic), or control via network protocols. In order to utilize this feature, then select “Multi-control mode” operation located in Section 4.16, Remote Mode.

  • Page 58: Proportional Band

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.12.6 Proportional Band Proportional band is the range of errors between position and demand signal that will produce reduced speed (pulsing). Default = 5% To change from the default, select “NO” until the required value is displayed. The value is adjustable between 1% and 100%, in 1% increments.

  • Page 59: Hart Option

    Limitorque service at (434) 528-4400. The MX is equipped with the ability to either hardwire to digital inputs for control, set-up for analog control (Modutronic), or control via network protocols. In order to utilize this feature, select “Multi-control mode” operation located in Section 4.16, Remote Mode.

  • Page 60: Input Action

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.13.3 Input Action Default = User Input INPUT ACTION allows the user to set the input action as USER INPUT or POSITION SETPOINT. NOTE: If MULTI-DROP ENABLED was chosen, skip to POLLING ADDRESS. Otherwise, FAIL POSITION display is shown. In multi-drop mode the input is digital only (write PV over network), so there is no analog fail action.

  • Page 61: Change Clock

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.13.9 Change Clock CHANGE CLOCK allows the user to select the real time clock settings. Select NO if you do not wish to set the clock and the menus will return to CHANGE HART. Select YES to enable clock and set YEAR, MONTH, DAY, HOUR, MINUTE, and SECOND values.

  • Page 62: Status Function

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® S2a – Normally open contact at valve fully Close S2b – Normally open contact at valve fully Open Alarm Contacts (Optional/requires I/O board) R1 – Normally closed contact at valve fully Close R5 –...

  • Page 63: Valve Position

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.14.4 Valve Position This display will appear only if the function “MID-TRAVEL POSITION” has been selected. Toggle “NO” until the display indicates the required value of percentage “OPEN” at which the contact should trip. If the contact has been selected as normally closed, then it will close when the trip point has been reached, with the actuator moving in the open direction.

  • Page 64: Pulse Time - Off

    4.16 Analog Output The MX offers an optional, configurable analog output feedback signal. The User may select between APT (Analog Position Transmitter) or ATT (Analog Torque Transmitter) functionality. Each selection is defined below. Figure 4.21 – Change analog out...

  • Page 65: Figure 4.22 - Change Analog Out Voltage - Apt

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Figure 4.22 – Change analog out voltage – APT CALIBRATE 10VDC HIGH SIGNAL? If 5VDC option selected: “5VDC” will be displayed. SAVE SETTINGS? ANALOG OUT OFFSET POLARITY 10VDC CALIBRATE 2VDC VOLTAGE-OK?

  • Page 66: Figure 4.24 - Change Analog Out Voltage - Att

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Figure 4.24 – Change analog out voltage – ATT CALIBRATE 10VDC HIGH SIGNAL? If 5VDC option selected: “5VDC” will be displayed. SAVE SETTINGS? If 5VDC option selected: “POLARITY 5VDC” will be displayed.

  • Page 67: Apt Polarity Option

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.16.1 APT Polarity Option The APT option provides a 4-20 mA feedback signal proportional to valve position. APT is connected at terminals 17 and 18 for 4-20 mA output. Consult actuator wiring diagram for details.

  • Page 68: Remote Mode

    Figure 4.27 – Local control The single phase MX uses a brushless DC motor which is load sensitive. If the run torque load is greater than 30% of the torque setting, there is a possibility that the output RPM speed will decrease. For that reason a “Run Load Alarm”...

  • Page 69: Led Customization

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® • Maintain mode: the unit will operate continually in either direction when the black knob is actuated and released, until the position of the black knob is changed or the red knob is changed from “LOCAL” to either “STOP” or “REMOTE.”...

  • Page 70: Inhibit

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.18.2 Inhibit Default = INHIBIT>ESD To Customize the Settings: Select “NO” to choose: • “ESD>INHIBIT” – ESD overrides active inhibit signal • “INHIBIT>ESD” – Active inhibit signal will override ESD NOTE: Removing the wires to these terminals can disable active inhibits.

  • Page 71: Overtorque

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.18.7 Overtorque* Default = OVERTORQUE>ESD To Customize the Settings: Select “NO” to choose: • “ESD>OVERTORQUE” – ESD overrides overtorque situation • “OVERTORQUE>ESD” – Overtorque situation overrides ESD * See CAUTION on Figure 4.29.

  • Page 72: Torque Switch Timer

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.18.12 Torque Switch Timer Default = TORQUE TIMER>ESD To Customize the Settings: Select “NO” to choose: • “ESD>TORQUE TIMER” - ESD overrides torque switch timer • “TORQUE TIMER>ESD” - Torque switch timer overrides ESD Change ESD Overrides 4.19 Inputs...

  • Page 73: Status

    Select “NO” to choose whether the inhibit is “ON” or “OFF.” 4.19.3 Custom Input Mode #1 – Momentary ESD/PSESD (Optional) Custom software is available for the MX that permits the User to establish certain performance characteristics for partial stroke (PS) testing and momentary contact closure ESD.
  • Page 74 Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Input 3 (normal default – stop) terminal 26: • Set as enabled, ESD release function, signal absent = active Input 4 (normal default – open) terminal 25: • Set as enabled, ESD Release function, signal present = active Input 5 (normal default –...

  • Page 75: Figure 4.29 - Custom Input Modes

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Figure 4.29 – Custom input modes flowserve.com...

  • Page 76: Custom Input Mode #2 - Momentary Esd/Cse (Optional)

    4.19.5 Custom Input Mode #3 – ESD Time Delay Relay Custom software is available for the MX that permits the User to establish certain performance characteristics for ESD. NOTE: These three inputs are normally all configurable. However, when this custom mode is enabled, the customer still retains the ability to change inputs 1 and 2 to their choosing, but Input 0 will always remain ESD.

  • Page 77: Custom Input Mode #4 - Multi-Position Mode (Optional)

    Input 5 (normal default – Close) terminal 27 4.19.6 Custom Input Mode #4 - Four-position Mode (Optional) Custom software is available for the MX that permits the User to establish certain performance characteristics for Four Position controls for remote and local operations.

  • Page 78: Limigard Controls

    4.19.7 Limigard Controls The Limigard controls is available for the MX that presents the user with redundant inputs at Inputs 0 and 5 for close, Inputs 1 and 4 for open, and Inputs 2 and 3 for stop. Both inputs need to be asserted in order for the actuator to move open or close.

  • Page 79: Sil Mode - Enhanced Sil (Optional)

    SETTINGS? 4.19.9 SIL Mode – Enhanced SIL (Optional) Custom software is available for the MX that permits the User to establish certain performance characteristics for partial stroke (PS) testing and momentary contact closure ESD. NOTE: These three inputs are normally configurable. When this SIL mode is enabled, input 0 is configurable to 2 wire control, user defined or inhibit.

  • Page 80: Table 4.1 - Digital Input Terminals

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Table 4.1 – Digital input terminals Negative Switching (Positive Earth) Mode Input 0 Input 1 Input 2 Input 3 Input 4 Input 5 2-wire configurable open not used configurable not used...

  • Page 81: Figure 4.33 - Sil Control (Enhanced)

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Input 2 (normal default - Close Inhibit) terminal 35: • Set as enabled, partial stroke enable function, signal absent = active The partial stroke enable signals are setup as redundant signals for safety. There are two signal inputs, and BOTH must be in the active state.

  • Page 82: Monitor Relay

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.20 Monitor Relay The monitor relay indicates the actuator is available for remote operation. The monitor relay will de-energize on loss of power or if any of the following functions become active: Normal operation Each selection is User configurable.

  • Page 83: Diagnostic Reset

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 4.21 Diagnostic Reset For diagnostic purposes the following parameters are recorded at certain points in the valve travel on every opening and closing stroke: • Proportional measurements of torque • Drive sleeve turns •...

  • Page 84: Lcd Contrast

    Torque boost increases the capacity to move valves under conditions of low temperature or extreme valve stiffness. In the default setting, the MX will permit more output torque up to the unit’s maximum torque rating when the tempera- ture falls below 32°F (0°C). When configured as ON, torque boost will be present under all conditions regardless of...

  • Page 85: Motor Thermostat

    (DISABLED ) 4.26 Change Valve Data “Change Valve Data” allows the user to identify the type of valve the MX actuator is mounted to. • Select “YES” to “Change Valve S/N?” Then select “YES” to “ENTER DIGIT” displays. • Select “NO” to choose the required number or letter for each digit of the valve S/N, up to a maximum of 16 digits.

  • Page 86: Change Port

    4.27 Change Port The MX can have new firmware loaded via the local port connections (refer to wiring diagram) or via the IRdA port, located on the LCD board and accessible via the sight glass. If supplied, enable the optional “Bluetooth Port” for remote configuration and access of DIagnostic information.

  • Page 87: Troubleshooting

    • View MC Faults 5.2 Troubleshooting Problems/Corrective Action (Refer to LMENIM2314, MX Maintenance and Spare Parts and the standard wiring diagram in the Section 3.3, Electrical Connections). We recommend that only Limitorque service personnel perform this operation. 1. Switch off the main power supply and 24 VDC supply at terminals 6 and 7 (if used).

  • Page 88: Jammed Valve Detected

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 3. Remove any wiring that has been connected to terminals 21, 22, 23 and 24. 4. Switch on main power supply. 5. Measure VAC at 23, 24 – should be 110 VAC if actuator is supplied with optional 110 VAC circuit. If no power, check fuses FS1, FS2 (600 VAC, 1 A, fast acting, 10.3 x 38.1 mm tube) and FS3 (250 VAC, 0.1A, time delay, 5 x 20 mm...

  • Page 89: Actuator Operates But Does Not Drive Valve

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® NOTE: To free a jammed valve from the “CLOSE” or “OPEN” position, engage manual override and attempt to unseat it using the handwheel drive. If a rising stem valve is jammed in the close position, loosen the fixing bolts that attach the thrust base to the valve.
  • Page 90 Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® “---% OPEN, THERMISTOR” – There is a failure with the motor thermistor “---% OPEN, KNOBS” – There is a failure with the local knobs “---% OPEN, DDC NOT PRESENT” – DDC board expected but not found (missing or not communicating) “---% OPEN, FF NOT PRESENT”...

  • Page 91: Figure 5.1 - Initialize Routine

    RAM Error The MX processor continually checks RAM for memory corruption errors. If corruption is detected, the processor will force a reset to clear RAM. The LCD will temporarily display the following prior to this reset: “XXX% OPEN”...

  • Page 92: View Diagnostics

    ® Figure 5.2, Single phase only Initialize Routine Run Load Alarm – Single phase MX only The run load and LCD torque setting need to follow the requirements of the table below. If the run load exceeds the table value, the output RPM of the actuator may be reduced when compared to the nameplate value. The run load alarm feature may report a reduced speed if the run load exceeds the table values.

  • Page 93: View Hardware Status

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Figure 5.3 – Diagnostic overview VIEW VIEW VIEW VIEW VIEW DIAGNOSTICS? HARDWARE? MOTOR STATUS? IDENTIFICATION? OPERATION LOG? VIEW VIEW VIEW VIEW POWER SUPPLY? TORQUE PROFILE? QA DATA? ERROR CODE? VIEW QA STAMP...

  • Page 94: View Motor Status

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Figure 5.5 - View three phase ACV hardware status VIEW NOTE 1: If ordered. HARDWARE NOTE 2: Reserved for future. LimiGard functionality through monitor relay. (See NOTE 1) (See NOTE 1)

  • Page 95: View Power Supply

    The software revision number is necessary when option boards are ordered. FIGURE 5.10 – VIEW IDENTIFICATION ORDER # FIRMWARE REV. VIEW TAG # SERIAL # IDENTIFICATION? MOV257 -OK? M002567 -OK? 366765F -OK? E654 *Network revisions will only be displayed if the optional network board is installed within the MX. flowserve.com...

  • Page 96: View Torque Profile

    -OK? -OK? *Network revisions will only be displayed if the optional network board is installed within the MX. 5.8 View Torque Profile The information contained in the “TORQUE PROFILE” dialog provides indication of the condition of the valve relative to the last time that the “DIAGNOSTIC RESET”...

  • Page 97: View Operation Log

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 5.9 View Operation Log The “OPERATION LOG” provides information to assist in the maintenance program for the actuator because it indicates the total number of actuator turns, contactor operations, motor run time, and declutching operations since the actuator was manufactured.

  • Page 98: View Dnet Status

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® 5.10 View DNET Status? Figure 5.14 – View DNET status NOT ONLINE - VIEW VIEW VIEW OFF - NEXT? NEXT? NETWORK STATUS? DNET STATUS? MODULE STATUS? (ONLINE) (OPERATIONAL) (CONNECTED) (STANDBY) (RECOV FAULT)
  • Page 99 Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® “ONLINE” = Device is on-line but has no connections in the established state. • The device has passed the SELF test, is on-line, bus has no established connections to other nodes.

  • Page 100: Maintenance

    Maintenance and Spare Parts. 6.1 Lubrication MX actuators are oil-filled, as standard, using Mobil SHC 632. Exxon Teresstic SHP 320 may be used as a direct substitute. These products are synthetic machine oils suitable for ambient temperatures of -20°F to 250°F (-30°C to 120°C).

  • Page 101: Regulatory Information

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Regulatory Information Application of Council Directive(s) 2004/108/EC; EMC Directive 2006/42/EC; Machinery Directive 2003/10/EC; Airborne Noise Directive 2014/34/EU; ATEX Directive Standard(s) to which Conformity Is Declared ATEX Harmonized Standards EN 60079-1:2007 EN 60079-7:2007...
  • Page 102 Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Materials of Construction Terminal & Control Covers- Aluminum Alloys 380 or 383 CS Station- Aluminum Alloy 319 Nameplate - Stainless Steel Housing- 356-T6 Aluminum Window- Heat tempered Soda Lime Glass Antenna Cover - Polytetrafluoroethylene...
  • Page 103 Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® FMG10.0023X MX Single Phase certification Ex db eb IIB or IIC T4 Gb FM16ATEX0017X and notified body: Ex tb IIIC T135C Db FM Approvals LTD 1 Windsor Dials Tamb -20˚C to +60˚C Windsor, Berkshire, UK.

  • Page 104: Specific Conditions Of Use (Denoted By X After The Certificate Number) For Atex And Iecex Applications

    6. Stainless steel, A2 or A4, ISO Class 70, M10/M16/M20 socket-head cap screws (Yield Stress 450 MPa) shall be permitted as an alternative to the ISO Class 12.9 socket-head cap screws on MX-140 (180 frame) or MX-150 motor compartments.

  • Page 105: Mx Electronic Actuator Fcd Lmenim2306-09-Aq - 08/17

    IEC61000-4-11 (C) 3 dips, 10 sec apart > 95% interrupt for 5 sec @ 50/60 Hz EMC - standards to which the single phase ACV MX actuator complies: Applicable Emissions standards EN61326-1 (CISPR11) Industrial Environments - Class A - Test Limits & Levels 330 MHz to 230 MHz 40 dB (μV/m)

  • Page 106: Single-Phase Mx Full Load Amperage Values (Fla)

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Single-Phase MX Full Load Amperage Values (FLA) The product nameplate lists Full Load Amperage values at 40°C. The Full Load Amperage values vary with temperature. The change in FLA over temperature is shown in the tables below.

  • Page 107: Figure 7.1 - Typical Three-Phase Iec Nameplate

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Figure 7.1 – Typical three-phase ACV IEC nameplate flowserve.com...

  • Page 108: Figure 7.2 - Typical Single Phase Mx Iecex Nameplate

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Figure 7.2 – Typical Single Phase MX IECEx Nameplate...

  • Page 109: Figure 7.3 - Typical Three Phase Mx Atex Nameplate

    Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Figure 7.3 – Typical Three Phase MX ATEX Nameplate flowserve.com...
  • Page 110 Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® Figure 7.4 – Typical ATEX single phase MX nameplate (64-682-0064)
  • Page 111 Limitorque MX Electronic Actuator FCD LMENIM2306-09-AQ – 08/17 ® flowserve.com...
  • Page 112 Flowserve Corporation has established industry leadership in the design and manufacture of its products. When properly selected, this Flowserve product is designed to perform its intended function safely during its useful life. However, the purchaser or user of Flowserve products should be aware that Flowserve products might be used in numerous applications under a wide variety of industrial service conditions.

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