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Metronics Gage-Chek User Manual

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Summary of Contents for Metronics Gage-Chek

  • Page 1 ® Gage-Chek User’s Guide...
  • Page 3 ® Gage-Chek User’s Guide Metronics, Inc. Bedford, New Hampshire, USA...
  • Page 4 Disclaimer Disclaimer Disclaimer Metronics Inc. shall not be liable to the purchaser of this product or third parties for damages, losses, costs, or expenses incurred by the purchaser or third parties as a result of: accident, misuse, or abuse of this product or unauthorized modifications, repairs, or alterations to this product, or failure to strictly comply with Metronics Incorporated’s...
  • Page 5 Conventions & T Conventions & T erms System refers to the Gage-Chek and the measuring devices connected to Icons This guide uses the following icons to highlight information: WARNING The raised hand icon warns of a situation or condition that can lead to personal injury or death.
  • Page 6 General Maintenance General Maintenance General Maintenance Unplug the Gage-Chek from the wall outlet and seek the assistance of a qualified service technician if: • The power cord is frayed or damaged or the power plug is damaged • Liquid is spilled or splashed onto the enclosure •...
  • Page 7 System Configuration & Setup All system setup and configuration must be performed by an experienced Metronics equipment user. Any time the Gage-Chek is connected to a new encoder or transducer, it is necessary to perform configuration and setup again. WARNING Electrical shock risk: do not open the Gage-Chek enclosure.
  • Page 8 Guide P Guide P Guide Part Number art Number art Number art Number Guide P Guide P art Number Guide Part Number: 11A10525 Guide Printing History Guide Printing History Guide Printing History Guide Printing History Guide Printing History First Printing: Revision 1 March, 2003 Second Printing:...

  • Page 9: Table Of Contents

    Testing the printer connection ................2-8 Connecting a computer ................... 2-9 Test 1: Communication from the Gage-Chek to computer ......2-10 Test 2: Communication from computer to Gage-Chek and back ..... 2-11 Wiring the relay output connector ................ 2-11 Warranty registration form ..................2-13 Repackaging the Gage-Chek for shipment .............
  • Page 10 Contents Applying a dimension’s parameters to all dimensions ..........3-8 Entering the supervisor password ................3-9 Essential setup requirements ................... 3-9 Setup screen descriptions ..................3-10 About screen ....................3-10 Language ....................3-10 System information ................3-10 Dimensions screen ................... 3-11 Part number ..................
  • Page 11 ® Gage-Chek User’s Guide Specifying the channel ................3-33 Resolution ..................... 3-33 Units of measure .................. 3-34 Reversing polarity ................. 3-34 Channel input type ................3-34 Reference marks ................... 3-35 Machine zero count offset ..............3-36 Notify errors ..................3-36 Interpolation ..................
  • Page 12 Contents Records printed..................3-55 Report characters screen .................. 3-56 Send screen ...................... 3-57 Auto send record .................. 3-57 Send data content ................3-57 Records to send ..................3-58 Send characters screen ..................3-58 Parallel screen ....................3-60 Parallel retry ..................3-60 Data ......................
  • Page 13 ® Gage-Chek User’s Guide Data entry message ................3-80 Calibration points required ..............3-81 Allow full calibrations ................3-81 Switch view................... 3-82 LVDT average count ................3-82 Supervisor screen ..................... 3-83 Password ....................3-83 Part settings ..................3-83 Datuming....................3-83 Performing set ..................
  • Page 14 Contents Inverse trig functions ..................4-24 Absolute value function ................... 4-24 Modulo function ....................4-25 Integer function ....................4-25 Logical operations and comparisons ..............4-26 If Function..................... 4-27 Case function ..................4-28 Min and Max functions ..................4-29 Data lookup function ..................4-31 Sequential measurements (Sequence function) ..........
  • Page 15 ® Gage-Chek User’s Guide LCD Screens and menus ..................5-6 Screen navigation ..................5-6 DRO screen ....................5-6 View screens ...................... 5-6 Dimension value graph screen (SPC subgroups of 1) ........5-6 Dimension histogram screen (SPC subgroups of 1) ........5-8 Bar and dial screens ................
  • Page 16 Using SPC-IV® ......................6-9 Connecting to a computer using SPC-IV® ............6-9 Preparing to send data to SPC-IV® ............. 6-14 Sending data from the Gage-Chek to SPC-IV® ..........6-15 Printing reports ...................... 6-16 ASCII codes ......................6-17 Controlling the Gage-Chek using ASCII command codes ........ 6-19 Using Hyperterminal ..................
  • Page 17 The Gage-Chek supports 1,4 or 8 input channels that can be algebraically combined or processed by powerful math and control formulas to display dimensions such as flatness, volume and runout.
  • Page 18 Chapter 1 Overview The intuitive user interface will be familiar to users of the QC200 and other Metronics products, and includes a large-character color LCD for fast and accurate measurement feedback. User interface screens include bar and dial position indicators, graphs and histograms of measurement statistics and tables of measurement and SPC data.
  • Page 19 The compact ergonomic design and adjustable-tilt front panel of the Gage-Chek allow users to locate and mount the instrument in a wide variety of environments to accommodate nearly any viewing requirement. The tilt front panel can be adjusted and secured in any convenient position.
  • Page 20 Chapter 1 Overview An optional foot switch and remote keypad are available for control of Gage-Chek functions or data entry when the user is not close to the front panel.

  • Page 21: Unpacking And Installation

    Unpacking and Installation The Gage-Chek is easy to install in a variety of basic and advanced measurement applications. This chapter describes how to unpack, install and test the basic connections to the Gage-Chek. Repackaging instructions are also included for return shipments and for OEM customers that are configuring a Gage-Chek and shipping it to an end-user.

  • Page 22: Assembling The Mounting Stand

    Assembling the mounting stand Assembling the mounting stand Assembling the mounting stand Assembling the mounting stand The Gage-Chek is secured to the swivel slots of the mounting stand by a shoulder screw, a cap screw and associated washers as shown below.

  • Page 23: Safety Considerations

    Assemble the Gage-Chek to the mounting stand as shown. Tighten the shoulder screw (1), and then tighten the cap screw (5) and washers (3 & 4) so that the Gage-Chek can be adjusted to various tilt positions and will be secure in any position.

  • Page 24: Connecting Channel Input Devices

    Industrial quality surge suppressors are recommended. Surge suppressors found in inexpensive power strips are insufficient to protect the Gage-Chek from damage. Liquids Do not spill or splash liquids on the Gage-Chek enclosure. Connecting channel input devices Connecting channel input devices Connecting channel input devices...

  • Page 25: Setting Up Channel Input Devices

    Connecting the optional foot switch and remote k eypad eypad The optional foot switch and remote keypad are connected to the RJ 45 connector on the left side of the Gage-Chek. Foot switch/Remote keypad connector Typically, either the optional foot switch or remote keypad is used.

  • Page 26: Testing The Foot Switch And Remote Keypad Connection

    Apply power to the Gage-Chek and press a foot switch or remote keypad Key. Listen for a beep each time a switch or Key is pressed. This audible beep indicates that the foot switch or keypad is working and connected properly.

  • Page 27: Connecting A Printer

    RS 232 serial data. Verify that the Gage-Chek and printer power are off. Connect the printer to the parallel port connector on the rear panel of the Gage-Chek. Make sure the connections are tight, but be careful not to over-tighten the connector screws.

  • Page 28: Testing The Printer Connection

    Reconnect the printer to the parallel port of the Gage-Chek. Make sure the connection is tight, but do not over-tighten the connector screws. Apply power to the Gage-Chek, and then to the printer. Press any key of the Gage-Chek to display the DRO screen, and then press the Printer...

  • Page 29: Connecting A Computer

    Connecting a computer Connecting a computer Connecting a computer Verify that the Gage-Chek and computer power are off. Connect a computer serial port to the Gage-Chek RS-232 port using a standard straight-through serial cable. Make sure the cable connectors are tight, but do not over-tighten the connector screws.

  • Page 30: Test 1: Communication From The Gage-Chek To Computer

    Test 2. If no data file is displayed, make sure the serial port settings match those of the Gage-Chek. If the problem persists, turn the Gage-Chek and computer power off and disconnect the serial cable from the Gage-Chek and from the computer.

  • Page 31: Test 2: Communication From Computer To Gage-Chek And Back

    User’s Guide Apply power to the computer, and then to the Gage-Chek. Press the Enter key of the Gage-Chek to display the DRO screen. Press the Menu Softkey, press the Extra Softkey and then scroll to highlight the Send function. Press the Enter key to transmit data.
  • Page 32 Electrical characteristics of the relay contacts are contained in Chapter 8: Reference Material. Relay operation is controlled by formulas created in the Formula setup screen. Testing the operation of the relay requires an understanding of formula creation in the Gage-Chek and is not discussed here. 2-12...

  • Page 33: Repackaging The Gage-Chek For Shipment

    2) Repackage the foam and cardboard carton inserts as originally shipped from the factory. 3) Place the Gage-Chek into shipping carton with the LCD facing CAUTION The LCD must be inserted face up to prevent damage to the LCD screen.
  • Page 34 Chapter 2 Unpacking and Installation What’s next? What’s next? What’s next? What’s next? What’s next? Proceed to Chapter 3: Setup and then to Chapter 4: Formulas to configure your Gage-Chek for use. 2-14...

  • Page 35: The Setup Menu

    Setup The operating parameters of the Gage-Chek must be configured prior to using the system for the first time, and any time part measurement, reporting or communication requirements change. Day to day use of the Gage-Chek does not require re-configuration of system settings.

  • Page 36: Printing Gage-Chek Configuration Settings

    Printing Gage-Chek configuration settings Printing Gage-Chek configuration settings Printing Gage-Chek configuration settings Printing Gage-Chek configuration settings Printing Gage-Chek configuration settings All of the Gage-Chek configuration settings and formulas can be printed by pressing the Print key while displaying any setup screen.

  • Page 37: Accessing The Setup Menu

    ® Gage-Chek User’s Guide Accessing the Setup Menu Accessing the Setup Menu Accessing the Setup Menu Accessing the Setup Menu Accessing the Setup Menu The Setup menu is accessed from the DRO screen by pressing the Menu softkey, then pressing the Setup softkey.
  • Page 38 Chapter 3 Setup Scroll up and down through setup screen functions using the up and down Cursor keys to highlight the desired field. Press down Cursor key New input field highlighted Dimension softkeys The dimension softkeys can be used to move to the top or bottom of the setup menu or to page up or down through the setup menu as shown below: Top of menu...

  • Page 39: Entering Numbers

    ® Gage-Chek User’s Guide Entering Numbers Entering Numbers Entering Numbers Entering Numbers Entering Numbers Enter numbers into the highlighted setup screen fields using the numeric keypad. Press 0.0001 numeric keys Number entered in highlighted field Deleting Numbers and Alpha Entries...

  • Page 40: Entering Softkey Choices

    Chapter 3 Setup Press the Cancel key to erase alpha characters in the message line. Press the Cancel key Press the Cancel key Two alpha characters erased to erase the letter “e” to erase the letter “l” Entering Softk Entering Softk ey Choices ey Choices Entering Softk...

  • Page 41: Storing A Parameter

    ® Gage-Chek User’s Guide Storing a P Storing a Parameter Storing a P arameter arameter arameter Storing a P Storing a P arameter Press the Enter key to store the highlighted value and advance to the next setup field. Press the Finish key to store the value and return to the setup menu.

  • Page 42: Applying A Dimension's Parameters To All Dimensions

    Chapter 3 Setup Storing all P Storing all P Storing all Parameters and Returning to the DRO Screen arameters and Returning to the DRO Screen arameters and Returning to the DRO Screen arameters and Returning to the DRO Screen Storing all P Storing all P arameters and Returning to the DRO Screen Press the Finish key to store all...

  • Page 43: Essential Setup Requirements

    Essential Setup Requirements Essential Setup Requirements The essential, or minimum setup required to begin conducting measurements with the Gage-Chek are diagrammed below. Additional setup will be required to utilize the full SPC, reporting, data communication and other capabilities of the Gage-Chek system.

  • Page 44: Setup Screen Descriptions

    Setup Screen Descriptions The setup screen descriptions are presented in the order of their appearance in the setup menu. The first time the Gage-Chek is configured, the order of setup screen use should follow the essential setup requirements diagram on the previous page, and then continue in the order that best satisfies the application or the user’s preferences.

  • Page 45: Dimensions Screen

    CAUTION Changing dimension labels will erase any data already associated with the dimension in the Gage-Chek database. Dimension labels consist of a single alpha or numeric digit. Alpha labels can be in the range from A to Z and numeric labels can be from 0 to 9.

  • Page 46: Labeling Dimensions

    Chapter 3 Setup Labeling Dimensions Use the Dec or Inc softkey to decrement or increment the dimension label to the desired alpha or numeric character. The dimension labels specified in these examples were for the calculation of volume based on measurements of the length, height and width of a rectangular solid.

  • Page 47: Formats Screen

    ® Gage-Chek User’s Guide copied to. Press the OK softkey to copy the labels, then press OK again to return to the Dimension setup screen. CAUTION Changing dimension labels for, or copying label to an existing part will erase all the data for that part.

  • Page 48: Display Resolution

    Chapter 3 Setup NOTE The dimension can be toggled between Radius and Diameter later from the DRO screen using the Extra menu. This feature can also be mapped to other keys using the Hot Keys setup screen. Use the Radius or Diam softkeys to specify the radius or diameter measurement type.

  • Page 49: Specifying Linear Display Resolution

    ® Gage-Chek User’s Guide Specifying Linear Display Resolution Highlight the MM Disp Res or Inch Disp Res field, and then enter the desired display resolution. Specifying Angular Display Resolution Highlight the DMS Disp Res (degree, minute, second) or DD Disp Res (decimal degrees) field, and then enter the desired display resolution.

  • Page 50: Formula Screen

    Chapter 3 Setup Formula screen The Gage-Chek uses formulas to define and display dimensions based on channel inputs. These formulas can be constructed by the user to display: • One dimension based on one channel (shown below) • One dimension based on multiple channels •...

  • Page 51: Tolerances Screens

    ® Gage-Chek User’s Guide Tolerances screens The tolerances screens contain fields for specifying nominal values, upper/ lower warnings, upper/lower limits and minimum/maximum bar graph levels for each dimension. An audio alert can also be specified for warnings, limits, or both.

  • Page 52: Specifying A Dimension

    Chapter 3 Setup Highlight the Tolerances menu item, and then use the right Cursor key to access items in the right portion of the screen. Specifying a Dimension Use the Dec or Inc softkey to specify the desired dimension. Specifying Nominal Values and Tolerances Nominal values and tolerances can be specified as a nominal value with +/- tolerances, or as a nominal value with fixed limits.
  • Page 53 ® Gage-Chek User’s Guide Nominal with Fixed Limits Press the Limits softkey to specify a nominal value with fixed limits. Highlight the desired fields, and then use the numeric keypad to enter values. The example below of 2mm ± 0.005mm is used to show a nominal value with fixed limits.
  • Page 54 Chapter 3 Setup Nominal with ++ - - Tolerances The +/- Tolerances screen can be used to enter tolerances on either side of a nominal value as discussed above, or to enter a range of acceptable tolerances entirely above or below a nominal value as shown below. Acceptable range of values ++ Tolerance Acceptable range of values...
  • Page 55 ® Gage-Chek User’s Guide Step 3 Enter the low end of the positive tolerance range into the - Warn, - Limit and - Min fields. Step 4 Highlight the - Warn field and press the ++ - - softkey to change the field to + Warn.
  • Page 56 Chapter 3 Setup Step 1 Enter the low end of the negative tolerance range into the - Max, - Limit and -Warn fields. Step 2 Enter the Nominal value. Step 3 Enter the high end of the negative tolerance range into the + Warn, + Limit and + Min fields.

  • Page 57: Specifying Audio Alert

    ® Gage-Chek User’s Guide Specifying Audio Alert Audio alerts can be specified that sound when the specified dimension reaches warning and limit values. The audio alert sounds when a warning or limit threshold is crossed, and will not sound again...

  • Page 58: Spc Screen

    Chapter 3 Setup SPC screen The SPC screen contains fields for specifying statistical process control parameters including the Subgroup (sample) Size and Max (number of) Subgroups stored, upper and lower mean control limits, and upper and lower range control limits. Record ID numbers can also be viewed or changed.

  • Page 59: Max Subgroups

    ® Gage-Chek User’s Guide Max Subgroups Use the numeric keypad to enter the maximum number of subgroups to be contained for the specified dimension. Each dimension can contain samples in from 2 to 200 subgroups. Graph Pts Use the numeric keypad to enter...

  • Page 60: Specifying The Dimension For Control Limits

    By default, the UCL and LCL fields display the upper and lower (acceptance) limits specified earlier on the Tolerance setup screen. The limits are used by the Gage-Chek graphing software to scale the value axis of SPC graphs. CAUTION The UCL and LCL values shown on the SPC setup screen should not be altered after initial setup.

  • Page 61: And Ucl And Lcl

    ® Gage-Chek User’s Guide Ucl and Lcl Ucl and Lcl fields are displayed when the subgroup size is greater than 1. X Ucl and Lcl Ucl and Lcl are the likely limits of the values of in future subgroups. These limits are either...
  • Page 62 Chapter 3 Setup Ucl and Lcl Ucl and Lcl are the likely limits of the values of the r of future subgroups calculated on the basis of existing subgroup data. These limits are either entered manually or calculated (Recalc softkey) on the basis of existing subgroup data.

  • Page 63: Warning Percent

    ® Gage-Chek User’s Guide Warning Percent The Warning Per field is used to specify the upper and lower warning limits on the SPC charts as a percentage of upper and lower control limits. For example: When the Warning Per = 66 And: Ucl = 2.0000...

  • Page 64: Creating Header Labels

    Chapter 3 Setup The user text response to the prompt will be printed next to the prompt on the report. The example report at the right, and the screen below show label and prompt fields. Creating Header Labels Highlight the desired header field and press the Label softkey to define the field as a label.

  • Page 65: Creating Header Prompts

    ® Gage-Chek User’s Guide Use the SP character to include spaces. Press the Finish key to return to the Header setup screen. Creating Header Prompts Highlight the desired header field and press the Prompt softkey to define the field as a prompt.

  • Page 66: Memory Screen

    Chapter 3 Setup Use the SP character to include one space after the prompt, to separate the prompt message from the user’s text response. Press the Finish key to return to the Header setup screen. The Alpha Entry screen will be displayed with the prompt when the user presses the Print key in the graph, histogram, data and detailed data views.

  • Page 67: Channels Screen

    ® Gage-Chek User’s Guide Channels screen The Channels screen contains fields for configuring channel input device parameters for each channel. The Channels screen for encoders is slightly different that the Channels screen for transducers. The screens for both input devices are discussed below.

  • Page 68: Units Of Measure

    Chapter 3 Setup Units The Units field is used to specify encoder displacement or angular units of measure, or thermocouple temperature units of measure. Encoder units of measure can be inches, millimeters, angular or simply numeric. Thermocouple units of measure can be Celsius, Fahrenheit or numeric.

  • Page 69: Reference Marks

    Enter key to select the type. Reference Marks Encoder reference marks are used to home the system when it is started. The Gage-Chek can be configured to prompt the user to cross reference marks or to perform a hard stop machine zero prior to measurements.

  • Page 70: Machine Zero Count Offset

    Chapter 3 Setup Machine Zero Count Offset The M.Z.Cnts field is used to specify an offset count value for placing home at the desired position. NOTE The Machine Zero Count setup parameter has no meaning when a thermocouple is specified as the channel input device. When Acu-Rite C-scale encoders are used, a repeatable machine zero is calculated after two encoder reference marks are crossed.

  • Page 71: Interpolation

    ® Gage-Chek User’s Guide CAUTION Error notification should be active for nearly all configurations. Interpolation The Interpolation field is used to enter the specified interpolation factor for the encoder attached to this channel. NOTE Interpolation setup parameter has no meaning when a thermocouple is specified as the channel input device.

  • Page 72: Channel Screen For Transducers And Thermocouples

    Chapter 3 Setup Channel screen for transducers Highlight the Channel menu item, and then use the right Cursor key to and thermocouples access items in the right portion of the screen. Specifying the Channel Use the Dec or Inc softkey to specify the desired input channel. Resolution The resolution field specifies input resolution for LVDT transducer...

  • Page 73: Reversing Polarity

    ® Gage-Chek User’s Guide Units The Units field is used to specify transducer displacement units of measure, or thermocouple temperature units of measure. transducer units of measure can be inches, millimeters or simply numeric. Thermocouple units of measure can be Celsius, Fahrenheit or numeric.

  • Page 74: Hard Stop

    Highlight the Gain or Offset field and follow instructions that appear on the Gage-Chek screen for calibrating the the system to accommodate the output level or offset of the transducer connected to this channel. 3-40...

  • Page 75: Display Screen

    ® Gage-Chek User’s Guide Display screen The Display screen contains fields for configuring display parameters. Highlight the Display menu item, and then use the right Cursor key to access items in the right portion of the screen. Radix The Radix field is used to specify the radix displayed in numeric fields.

  • Page 76: Bar Orientation

    Chapter 3 Setup The Last setting can be selected to start the system using the last units that were active at shutdown. Angular measurements can be displayed in degrees, minutes and seconds or in decimal degrees. Linear measurements can be displayed in English or metric units of measure.

  • Page 77: Bar Display Type

    ® Gage-Chek User’s Guide Bar Display Type The Bar Display Type field is used to specify a bar graph or dial for dimension current value readings from a single channel. Use the Bar or Dial softkey to specify the desired display type.

  • Page 78: Hot Keys Screen

    Setup Hot Keys screen The Hot Keys screen is used to map frequently used Gage-Chek functions to front panel keys, remote keypad keys, and foot switch keys. This feature can save time by eliminating the need to navigate through menus to invoke a function, or by making a function more physically accessible.

  • Page 79: Unit Keys

    ® Gage-Chek User’s Guide Functions assigned to softkeys can only be invoked when the DRO screen is displayed. At other times, softkey functions are permanently assigned by the system for menu, screen and function selection or dimension selection. Unit Keys All unit keys except the decimal point and +/- keys are available for Hot Key mapping.
  • Page 80 Chapter 3 Setup The screen for each key type is shown below. Softkeys The first 4 softkeys under the LCD and the 4 Dimension softkeys at the right of the LCD. Unit Numeric front panel keypad keys 0 to 9. Remote Optional remote numeric keypad keys 0 to 9.

  • Page 81: Function Types

    No assignment will be made; this will not be a hot key. A key function will be assigned by pressing one of the front panel keys. Special A Gage-Chek system function will be assigned by scrolling and selecting from a menu. 3-47...

  • Page 82: Special Menu

    Chapter 3 Setup Special Menu The Special menu for dimension softkeys is different than the Special menu for the softkeys under the screen and for the unit, wide and footswitch keys. The difference is that while functions mapped to non- dimension softkeys can be quite broad in scope, the functions mapped to a dimension softkey apply only to the dimension associated (horizontally) with that specific key.
  • Page 83 ® Gage-Chek User’s Guide Recall Applies the last used datum preset to all dimensions. RsetDyn Resets the minimum or maximum values accumulated during dynamic measurements. Resets the associated single dimension. Send The Send function transmits the current value of the associated single dimension.
  • Page 84 Chapter 3 Setup DMS/DD Toggles between the current presentation of degrees/minutes/seconds and decimal degrees for angular measurements. Hold Toggle function that holds (freezes) or releases the current value of all dimensions. In/Mm Toggles between the display of current dimension values between inches and mm.
  • Page 85 ® Gage-Chek User’s Guide Relay The output states of Relay 1 and Relay 2 can be assigned to hot keys. The output states of each relay are independent of the other, and can be the de-energized (0), or energized (1) or toggled as shown below.
  • Page 86 Chapter 3 Setup RsetDyn Resets the minimum or maximum values accumulated during dynamic measurements. Resets all dimensions. Send The Send function transmits the current value of all dimensions. The Send function transmits data to a printer or a computer or both depending on parameters configured in the Parallel or RS232 setup screens.

  • Page 87: Reports Screen

    ® Gage-Chek User’s Guide Reports screen The Reports screen contains fields for specifying the contents and formatting of printed reports. Highlight the Reports menu item, and then use the right Cursor key to access items in the right portion of the screen.

  • Page 88: Lines Per Page

    Chapter 3 Setup Other selections should be made to adjust the print format to meet the requirements of individual reports. Lines per page Horizontal divider lines and lines of text are considered lines. Enter values into this field using the numeric keypad.

  • Page 89: Records Printed

    ® Gage-Chek User’s Guide Records printed The records printed on a report can include a range specified by the user, records not yet printed (New), all records in the database or only the selected records. Range The user will be prompted to specify the number of records to print.

  • Page 90: Report Characters Screen

    Multiple ASCII codes can be included in a single field when separated by spaces. NOTE ™ The Gage-Chek supports HP printers using the HP PCL data format. Highlight the Rep Chars menu item, and then use the right Cursor key to access items in the right portion of the screen.

  • Page 91: Send Screen

    ® Gage-Chek User’s Guide Send screen The Send screen contains fields for specifying the contents of record data files transmitted to other computers. The Auto Send record feature can also be enabled in this screen. Highlight the Send menu item, and then use the right Cursor key to access items in the right portion of the screen.

  • Page 92: Records To Send

    Chapter 3 Setup Records to Send The records transmitted can include a range specified by the user, records not yet transmitted (New), all records in the database or only the selected record. Range The user will be prompted to specify the number of records to transmit. The most recently acquired record will be transmitted.
  • Page 93 ® Gage-Chek User’s Guide Enter the required ASCII codes into the formatting fields using the numeric keypad. Fields are available for inserting ASCII control or character codes: • Before and after record data (Pre send and post send) • Before and after the header label (Pre label and post label) •...

  • Page 94: Parallel Screen

    Chapter 3 Setup Parallel screen The Parallel screen contains fields for specifying the number of parallel communication attempts and the type of data sent to the parallel (printer) port. Highlight the Parallel menu item, and then use the right Cursor key to access items in the right portion of the screen.

  • Page 95: Rs-232 Screen

    ® Gage-Chek User’s Guide RS-232 screen The RS-232 screen contains fields for specifying the RS-232 serial port settings for communication with a computer or serial printer. Highlight the RS-232 menu item, and then use the right Cursor key to access items in the right portion of the screen.

  • Page 96: Parity

    Chapter 3 Setup Parity The Parity field is used to specify odd or even parity for error checking, or to omit parity error checking. Use the None, Odd or Even softkeys to specify parity error checking parameters. Handshaking The Handshake field shows the type of synchronous signaling used by the system to prevent data collisions on the serial port.

  • Page 97: Data

    ® Gage-Chek User’s Guide Data Data can be sent to the serial port as a report formatted in the Report Setup screen, or as record data formatted in the Send Setup screen, or as both. The serial port can also be disabled for data transmission by selecting the None softkey.

  • Page 98: Slec Screen

    These SLEC correction coefficients are created by the Gage-Chek system using data provided by the user in the SLEC Setup screen. The SLEC setup data provided by the user consists of nominal and measured values of a standard, or standards that cover the entire input range.
  • Page 99 ® Gage-Chek User’s Guide The standard and observed values at the end of each segment are entered as data for a station in the SLEC Setup screen. For example, the standard and observed values at the end of segment 0 on the diagram are 400 and 400, and are entered in this screen for station 0.

  • Page 100: Slec Setup Procedure

    Chapter 3 Setup SLEC setup procedure The procedure for configuring the SLEC error correction is diagrammed and explained below. CAUTION Make sure that all encoder channel resolutions and machine zero references are properly configured, and that any required channel Set operations have been completed prior to configuring the SLEC feature.

  • Page 101: Cycle Power & Set Machine Zero

    Steps 4 and 5 cycle power to reestablish fresh machine zeros for all input channels. Step 4 Turn the Gage-Chek power switch off, wait for approximately 3 seconds and turn the power switch on again. Step 5 Press any key to initiate the Gage- Chek display.

  • Page 102: Clear Old Values & Disable Slec

    Chapter 3 Setup Clear Old Values & Disable SLEC Steps 6 through 13 disable the SLEC feature to isolate the SLEC data fields during the data entry process, and clear old SLEC values. Step 6 Press the Menu softkey, then the Setup softkey to reenter the setup menu. Step 7 Highlight the Supervisor menu item, and then press the right...
  • Page 103 ® Gage-Chek User’s Guide Step 8 Highlight the SLEC Setup menu item and use the right Cursor key to highlight the Channel field. If this is the first time that SLEC compensation is being configured, or if new SLEC values are being created for all encoders, then SLEC for all channels must be disabled.
  • Page 104 Chapter 3 Setup Step 12 If the Standard and Observed fields contain data, press the remove softkey to clear the data. The old station 0 data will be replaced by data from station 1. Continue pressing the remove key until the Standard and Observed fields are empty.

  • Page 105: Enter Machine 0 Offset

    ® Gage-Chek User’s Guide Enter Machine 0 Offset Steps 15 through 17 enter the offset count value from machine zero to the standard’s zero. Step 15 Highlight the MZ Offset field of the channel being configured. Step 16 Position the Channel’s probe against the standard’s zero surface.

  • Page 106: Enter New Station Values

    Chapter 3 Setup Enter New Station Values Steps 18 through 25 enter standard and observed values across the entire range of measurement. The station 0 data is used as the reference for all subsequent SLEC segment measurements and is derived from the standard’s zero surface. Station 0 Standard and Observed field data must be identical or entered as zeros to initiate the standard’s reference position.

  • Page 107: Lec

    ® Gage-Chek User’s Guide Step 21 Highlight the Standard field and use the numeric keypad to enter the value marked on the standard part. Press the Enter key to enter the value and highlight the Observed field. Step 22 Position the probe against the surface of the standard and press the Teach softkey.

  • Page 108: Enable Slec/Lec

    Chapter 3 Setup Enable SLEC/LEC Highlight the Enabled field for any channel and use the On softkey to enable SLEC or LEC for that channel. 3-74...

  • Page 109: Clock Screen

    ® Gage-Chek User’s Guide Clock screen The Clock screen contains fields for setting and formatting displays of date and time shown on the LCD and printed on reports. Highlight the Clock menu item, and then use the right Cursor key to access items in the right portion of the screen.

  • Page 110: Setting The Time

    Chapter 3 Setup Setting the Time The time must be entered into the Hours field in the 24 hour format, but can be displayed in either the 12 hour or 24 hour format. For example, 7:00 pm must be entered into the Hours field as 19, but can be displayed as 19 or 7 pm depending on the selection of the 12 or 24 hour display format.

  • Page 111: Contrast

    LCD screen contrast can be adjusted temporarily when displaying screens other than setup menu screens by pressing the numeric keypad decimal point or +/- keys. These temporary adjustments will be retained until the Gage-Chek power is cycled off and on again. 3-77...

  • Page 112: Backlight

    Chapter 3 Setup Backlight The Backlight field is used to adjust the default LCD backlighting used when power is applied to the system. The factory default LCD backlighting value is 145. This provides adequate backlighting for most lighting situations. Increased values of Backlight decrease the backlighting of the LCD. The acceptable range of values extends from 0 to 700.

  • Page 113: Misc Screen

    ® Gage-Chek User’s Guide Misc screen The Misc screen contains fields for specifying keypad, LCD display, audio and set calibration parameters. NOTE The Misc screen for encoders is slightly different that the Misc screen for transducers. The Misc screen for LVDT transducers includes an additional LVDT Average Count field at the bottom of the screen.

  • Page 114: Volume

    Chapter 3 Setup Volume The Volume field is used to adjust the audible volume of Gage-Chek speaker tones that signal key presses and alerts. Volume settings range from 0 to 10. A volume setting of 0 disables the audible alert.

  • Page 115: Calibration Points Required

    ® Gage-Chek User’s Guide Calibration Points Required The Cal Pts Required field is used to specify the number of sampled values that will be averaged to determine the value of channel groups when using the Set function. NOTE Refer to the Set function description in Chapter 5: Operation.

  • Page 116: Switch View

    Switch view Normally, the user presses softkeys to select the screens displayed on the LCD. However, the Gage-Chek can be programmed to automatically change the DRO, bar or dial views to display a dimension in response to activity on the channel included in its formula. In the example below, the LCD switches from the display of dimension A, to dimension B in response to a movement on dimension B’s input channel.

  • Page 117: Supervisor Screen

    Setup menu screens. Datuming Unlock or lock the datuming features of the Gage-Chek, including incremental datums, set and preset datums using the Unlock or Lock softkey under the LCD, and clear datums.

  • Page 118: Performing Set

    Chapter 3 Setup Performing Set Unlock or lock the Set function using the Unlock or Lock softkey under the LCD. Refer to Chapter 5: Operation for details regarding the Set function. Clearing data Unlock or lock the Clear Part and Clear All functions accessed from the red LCD ON/OFF button using the Unlock or Lock softkey under...
  • Page 119 Formulas must be constructed as the last step of the essential, or mini- mum setup required to begin conducting measurements the first time the Gage-Chek is used. Most of this initial setup is performed using the setup screens described in Chapter 3: Setup as diagrammed below.
  • Page 120 Chapter 4 Formulas In this chapter, you’ll learn to construct formulas that use math, logic and data evaluation functions to calculate dimensions, and to use ad- vanced functions to control or automate measurements. Here is what you’ll find in the remainder of this chapter: Topic Page Anatomy of a formula...

  • Page 121: Anatomy Of A Formula

    ® Gage-Chek User’s Guide Anatomy of a formula Anatomy of a formula Anatomy of a formula Anatomy of a formula Anatomy of a formula Formulas define dimensions displayed on the screen. Formulas contain a dimension label on the left side of an equal sign, and arrange the defining channel references, constants, and math, logic or control func- tions on the right.

  • Page 122: Constructing Formulas

    Chapter 4 Formulas The remainder of this chapter describes the techniques required for for- mula construction and the use of formula functions. Examples are in- cluded that illustrate each new concept. Constructing formulas Constructing formulas Constructing formulas Constructing formulas Constructing formulas Formulas are constructed in the Formula Setup screen.

  • Page 123: Scrolling Long Formulas

    ® Gage-Chek User’s Guide Press the Right Cursor key to enter the Formula Setup screen. A red cursor will appear to the im- mediate right of the equal sign in the top formula. This cursor indi- cates the insertion point for any new channel reference or formula function.

  • Page 124: Displaying And Inserting Formula Functions

    Chapter 4 Formulas Displaying and inserting Softkeys under the screen control the display of channel references and formula functions other functions required to construct formulas. Once displayed, refer- ences and functions are selected using the dimension softkeys at the right of the screen. Formula functions Dimension softkey...
  • Page 125 ® Gage-Chek User’s Guide The complete collection of formula functions is shown in the formula function table shown below. NOTE The table above includes 4 channels and 4 dimensions. Your system might be configured to include fewer or more channels or dimen- sions.

  • Page 126: Constructing And Modifying Formulas

    Chapter 4 Formulas Constructing and modifying The exact steps required to construct or modify a formula are unique to formulas each formula, and more generally to the measurements required for each part. Therefore, it would be impossible to present a single set of instruc- tions that adequately covered the topic.
  • Page 127 ® Gage-Chek User’s Guide Select or assign part number Since separate dimension formulas can be created for each of up to 10 parts, begin by selecting the correct part. Navigate to the Part Setup screen from the DRO screen by pressing the Menu softkey, the Setup softkey, then the down Cursor key.

  • Page 128: Assigning Formula Functions To Dimensions

    Chapter 4 Formulas Repeat the process described above to display E in the D2 field and P in the D3 field. Since only three dimensions are used in this example, delete the fourth dimension. Press the down Cursor key to highlight the D4 field and repeatedly press the DEC softkey to display None.
  • Page 129 ® Gage-Chek User’s Guide Press the right Cursor key to enter the Formula Setup screen. Softkey designations and the red cursor will appear on the screen. The first formula simply defines the dimension S to be equal to the value of channel 1 (C1).
  • Page 130 Chapter 4 Formulas Press the Cancel key to delete the C3 channel reference. Now that the formula line for C is empty, the new formula will be en- tered. Press the 2 numeric keypad key, then press the None softkey to insert the dimensionless constant 2 into the formula.
  • Page 131 ® Gage-Chek User’s Guide Press the Chan softkey to display channel references, and press the C1 softkey to insert the channel 1 reference. Press the +-*/ softkey repeatedly to display arithmetic functions, and press the + softkey to insert the plus sign.

  • Page 132: Printing Formulas

    Always test formulas thoroughly to confirm their correct operation be- fore using them for inspection. Press the Finish key again to dis- play the DRO screen. In this example, the Gage-Chek encoders are positioned against the side and end of a rectangular block. The DRO screen displays a side dimension of 20.019 mm and an...

  • Page 133: Formula Functions

    The remainder of this chapter describes formula functions in detail. Each description is accompanied by at least one example of use in a typical Gage-Chek formula. Study these examples prior to construct- ing your formulas. NOTE Complete the essential setup steps discussed earlier and shown be- low prior to constructing formulas.

  • Page 134: Variable Types

    Chapter 4 Formulas Variable types Formula variables include channel references and dimension references. Channel references Channel reference values are determined by the positions of measure- ment devices attached to channel inputs on the rear panel of the Gage- Chek. These values can be offset, scaled or calibrated using the Set or SLEC/LEC error correction functions.

  • Page 135: Units Of Measure

    ® Gage-Chek User’s Guide Units of measure Dimensions acquire the units of measure from channel references, di- mension references and constants used in their defining formulas. For example, formulas containing numeric channel references and numeric constants will produce dimensions without units of measure.

  • Page 136: Channel References

    Chapter 4 Formulas NOTE The Gage-Chek software recognizes most formula syntax errors and displays helpful error messages that prevent most formula con- struction mistakes. Channel references Insert channel references into for- mulas to include channel position values in dimensions. Press the Chan softkey to display channel references.

  • Page 137: Constants

    ® Gage-Chek User’s Guide Notice that the same area dimension could also have been calculated from channel references as shown below. L = C1 W = C2 A = C1 * C2 Constants Insert constants into formulas to add, subtract, multiply, divide or raise a value to a power.

  • Page 138: Arithmetic Operators

    Arithmetic operators Insert arithmetic operators into for- mulas as required by the applica- tion. The use of arithmetic opera- tors in Gage-Chek formulas is con- sistent with the use of arithmetic operators generally. Press the +- */ softkey to display arithmetic operators.

  • Page 139: Commas

    ® Gage-Chek User’s Guide Commas Insert commas to separate terms within a formula. For example, the min function returns the minimum value from a list of variables: A = min (C1,C2,C3) List elements C1, C2 and C3 are separated by commas.

  • Page 140: Exponents

    Chapter 4 Formulas Exponents Insert the exponent function (exp) to raise a term within the formula to a power. Press the Math softkey to display the exponent function. Exponents can be any dimension- less value. This example calcu- lates the volume of a cube by rais- ing the channel value measuring a side of the cube to the third power.

  • Page 141: Square Roots

    ® Gage-Chek User’s Guide Square roots Insert the square root function (sqrt) to calculate the square root of a term within the formula. Press the Math softkey to display the square root function. Square roots can be calculated for any dimensionless values, or any values having square units of mea- sure such as square inches.

  • Page 142: Inverse Trig Functions

    Chapter 4 Formulas Inverse trig functions Insert inverse trig functions to cal- culate the arcsine, arccosine, or arctangent of a term within a for- mula. Press the Math softkey to display inverse trig functions. Inverse trig functions can be ap- plied to any dimensionless value or collection of terms.

  • Page 143: Modulo Function

    ® Gage-Chek User’s Guide Modulo Insert the Modulo (mod) function to calculate the remainder of a di- vision operation. Press the Math softkey to display the Modulo func- tion. The syntax of the Mod function is: A = mod(value, divisor) In the example below: Dimension A = 25.0039 degrees when C1 = 385.0039 degrees...

  • Page 144: Logical Operations And Comparisons

    Chapter 4 Formulas Logical operations and com- Insert logical functions to conduct conditional tests on terms within a parisons formula. Logical functions are divided into: Comparison Tests: If Returns a single value based on a test or tests of one or multiple terms Case: Sorts single term into multiple classes based on tests Comparison Test Criteria:...

  • Page 145: If Function

    ® Gage-Chek User’s Guide Logical functions can be applied to any value or collection of values. Logic functions will accept mixed units of measure of the same type. For instance, length in inches can be compared to length in mm, but not to angles.

  • Page 146: Case Function

    Chapter 4 Formulas Case function Insert the Case function to sort a channel or dimension reference into multiple classes based on compari- son tests. Press the Other softkey to display the Case function. The Case function returns a single value based on a series of compari- son tests that sorts a channel or dimension value into one of several categories.

  • Page 147: Min And Max Functions

    ® Gage-Chek User’s Guide In the following example: A = 0 when C1 <= 1 A = 1 when (C1 > 1 and C1 <= 2) A = 999 when none of the tests shown above are satisfied, for instance, when C1 > 2 A = Case(C1 <=1, 0, (C1 >...
  • Page 148 Chapter 4 Formulas The syntax of the min and max functions is: A = min(value1, value2, ...value n) returns minimum value A = max(value1, value2, ...value n) returns maximum value In the following max function example: Dimension A = 6 when C1 = 6, C2 = 3, C3 = 2 A = max(C1, C2, C3) Multiple terms can be grouped by parentheses and treated as a single value as shown in the following example:...

  • Page 149: Data Lookup Function

    ® Gage-Chek User’s Guide Min and max functions will not accept mixed units of measure. All lengths must be in inches or mm, all angles must be in decimal degrees or degrees, minutes and seconds. Numeric constants used in addition or subtraction must match the data types of the channel or dimension ref- erences.

  • Page 150: Sequential Measurements (Sequence Function)

    Chapter 4 Formulas For example, to assign the third value of the A dimension list to dimen- sion B: Insert the dimension reference: and then insert the A list index between parentheses. Sequential measurements Insert the Sequence function (seq) to control the order of measurement steps.
  • Page 151 Enter key to store the channel position. H = seq(1, C1) The Gage-Chek advances to the next step in the sequence and waits for the operator to press the Enter key again. After entering the previous value,...

  • Page 152: Sequence Data Storage And Rs-232 Transmission

    V = H*W*L Upon completion of the last step, the calculation of the volume dimen- sion V is stored, and the Gage-Chek returns to the first step in the se- quence to begin a new series of measurements. The example of volume measurement above illustrates that many di- mensions can be calculated from a single channel.

  • Page 153: Dynamic Measurements (Dmin/Dmax Functions)

    Dynamic sampling of channel in- puts is performed by the Gage-Chek at hundreds of samples per second and is continuously processed by the system to retain the minimum and maximum values encountered from all samples. Pressing the Enter button ends the sampling and stores the minimum and maximum val- ues.
  • Page 154 Chapter 4 Formulas In the following example, the runout of a shaft is determined by spinning the shaft, dynamically measuring the shaft’s minimum and maximum diameters and then subtracting the minimum diameter from the maximum diameter. R = dmax(C1) - dmin(C1) The syntax of the dmin and dmax functions when returning values de- fined by the second parameter is: A = dmin (sampled channel, returned value) for dynamic min and...

  • Page 155: Dynamic Reset

    ® Gage-Chek User’s Guide CAUTION The Reset Dynamic function (RsetDyn) must be initiated prior to the use of the dmin and dmax functions to clear previous min and max values. The left wide hotkey above the screen is assigned the dynamic reset as a default function.

  • Page 156: Measurement Automation (Trip Function)

    Chapter 4 Formulas The syntax for using the RsetDyn function in case statements is: A = case (test 1, value 1, test 2, RsetDyn, test n, value n) Where the reset dynamic function will be executed as a result of satisfying test 2, in this example.
  • Page 157 ® Gage-Chek User’s Guide The trip function thresholds and delay are diagrammed below for a positive-going channel input. Delay trigger threshold Set threshold Trip function Trip function Measurement ready triggered “Entered” Trip functions can be specified to accommodate positive-going and nega- tive-going inputs.
  • Page 158 Chapter 4 Formulas In the following example, the flatness of a sheet is calculated automati- cally one second after the sheet is loaded into a mechanical gage using the formula below. F = max(C1,C2,C3,C4) - min(C1,C2,C3,C4); trip((C1,0.1,0.5,1.0) The gage is lifted away from the sheet.

  • Page 159: Continuous Cycling Of The Trip Function

    ® Gage-Chek User’s Guide The example below shows the formulas required to calculate the vol- ume of a block from a sequence of three measurements of height, width, and length. The formulas use a single channel to perform measure- ments that are automated using the trip function. A one second delay is included in each sequence step.

  • Page 160: Chosing A Delay Parameter

    Chapter 4 Formulas The rate of continuous sampling is determined by the Delay parameter and the system refresh time as shown below. User-specified Delay System Trip function Measurement refresh time triggered “Entered” System refresh time typically varies between 0.007 and 0.10 seconds depending on the number and type of channels used and the complexity of formulas.

  • Page 161: Sending Continuous Samples To A Computer

    The contacts of two single-pole, double-throw dry-contact relays are accessible on the rear of the Gage-Chek for special applications requir- ing electrical switching. The normally open and normally closed con- tacts of both relays are available for use in low-current, low-voltage applications.

  • Page 162: Fail

    Chapter 4 Formulas NOTE The electrical characteristics and wiring diagram of the relay and relay ouput jack are contained in Chapter 8: Reference. The relay function is included in If statementsor Case statements as the logical result of either passing or failing a conditional test. The syntax for the relay function is: relay(output line, state) where:...

  • Page 163: Fail Function

    ® Gage-Chek User’s Guide Fail function Insert the Fail function to return user-specified values indicating a passed or failed dimension tolerance test. The Fail function can be used by itself, or is more commonly used as the conditional test in an IF func- tion.

  • Page 164: Send Function

    Chapter 4 Formulas Send function Include the Send function to trans- mit the value of the current dimen- sion over the RS-232 port in re- sponse to conditional tests of chan- nels, dimensions or other terms within a formula. The Send func- tion can also be appended to a for- mula using the semicolon.

  • Page 165: Send Record Function

    ® Gage-Chek User’s Guide Send record function Include the Send Record function (SendRec) to send records to a com- puter on the RS232 (serial) port based on the results of a conditional test. The Send Record function can also be appended to a formula using the semicolon.
  • Page 166 Chapter 4 Formulas Sending a message Include the Send Msg function to transmit text or ASCII codes over the RS-232 port in response to conditional tests of channels, dimensions or other terms within a formula. The SendMsg function can also be ap- pended to a formula using the semicolon.
  • Page 167 ® Gage-Chek User’s Guide In the following example, the message Hello world is created in the Alpha Entry screen, and ASCII codes are appended to perform carriage return and line feed. First, the text messages entered using cursor keys and softkeys. Then ASCII codes for character return (013) and line feed (010) are entered so that the next “Hello world”...

  • Page 168: Report Function

    Chapter 4 Formulas Report function Include the Report function to print reports on the parallel port based on the results of a conditional test. The Report function can also be ap- pended to a formula using the semicolon. NOTE Refer to Chapter 3: Setup for details regarding the Report func- tion.

  • Page 169: User Prompting (Ask Function)

    ® Gage-Chek User’s Guide User prompting (Ask function) Insert the ask function to display messages that prompt the user to input information as part of mea- surement activities. Press the xtra softkey to display the ask function, and then press the Enter key.
  • Page 170 Chapter 4 Formulas 4-52...

  • Page 171: Front Panel Keys And Lcd Screens

    Operation The Gage-Chek can be operated as a digital readout for manual measurements conducted completely under operator control, or as a semi-automated multipoint measurement system in conjunction with a fixtured gage. In either case, operation of the Gage-Chek is very straightforward, requiring only a basic understanding of the available panel controls and LCD screens.

  • Page 172: Command Keys

    SPC information. The Gage-Chek front panel keys and LCD screens are explained in the following pages. Please read this portion of the guide carefully as subsequent operating instructions depend on a familiarity with the key function, screen content and screen hierarchy descriptions.

  • Page 173: Lcd On/Off Key

    ® Gage-Chek User’s Guide Command keys The command keys are used to enter individual data points, finish a data entry session, cancel (or delete) the last data entry, or quit the current activity and return to the DRO screen. Enter Enters data for a measurement.

  • Page 174: Print Key

    • Dimension values or histogram for subgroups of 1 • xbar and r for subgroups greater than 1. Setup Menu A list of all Gage-Chek setup parameters. Wide keys The wide keys can be configured as hot keys to initiate frequently used functions in the Hot Keys setup screen.

  • Page 175: Dimension Softkeys

    ® Gage-Chek User’s Guide Dimension softkeys Dimension softkeys support functions selected by the softkeys under the LCD. Screen Dimension Softkey DRO screen Zero the incremental datum of the (Horizontally) associated dimension. Graph screens Display a single graph for the associated dimension Bar/Dial screens Display a single bar or dial showing current values for the associated dimension.

  • Page 176: Lcd Screens And Menus

    Chapter 5 Operation LCD Screens and menus The large-character color LCD presents a variety of screens and menus selected by the user to display current dimension values, pass/fail test results, dimension value graphs, statistical process control graphs and data tables, and setup and part configuration options. Screen Navigation As suggested by the diagrams shown on subsequent pages, navigation from one screen to another is very straightforward.
  • Page 177 ® Gage-Chek User’s Guide Return to DRO screen menu Dimension value Dimension histograms Data screens graphs (stored measurements) Bar and dial displays View screens displayed for SPC subgroups of 1...

  • Page 178: Dimension Histogram Screen (Spc Subgroups Of 1)

    Chapter 5 Operation Individual samples are selected by a vertical line on the graph. Move the vertical line left and right through the stored data using the cursor keys. The time and date that the selected sample was stored are shown in the upper left corner of the screen.

  • Page 179: Bar And Dial Screens

    ® Gage-Chek User’s Guide Bar and dial screens The bar and dial screens provide graphic displays of the current values of up to 16 dimensions. The default bar screen can be configured to display current value bars in horizontal or vertical orientation using the Display setup screen.

  • Page 180: Dimension Data Screens (Spc Subgroups Of 1)

    Chapter 5 Operation Dimension data screens Dimension data screens contain measurement data stored for up to 4 (SPC subgroups of 1) dimensions. Press the Data softkey to toggle between views of data for all dimensions and data for a single dimension that includes SPC statistics. Press a dimension softkey to display data for a single dimension.
  • Page 181 ® Gage-Chek User’s Guide Return to DRO screen menu Xbar charts r charts Data screens (stored measurements) Bar and dial displays View screens displayed for SPC subgroups > 1 5-11...
  • Page 182 Chapter 5 Operation shown in the upper left corner of the screen. The ID number of the subgroup and total number of subgroups stored for the dimension are also shown in the upper left corner. Displays of single dimensions also show the mean of all subgroup samples ( ) and the control...
  • Page 183 ® Gage-Chek User’s Guide Dimension data screens Dimension data screens display measurement data for up to 4 dimensions. (SPC subgroups>1) The Data screen for a single dimension is slightly different for SPC subgroups > 1 than those for SPC subgroups of 1. Individual subgroups are indicated by a horizontal line in tables for single dimensions.

  • Page 184: In/Mm Menu Item

    Chapter 5 Operation in/mm menu item Pressing the in/mm menu softkey toggles the display of distance between inch and millimeter units of measure. This does not alter the channel configurations in the Channel setup screen. The Gage- Chek simply calculates the conversion of one unit of measure to another as a convenience to the user.

  • Page 185: Channel Set Screens

    (D0) of any channel can be specified or changed at any time using the Channel Set screen. Up to 3 groups of datum Set values can be stored for all Gage-Chek input channels. Any of these groups can be quickly recalled and applied later.
  • Page 186 Channel Set Lo and Channel Set Hi screens. Up to 3 groups of low-range and high-range calibration values can be stored for all Gage-Chek input channels. Any of these groups can be quickly recalled and applied later.

  • Page 187: Menu Screens

    ® Gage-Chek User’s Guide Menu screens The screens accessed by pressing the Menu softkey are shown below. Setup and formula screens described in Chapters 3 & 4 Access Extra menu Zero all or any one dimension incremental datum (D1) Clear all dimension...

  • Page 188: Zero Menu Function

    Chapter 5 Operation Zero menu function The Zero menu function can be used at any time to simultaneously zero all incremental datums, or to zero any specific incremental datum. Preset screen The Dimension Preset screen is used to preset incremental datums. The incremental datum of a dimension can be preset to a specific value at any time by...

  • Page 189: Extra Menu

    ® Gage-Chek User’s Guide Extra menu The extra menu provides quick access to a variety of display and other system functions. To use any Extra menu function, use the cursor keys to highlight the desired function, and then press the Enter key.

  • Page 190: Setup Screens

    Chapter 5 Operation SendRec Sends stored records to the RS-232 serial port for transmission to a computer. Setup screens Refer to Chapter 3: Setup for details regarding the setup screens. 5-20...

  • Page 191: Operating Instructions

    Often the measurement process simply consists of selecting a part number, establishing a measurement reference, manually probing the part and pressing the Enter key to store the data. At other times, the Gage-Chek is used in conjunction with a fixtured gage to conduct sequential, dynamic or semi-automated measurements.

  • Page 192: Selecting A Part

    Selecting a part The correct part (number) must be selected prior to conducting measurements. Ten part configurations can be stored in the Gage-Chek. Each part configuration includes all the Gage-Chek settings and dimension formulas required to conduct measurements and report results for the part.

  • Page 193: Establishing A Measurement Reference

    ® Gage-Chek User’s Guide Step 2 Press Enter. If Part? was highlighted, you will be prompted for a part number. Use the Numeric Keypad to specify the part and press the Enter key. If Cycle was highlighted, the part number will be incremented. Continue incrementing to select the desired part number.

  • Page 194: Calibrating A Channel

    Chapter 5 Operation Calibrating a channel The Allow Full Cals field of the Misc setup screen must be set to Yes to perform a calibration. Refer to Chapter 3: Setup for details. Step 1 Press the Set softkey. Press the Set Lo softkey if necessary to display the Channel Set Lo screen.
  • Page 195 ® Gage-Chek User’s Guide Step 4 Press the Set Hi softkey and use the cursor keys to select the same channel as in step 1 if necessary. Step 5 Position the channel’s probe against the reference surface for the high end of the channel calibration range.

  • Page 196: Establishing A Reference With The Incremental Datum (D1)

    Chapter 5 Operation Establishing a reference with The incremental datum (D1) can be used independent of the absolute the incremental datum (D1). datum (D0) to perform measurements based on temporary references. While the absolute datums of input channels are shared by all parts, the values of incremental datums are unique to each part.

  • Page 197: Clearing Channel Sets And Calibrations

    ® Gage-Chek User’s Guide Step 3 Use the Numeric Keypad to enter the reference value (preset) of the incremental datum (D1). Clearing channel sets and The set values and full calibrations of all channels can be cleared using calibrations the LCD ON/OFF key.

  • Page 198: Clearing Incremental Datums

    Chapter 5 Operation Clearing incremental datums Incremental datum presets can be cleared, thereby making incremental datum values equal to absolute datums, using the Datum menu. Step 1 Press the Menu softkey, press the Datum softkey and then press Clear. You will be asked to confirm your intention.

  • Page 199: Conducting A Measurement

    Enter key to store the data. Sequential measurements The Gage-Chek can be configured in the Formula setup screen to direct the user through a sequence of pre-defined measurements. Typically a setup person will provide instructions describing how to conduct the measurements.

  • Page 200: Dynamic Measurements

    Chapter 5 Operation Dynamic measurements The Gage-Chek can be configured in the Formula setup screen to sample input channels and retain the minimum and maximum values of all samples. In the example above, a shaft is measured for runout. The minimum and maximum values are sampled as the shaft is turned.

  • Page 201: Semi-Automated Measurements

    Normally, measurements shown on the DRO screen are not stored in the Gage-Chek database until the user presses the Enter key. However, the Gage-Chek can be configured in the Formula setup screen to store measurements automatically when the gage is loaded with a new part.

  • Page 202: Printing Reports

    Print key. In some cases, the user will be prompted to provide additional information. NOTE The Gage-Chek supports most HP printers that utilize the HP PCL data format. Report types, screens and user actions required for printing are listed in the table shown below.

  • Page 203: Sending Data To Computers

    ® Gage-Chek User’s Guide Sending data to computers Current dimension values, or a collection of stored dimension measurement results can be transmitted to a computer using the Send and SendRec functions in the Extra menu. Please refer to the Extra menu descriptions provided earlier in this chapter for more details regarding the Extra menu.
  • Page 204 Chapter 5 Operation 5-34...

  • Page 205: Using Winwedge

    ® ® ® ® ® Using WinW Using WinW edge The Gage-Chek Rep Chars and Send Chars setup screens provide fields for formatting data for transmission to computer programs such as ® ® Microsoft Excel ASCII control characters can be inserted into these fields to satisfy most data transfer requirements.
  • Page 206 Click on the Mode menu and choose Send Keystrokes To. Step 3 Type EXCEL in the application title bar text box. NOTE Type the name of the application that will receive the Gage-Chek ® ® data. This example uses a Microsoft Excel spreadsheet.
  • Page 207 ® Gage-Chek User’s Guide Step 5 Click on the Port menu and choose Settings. Step 6 Enter the following settings: • Connector: COM 1 or COM2 (as connected) • Baud rate: 9600 • Parity: None • Data bits: • Stop bits: •...
  • Page 208 Chapter 6 Communication Step 7 Click OK. Step 8 Click on the Define menu and choose Input Data Record Structure. Step 9 Select Carriage Return or Cr Lf Received Step 10 Click on Continue.
  • Page 209 ® Gage-Chek User’s Guide Step 11 Select Single field data records. Step 12 Click on continue. Step 13 Select numeric from the filter list.
  • Page 210 Chapter 6 Communication Step 14 Type {DOWN} in the Field Postamble Keystrokes textbox. NOTE Leave the Record Preamble Keystrokes field blank. Step 15 Click OK. Step 16 Click on the Activate menu and choose Test Mode. ® The WinWedge connection window appears.

  • Page 211: Preparing To Send Data To Winwedge

    ® Gage-Chek User’s Guide Preparing to send data to Steps 16 through 20 describe how to set up the Gage-Chek to send data ® ® WinWedge to WinWedge Step 16 Press the Menu softkey. Step 17 Press the Setup softkey.

  • Page 212: Sending Data To Winwedge

    ® If no data appears in WinWedge , verify that the RS-232 cable is connected to the correct port (COM1 or COM2) of the computer. Check that the port settings in the Gage-Chek match those of the ® WinWedge application.

  • Page 213: Using Spc-Iv

    ® ® ® ® ® Using SPC Using SPC-IV Using SPC Using SPC Using SPC The Gage-Chek can be configured to send data to a computer running ® the SPC-IV program. ® Communication with a computer running the SPC-IV program relies on a serial RS-232 connection using a standard straight-through cable.
  • Page 214 Chapter 6 Communication Step 3 Click on Create Data Set. Step 4 Click on the gage cursor icon. 6-10...
  • Page 215 ® Gage-Chek User’s Guide Step 5 Click Options. Step 6 Enter 0 in the Ignore First text box and click OK. Step 7 Click on Settings. Match the communications settings shown below: Baud rate: 9600 Data bits: Stop bits: Parity:...
  • Page 216 Chapter 6 Communication Step 9 Click Save. Step 10 Enter the desired name.. Step 11 Click OK. 6-12...
  • Page 217 ® Gage-Chek User’s Guide Step 12 Set the following Cursor Options: • Select Data 1 in the columns list • Enter 3 in the Start at Row text box Step 13 Click OK. 6-13...

  • Page 218: Preparing To Send Data To Spc-Iv

    • Select Numeric in the column type section. • Enter 16 (or other desired character width) in the width text box. • Click OK. Preparing to send data to Steps 15 through 19 describe how to set up the Gage-Chek to send data ® ® SPC-IV...

  • Page 219: Sending Data From The Gage-Chek To Spc-Iv

    Word length: 8 Stop bits: Parity: None Data: Send Step 19 Press the Finish key twice. The Gage-Chek is now set up to send data to ® the SPC-IV application. Sending data from the Gage- Step 1 ® Chek to SPC-IV Press the Menu softkey.

  • Page 220: Printing Reports

    ® If no data appears in SPC-IV , verify that the RS-232 cable is connected to the correct port (COM1 or COM2) of the computer. Check that the port settings on the Gage-Chek match those of the ® SPC-IV application.

  • Page 221: Ascii Codes

    This instructs a printer to perform a line feed and carriage return after each line of print. Use the decimal key on the numeric keypad to space ascii character codes in the fields. The Gage-Chek does not recognize multiple unspaced ASCII codes. 6-17...
  • Page 222 Chapter 6 Communication 6-18...

  • Page 223: Controlling The Gage-Chek Using Ascii Command Codes

    ® Gage-Chek User’s Guide Controlling the Gage-Chek Nearly all Gage-Chek functions can be controlled over an RS-232 using ASCII command codes connection using the ASCII command codes shown in the table below. Command code Gage-Chek function Enter Finish Cancel Quit...

  • Page 224: Using Hyperterminal

    Using Hyperterminal Hyperterminal can easily be configured to transfer data between the Gage-Chek and your Windows computer using the RS-232 serial port. Communication with a computer running Hyperterminal relies on a serial RS-232 connection between the Gage-Chek and your computer using a standard straight-through cable.
  • Page 225 ® Gage-Chek User’s Guide Step 4 Enter the port settings shown below and click OK. Bits/second: 9600 Data bits: Parity: None Stop bits: Flow control: Hardware Step 5 Click on the File menu and then click Properties to display the Properties dialog box.
  • Page 226 Hyperterminal screen. Step 8 Click the File menu and then click Save. The Hyperterminal program is now ready to exchange data with the Gage-Chek. Preparing the Gage-Chek to exchange serial data Step 9 Press the Menu softkey.
  • Page 227 Enter the following RS-232 port settings. Baud: 9600 Word length: 8 Stop bits: Parity: None Data: Send Step 20 Press the Finish key twice. The Gage-Chek is now setup to send data to and receive data from the Hyperterminal application. 6-23...
  • Page 228 Chapter 6 Communication 6-24...
  • Page 229 Problems experienced with the operation of the Gage-Chek are likely to be the result of printer or cable incompatibilities, configuration or setup errors or encoder/ transducer incompatibilities or malfunctions.

  • Page 230: Symptoms With Probable Causes And Solutions

    1) Change the Channels setup screen parameters to reflect the correct input device. The channel encoder or transducer is not connected or is malfunctioning 1) Connect the input device cable firmly to the Gage-Chek 2) Replace the input device Dimension values shown on the...

  • Page 231: Reports Are Not Printed Or Are Not Completed

    1) Correct the control character configurations Data cannot be transmitted to a The wrong serial cable (or no cable) is connected between the computer computer and the Gage-Chek 1) Connect the computer to the Gage-Chek using a standard straight-through RS-232 serial cable...

  • Page 232: Corrupted Database Or Configuration Files

    1) Correct the control character configurations to reflect the requirements of the receiving software Corrupted database or Power transients can corrupt the contents of the Gage-Chek memory configuration files 1) Install an industrial-quality power line filter. Also verify that other equipment connected to the Gage-Chek such as printers and computers are connected to power line filters as well.

  • Page 233: Output Relay Contact Specifications

    Reference This chapter contains technical information regarding: • Output relay contact specifications • SPC formulas used by the Gage-Chek • Gage-Chek product specifications Output relay contact specifications Output relay contact specifications Output relay contact specifications Output relay contact specifications Output relay contact specifications...

  • Page 234: Spc Formulas Used In The Gage-Chek

    Chapter 8 Reference SPC formulas used in the Gage-Chek SPC formulas used in the Gage-Chek SPC formulas used in the Gage-Chek SPC formulas used in the Gage-Chek SPC formulas used in the Gage-Chek Xbar ( ) Xbar is the mean (average) of the samples that makes up each subgroup.
  • Page 235 ® Gage-Chek User’s Guide The statistics display (in the View display when only one dimension is shown) shows a list of values on the right. These values are statistics that are derived from all the samples taken so far. These are calculated...
  • Page 236 Chapter 8 Reference CpK is another capability index. The formula for CpK is: CpK = Minimum of (USL – – LSL) / 3 sigma Factor table...

  • Page 237: Gage-Chek Product Specifications

    ® Gage-Chek User’s Guide Gage-Chek product specifications Gage-Chek product specifications Gage-Chek product specifications Gage-Chek product specifications Gage-Chek product specifications Electrical Input Voltage Range: 85 VAC to 264 VAC. 1.0 Amp maximum (Auto switchable) Fuse: 1.6 Amp 250V Slow Blow 5X20mm...
  • Page 238 Chapter 8 Reference...
  • Page 239 Index Symbols Symbols Symbols Symbols Symbols Audio alert 3-23 Auto function 3-49 3-wire adapters 2-3 Auto send record 3-57 A A A A A Automation 4-38 Average count 3-82 About screen 3-10 Absolute datum (D0) 5-23 Absolute values 4-24 B B B B B Accessing the setup menu 3-3 Backlight 3-78 Addition 4-17...
  • Page 240 Continuous sampling on and off 4-43 Clock screen 3-75 Control characters 6-1 Color LCD 1-2 Control limit 3-24, 8-2 Colors 3-17, 3-43 Controlling the gage-chek using Columns per page 3-54 ASCII command codes 6-19 COM 1 6-11 Copying dimension parameters 3-12 COM 2 6-11...
  • Page 241 ® Gage-Chek User’s Guide D D D D D Dimension value graph screen 5-6 Dimension values shown on the LCD are D0/D1 3-49 incorrect 7-2 D0/D1 menu item 5-14 Dimension xbar charts 5-10 Dashes shown across the LCD screen 7-2...
  • Page 242 Index Errors 3-36 G G G G G Establishing a measurement reference 5-23 Gage-chek product specifications 8-5 Establishing a reference with the Gain and offset 3-40 absolute datum 5-23 Getting help from your distributor 7-4 Establishing a reference with the...
  • Page 243 ® Gage-Chek User’s Guide Input frequency (line) 8-5 Low limit 3-19 Input voltage range (line) 8-5 Low warning 3-19 Installation 2-1 Lower control limit 8-2 Integer 4-25 Lower specification limit 8-3 Interface screens 1-2 Lower warning 3-29 Interfaces 2-4 LVDT average count 3-82...
  • Page 244 Orientation 3-54 Pre line 3-56 Output relay contact specifications 8-1 Pre send 3-59 Overview 1-1 Pre unit 3-59 Preparing the gage-chek to exchange P P P P P serial data 6-22 Preset 3-48, 3-50 Page numbers 3-53 Preset incremental datums 5-18...
  • Page 245 Relay output states 3-51 Selected 3-55 Remote keypad 1-3, 2-5, 3-45 Selecting a part 5-22 Rep chars 3-56, 6-1 Semi-automated measurements 5-31 Repackaging the Gage-Chek for Semicolons 4-21 shipment 2-13 Send 3-49, 5-19 Report configuration 7-3 Send characters screen 3-58...
  • Page 246 Index Send data to SPC-IV® 6-14 Spaces 3-31 Send data to WinWedge® 6-7 SPC data 1-2 Send function 4-46 SPC formulas 8-2 Send Msg function 4-48 SPC limit alarms 3-28 Send record function 4-45 SPC parameters 3-24 Send screen 3-57 SPC screen 3-23 Sending a message 4-48 SPC-IV®...
  • Page 247 ® Gage-Chek User’s Guide T T T T T User interface 1-2 User interface screens 1-2 Tables 1-2 User prompts 3-29 Temperature 3-33, 3-38, 8-5 Using Hyperterminal 6-20 Temperature display resolution 3-15 Using SPC-IV® 6-9 Temperature polarities 3-34, 3-39 Using WinWedge® 6-1...
  • Page 248 Index Index-10...

Table of Contents