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MMXI-200 Instruction Manual
Rev 0.0 (Preliminary)
6-4-2008
Confidential
www.multimetrixs.com
Page 1

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Summary of Contents for Multimetrix MMXI-200

  • Page 1 MMXI-200 Instruction Manual Rev 0.0 (Preliminary) 6-4-2008 Confidential www.multimetrixs.com Page 1...
  • Page 2: Table Of Contents

    SUMMARY This document describes the functionality of the MMXI-200 RST Sensor Controller. The information is based on firmware version 1.0B. CONTENTS Electrical Connections page 3 Setup page 4 Operation page 4 Touchscreen Display page 5 Serial Command Protocol page 7...
  • Page 3: Electrical Connections

    Electrical Connections The three connectors located on the back of the MMXI controller box are listed below: Line supply input The power entry module must be provided with a clean 100VAC at 50-60 Hz. The power switch and fuse drawer are also incorporated into the power entry module. Under normal operating conditions, the fuses should not blow.
  • Page 4: Setup

    Setup Care should be taken with use of the RST Sensor and its cable. The cable is not designed for repeated flexures and should be fixed in a position to minimize unnecessarily sharp bends in order to maintain good signal quality and cable life. First mount the sensor to your fixture for making measurements and connect the sensor cable to the back of the controller box.
  • Page 5: Touchscreen Display

    Touchscreen Display When the controller is first powered on, the display will be blank for a few seconds as the system boots up. The first screen displayed is shown only briefly at startup and contains the Multimetrixs logo controller model. Powerup splash screen Next, the main screen will be displayed.
  • Page 6 Touchscreen Display (Continued) The button labeled “SETUP” is used to enter the setup screen shown below. Setup Screen A description of each varaible in the setup screen is listed below: VER: Firmware version number and revision letter SENSE: Raw sensor magnitude (unitless) LEVEL: Raw excitation level used only for diagnostics (unitless) FREQ:...
  • Page 7: Serial Command Protocol

    Serial Command Protocol The host communicates with the MMXI controller via serial commands sent over RS232. All commands should be terminated with a carriage return or semicolon character. If the command fails parsing, the MMXI controller will return a question mark followed by a carriage return to indicate a general syntax error.
  • Page 8: Configuration Commands

    Configuration Commands: The configuration settings are loaded from user non-volatile memory on powerup. If the user non-volatile memory is corrupt, the settings will be loaded from the factory defaults. mfas Description: Saves all of the current working configuration settings into user non- volatile memory.
  • Page 9: Calibration Commands

    Calibration Commands: Description: Initiate a calibration of the sensor. Command: XCC<CR> Resonses: X<CR> Successfully initiated (Check for completion with XCS) F<CR> Failed initiation ?<CR> Syntax failure Description: Aborts the current calibration prior to completion. Command: XCQ<CR> Responses: X<CR> Successfully aborted calibration F<CR>...
  • Page 10: Measurement Commands

    Measurement Commands: XRSE Description: Reads the current raw magnitude of the RST Sensor. Command: XRSE<CR> Responses: X<s16><CR> Successfully returns the measurement data value F<CR> Failed execution ?<CR> Syntax failure XRTi Description: Reads the current internal temperature of the MMXI controller. Value is in units of 1/16 degrees Celsius.
  • Page 11: Maintenance

    Maintenance The MMXI-200 Sensor Controller and the RST Sensor should be handled with care as is common with sensitive laboratory equipment. Under these conditions, the system should work reliably. If the touch screen display needs to be cleaned, gently wipe with a damp, non-abrasive, cloth and dry immediately.
  • Page 12: Firmware Updates

    Firmware Updates When new firmware is available from Multimetrixs for the MMXI controller, it will be supplied in the form of an executable utility file. The utility program may be run on a Windows PC connected to the MMXI controller via an available RS232 port on the PC. The connection is the same as previously described for normal serial communications with the controller.
  • Page 13 Firmware Updates (continued) Once you have connected with the MMXI controller and the “Connected” checkbox remains checked, you may issue commands using the “COMMAND” edit box. Commands may be typed and edited within the “COMMAND” edit box and nothing will be sent to the controller until the user presses the “ENTER”...
  • Page 14: Mechanical Dimensions

    Mechanical Dimensions Confidential www.multimetrixs.com Page 14...
  • Page 15: Notes

    Notes Confidential www.multimetrixs.com Page 15...

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