INSTALLATION/USER MANUAL - Newall Electronics Inc.
Contents
1. na newali Newall Measurement Systems INSTALLATION USER MANUAL Contents Contents 1 0 Introduction 1 1 EMC and Low Voltage Compliance 1 2 Technical Specifications 2 0 Installation 2 1 Mounting 2 2 Power Supply 2 3 Connections 2 4 Switching On 3 0 Set Up 3 1 Sleep Datahold 3 2 Axis Resolution 3 3 Display Resolution 3 4 Direction 3 5 Radius Diameter 3 6 Linear Error Compensation 3 7 Head Fail Detection 4 0 User Instructions 4 1 Options 4 2 Using the Keypad 5 0 Standard Functions 5 1 Using Incremental 5 2 Using Absolute 5 3 Reference 5 4 Data Pre set 5 5 Inch Millimetre 5 6 Centrefind 5 7 Datahold sleep 6 0 Optional Functions 6 1 Topaz Digital Mill Version 6 2 Topaz Digital Lathe Version 7 0 Troubleshooting 8 0 Cleaning STTS 1 Newall Measurement Systems Introduction 1 0 Introduction 1 1 EMC AND LOW VOLTAGE COMPLIANCE The Topaz Digital Readout conforms to the relevant European standards for electromagnetic compatibility and low voltage directive as detailed below BS EN 50081 2 Electromagnetic compatibility Generic Emission Standard Industrial Environment BS EN 50082 2 BS EN 61010 1 1 2 TECHNICAL SPECIFICATIONS Dimension Height Width Depth Weight Operating Voltage Supply Voltage Fluctuation Supply Frequency Maximum Power Consumption Operating Temperature Storage Temperature Inputs Connector2. either absolute mode or incremental mode once you have used Centre Find you can locate to the centre point by moving until the display is at zero Note If you are in absolute mode remember that using centre find will set the datum to the centre point 5 7 DATAHOLD SLEEP Datahold allows you to disable the Topaz Digital but retain power to the measurement encoders and the memory circuits You can use datahold to prevent unauthorised or accidental use of the Topaz Digital whilst unattended To select datahold press the concealed key under the ne of the newall logo See Figure 1 1 While the Topaz Digital has been set to datahold the keypad will not function and the displays will be blank If the machine axis is moved D ISP LACD displaced will appear in the display window The Topaz Digital will continue to record all transducer movement and will update the display once datahold is cancelled If a key is pressed TOUCHED touched will appear in the display to alert the operator that data entry has been attempted Note To awaken the unit from datahold press the concealed key ne of the newall logo SEE 17 Newall Measurement Systems Optional Functions 6 0 Optional Functions 6 1 TOPAZ DIGITAL MILL VERSION The Topaz Digital Mill version is available in two or three axes and offers Pitch Circle Diameter PCD in addition to the Standard functions PCD is also known as Bolt Hole Circle The convention
3. Digital Lathe Tool Off Sets mode 4 2 USING THE KEYPAD Figure 1 4 shows the layout of the keypad The keys are used as follows Set the current position for the axis to zero reset Select axis to enter dimension preset Bie BiG Switches between absolute and incremental readings LED indicates choice of mode Clear entry values in preset mode Centre find function Enter key to confirm data entry Find the reference position Switches between inch and millimetre display LED indicates choice of mode Numeric keypad for data entry Ce BEA eI For setting tool off sets Lathe model only Calls up the tool number to be used Lathe model only For using the pitch circle diameter PCD function Mill model only le E Newall Measurement Systems 12 User Instructions 2 3 Axes Mill 2 2 Axes Mill 2 2 Axes Lathe 5 2 Axes Standard 6 3 Axes Standard Figure 1 4 Keypad Layout 13 Newall Measurement Systems Standard Functions 5 0 Standard Functions 5 1 USING INCREMENTAL a Purpose and Use When the Topaz Digital is set to incremental mode it can be used to display each new position relative to the last position This is also known as point to point use On setting to incremental you can reset each axis by 30 70 40 50 pressing Xo Yo or Zo EELA i age EA As an alternative to resetting the axes you can enter the coordinates relative to the current incremental p
4. Select axis to preset X Y Z Enter value to load into axis use numerical keypad if value is to be negative select Press ent to load entered value into the axis Note Pressing ce prior to pressing ent will cancel the operation and return the axis to the original value Keystrokes OPERATOR STEPS KEYSTROKES AXES DISPLAY To enter a negative dimension for X the axis X I 1 9 6 ent X 19 600 Dimensions can be entered in either absolute or incremental modes Newall Measurement Systems 16 Standard Functions 5 5 INCH MILLIMETRE To change between inch and millimetre readings press in mm The displayed data will be converted instantly The LED beside the key reminds you which mode is being used When you switch on the Topaz Digital it will display the same unit of measurement which was set prior to power loss 5 6 CENTRE FIND Centre Find halves the dimension displayed for any or all axes selected You can use Centre Find in either absolute or incremental mode The keystrokes are the same in either case In the following example Centre Find is being used on the X axis to find the centre point of a workpiece that is 100mm wide OPERATOR STEPS KEYSTROKES AXES DISPLAY Locate to your first position one edge of your workpiece and zero the axis Locate to the second position X 100 00 the other edge of the workpiece Use Centre Find to locate the centre point X or 2 X In
5. X Dia Z Rad Linear Compensation Signal Failure Table 1 Default Settings ON OFF AXIS RESOLUTION 0 01mm 0 005mm 0 002mm 0 001mm 0 0005mm 0 0002mm 0 0001 mm DISPLAY RESOLUTION 0 01mm 0 005mm 0 002mm 0 001mm 0 0005mm 0 0002mm 0 0001mm DIRECTION LI READINGS E RADIUS DIAMETER LINEAR ERROR COMPENSATION USER DEFINABLE HEAD FAIL DETECTION ON OFF Table 2 Menu Options eee 7 Newall Measurement Systems Installation Set Up SS eee ma aa SS 2 4 SWITCHING ON The mains supply switch for the Topaz Digital is mounted on the back of the unit as shown Figure 1 3 When you switch on the Topaz Digital the unit will automatically go through a brief self diagnostic routine During this routine the name Digital will be shown then the software version number will be displayed and all segments of the displays will be lit After this routine the unit will display measurements and is ready for use CONVENTIONS USED IN THIS MANUAL The direction of travel of an axis refers to the travel of the tool relative to the workpiece Keys on the keypad are signified in bold print such as ent for the enter key 3 0 Set Up The Set Up procedure allows you to to change the main default settings as shown in Table 1 The Set Up procedure can only be activated just after power is switched on to the unit After switching on press the concealed key which is located under the ne of the ne
6. correct power supply voltage Check the fuse Note that if the fuse has blown this suggests a fault with the power source which must be corrected before the fuse is replaced See Section 2 2 When the unit is switched on the displays are frozen This suggests that the mains supply voltage is to low Check that the power source is within the limits accepted by the Topaz See Section 2 2 The displays work but reset from time to time without the keys being pressed This suggests either that the mains supply voltage is too low or that the power source has an intermittent fault Check the power source as above Check that all connections are sound The displays work but give erratic readings the last digit jitters or the measurements jump to new figures unexpectedly SIG FAIL appears in the display 6 The unit will not respond to keys 8 0 Cleaning This suggests that the there is a poor earth ground connection Both the Topaz Digital and the machine on which it is installed must have proper earth ground connections See Section 2 1 This means that the unit is not receiving a proper signal from the measurement encoder Check that the encoder connection is good Check that there is no damage to the connectors or to the encoder lead If only one axis is displaying this message connect the transducer from a working axis into the faulty axis If the same message appears the fault is
7. e a skim cut along the outside diameter Move the tool away from the part but do not move in the X axis Measure the diameter and enter the diameter of the part into the X display e g X J 2 5 llent To datum the Z axis take a facing cut and move the tool away from the part but do not move in the Z axis Enter zero in the Z display i e Z 0 lL ent The Xo and Zo keys are inactive in the tool set mode d e f Press A to exit tool use mode Press to activate the tool offset mode Use the lt gt keys to scroll to the tool to be edited As an alternative the tool number may be entered directly e g 1 1 ent To establish the X axis offset take a skim cut along the outside diameter Move the tool away from the part but do not move in the X axis Measure the diameter and enter the diameter of the part into the X display e g 2 5 ent To establish the Z axis offset touch the end face with the tool and enter zero in the Z axis display e g 0 ent The Xo and Zo keys are inactive in the tool set mode Press to exit tool set mode Newall Measurement Systems 20 Troubleshooting Cleaning 7 0 Troubleshooting SYMPTOM SOLUTIONS 1 Nothing happens when the unit is switched on Check that the Topaz Digital is correctly connected to a working power source Check the power lead is not damaged Check the selector switch on the Topaz Digital is set to accept the
8. e connector If another supply cord is used it must have fitted a IEC320 10A EARTHED mains connector with a cord rated for at least 10A The PROTECTIVE EARTH CIRCUIT of the mains supply MUST BE CONNECTED to the protective earth terminal of the cabinet through the supply cord The supply cord should be secured to the mounting arm or pillar with cable ties to ensure that it cannot drop into a hazardous position ie the floor or coolant tray when disconnected from the cabinet The supply cord must be routed away from moving parts swarf coolant or sources of heat If a mains plug is not already fitted to the supply cord or is of the wrong type then a suitable EARTHED plug should be used which complies with the relevant specifications for plugs and socket outlets The mains supply fuse is a 20x5mm type T0 5A 250V It is not to be replaced by the operator If the fuse blows it is a possible indication of some significant problem with the power source Check the supply and wiring carefully If the fuse is replaced the cabinet must first be disconnected from the supply by the removal of the IEC socket from the inlet Do not position the equipment so that it is difficult to operate the disconnect device NOTE If the equipment is used in a manner not specified by the manufacturer the protection provided by the equipment may be impared and may invalidate any warranty given n 3 Newall Measurement Systems Figure 1 1 amp 1 2 S Wa wT
9. e encoder is used to generate a signal that informs the DRO that the reader head has reached its datum position Index pulses generally appear in one or two forms depending on the type of encoder connected These can either be periodic say every 20mm or single action Generally when a scale has a single action index marker this is located at the centre of travel 5 3 1 PERIODIC INDEX PULSES Position the encoder such that it lies between the datum index marker and the next index marker position Say within 15mm for a 20mm index period Hint Mark the datum position on the machine bed to allow for this position to be located quickly Press the Ref Key ref Select the axis to datum X Y Z The axis will be reset to zero Move the axis towards the datum index position Once the index marker has been triggered the axis will start to count The axis position is now referenced to that datum position iii 15 Newall Measurement Systems Standard Functions ee 5 3 2 SINGLE END MARKER Press the Ref Key ref Select the axis to datum X Y Z The axis will be reset to zero Move the axis towards the datum index position Once the index pulse has been triggered the axis will start to count The axis position is now referenced to that datum position Note Refer to the encoder manual for specification information relating to its index mark 5 4 DATA PRE SET To pre set an axis dimension the following steps are required
10. e input will display the first hole position k lt or gt now scrolls through the various hole locations Each hole number being identified in the two digit display The PCD feature functions as a go to zero command The coordinates displayed with each hole number indicate the distance needed to travel to reach the hole location To position to each hole location move the axes until both of the displays read 0 000 I Pressing the PCD icon returns the display to the standard function 6 1 2 3 AXES MILL VERSIONS The 3 axes mill operates in a similar manner to the 2 axes version except that the PCD is plane selectable a On the 3 axes version when the PCD icon is pressed the first input in the 2 digit display is the plane P The plane is identified by the horizontal LED segment adjacent to the corresponding axis b The L abs inc key scrolls between x y x Z and y z planes when pressed When the desired plane is displayed press gt to move to the next input C for centre position All subsequent inputs are as the two axis version 6 2 TOPAZ DIGITAL LATHE VERSION Note The conventional method of setting a lathe is to set the X axis as the cross travel and the Z axis as the longitudinal 6 2 1 TO SET THE OFFSETS a Press to activate the tool set mode b Press gt The two digit display will show the first tool as 01 c To datum the X axis take a skim cut along the outside diam
11. ent on the Topaz Digital model PIN NUMBER SINGLE ENDED DIFFERENTIAL OV Phase A Disconnect Phase B Disconnect OV BV Index Disconnect OONOORWND 2 3 2 INPUT TYPE DIFFERENTIAL INPUT CONFIGURATION SINGLE ENDED INPUT CONFIGURATION ja At 10K 40K 100pF 100pF 120R ov S RAT T A 2 WHEN HEAD Is F A Sr T ey AM26LS33AC GND DISCONNECTED AA 100pF k 100pF 2 2nF HE DISCONNECTED L ov 10K B Bt o 100pF 120R 10K 400pF as ov FORCES B L ow FORGES B TOW r 4 WHEN HEAD IS B GND DISCONNECTED gt AM26LS33AC HE 5V AM26LS33AC U W GND DISCONNECTED 5V K 100pF 100pF 2 2nF DISCONNECTED ER INDEX e kS a e INDEX i 10K E asv 00pF 120R H 100pF jek LINE DRIVER SIGNALS FROM READ HEAD FORCES INDEX HIGH LINE DRIVER SIGNALS FROM READ HEAD FORCES INDEX HIGH WHEN HEAD IS INC HI i i INDEX DISCONNECTED GND DISCONNECTED AM26LS33AC BV AM26LS33AC 10K 1009F K 100pF 2 2nF 90pI INDEX OV DISCONNECTED a 1K Note When the encoder does not have a index marker pulse the index pin should be connected to OV pins 1 or 6 If this is not possible then the signal failure defect option must be turned off for that axis See section 3 7 Newall Measurement Systems 6 Installation Default Setting Topaz Standard Topaz Mill Topaz Lathe Sleep Off Off Off Axis Resolution 0 001 mm 0 001 mnm 0 001 mm Display Resolution 0 001mm 0 001mm 0 001mm Direction Radius Diameter
12. eter Move the tool away from the part but do not move in the X axis Measure the diameter and enter the diameter of the part in to the X display i e X 210 5 lient d To datum the Z axis take facing cut and move the tool away from the part but do not move in the Z axis Enter zero in the Z display i e Z 0 ent The Xo and Zo keys are inactive in the tool set mode e Press gt to advance to the next tool i e 02 will be displayed in the two digit display f To set the remaining tools repeat c as above to datum the X axis To datum the Z axis for each tool touch the tool onto the face and enter Z J 0 J ent g Press to exit the tool set mode 19 Newall Measurement Systems Optional Functions 6 2 2 TO USE THE TOOLS WITH OFFSETS a b c Press A The 2 digit display now shows 01 Use the lt and gt keys to advance to the tool which is to be used Datum the displays in the normal way Use the lt and gt keys when changing tools The display will show you true X and Z readings for the tool shown in the two digit display Press A to exit tool use mode 6 2 3 EDITING TOOL OFFSETS Tool editing allows you to update a tool offset should the tool become worn broken or need replacing a b c Before editing the offset it is first necessary to activate an unchanged tool in tool use mode Press and select the tool A To datum the X axis tak
13. ey to change the resolutions When the unit is displaying the choices you wish to use press abs inc to continue to the next option 3 3 DISPLAY RESOLUTION This option allows you to select the Display Resolution for a given axis from the resolution settings availble The resolution settings are the same as the Axis Resolution settings except that the highest resolution avail able is limited to the resolution that was selected for the Axis Resolution This prevents selection of a Display Resolution that is higher then the Axis Resolution In the Set Up routine press the abs inc key until DR Display Resolution is displayed The display will show the last selected resolution eg dr 0 001 Press the Xo Yo or Zo key to change the resolutions When the unit is displaying the choices you wish to use press abs inc to continue to the next option Note Ensure Axis Resolutions are correctly selected before selecting the desired Display Resolution 3 4 DIRECTION The direction option allows you to change the direction of travel of each axis For example if after installation the X axis is measuring positive from right to left you can use this option to change the direction of the X axis so it measures positive from left to right In the Set Up routine press the abs inc until DIR direction is displayed Each axis display will show 0 or 1 Pressing each axis key Xo Yo or Zo reve
14. for angular position is that the 0 degree position is at 3 o clock and positive angles are measured anti clockwise 6 1 1 2 AXIS MILL VERSION a To access the PCD function press e b The two digit LED shows the letter c for centre Each of the axes display the last entered coordinates for the circle centre c Enter the required centre points for the new PCD eg X 2 J 2 IL 5 lL ent Y 2 J 5 JL 5 JL ent Press gt to move to the next input d The two digit display now shows D prompting the diameter input The X axis shows the last entered value for a circle diameter The other axes are blank e Enter a new diameter eg 2 0 ent Press the gt key to move to the next input f The display now shows N prompting the number of holes to be input The X axis shows the last entered value for the number of holes g Enter the number of holes in the pattern followed by ent eg 5 ent Press gt to advance to the next input h The display now shows A for angle of the first hole The X axis display shows the last entered angle i Enter a new angle in decimal degrees followed by ent eg 1 8 ent Note Until this point the lt key will allow the operator to move backwards through the previous inputs and make any amendments 5 holes equally spaced Newall Measurement Systems 18 Optional Functions j Pressing gt key after the angl
15. iL ain Sili ex l Ag H CONCEALED KEY FOR ENTERING SET UP ROUTINE Figure 1 1 Front View 3 Axis Mill Figure 1 2 Mounting Arrangements Newall Measurement Systems 4 PUDIBUT VAENE UI SAUSAS INDUS THIN 3l BTYR uma Ge wy NAN weed g amp penga Y 68 HOD ISL hiy a apa Ao Tar API MAIL i 3 Figure 1 3 Connection Diagram YAY NACTE T LON 7V11819 2 5 Newall Measurement Systems Figure 1 3 Installation uN 2 3 CONNECTIONS Figure 1 3 shows the connection sockets at the back of the Topaz Digital The Topaz Digital is designed for use with single ended or differential quadrature output encoders See section 2 3 1 for connectors details The encoders are connected to the Topaz Digital with 9 pin D Type connectors Switch off the Topaz Digital before connecting or disconnecting the encoders To fit the connectors into the appropriate socket on the back of the Topaz Digital first align the connector and then push firmly in place and secure with the locking bolts To remove the connector disengage the locking mechanism and pull the connector clear The encoders and digital readouts are connected at a separated extra low voltage SELV level Any additional interconnections must also be at SELV level 2 3 1 ENCODER CONNECTIONS The axis connectors consist of 9 Way D Type connectors with the following pin assignments for both single ended and differential connections this is depend
16. likely to be in the Topaz and you should contact your local dealer To clear the signal fail message select that axis X Y Z and then press ent If this signal fail message remains the fault has not been corrected Switch the Topaz Digital off and back on Note that providing the machine has not been moved in any direction you will not lose your current position by switching off and on Disconnect the cabinet from the power supply before cleaning It is recommended that the cabinet be wiped over with a lint free cloth with a non corrosive abrasive cleaning fluid Do not use compressed air 21 Newall Measurement Systems Notes Newall Measurement Systems 22 NEWALL MEASUREMENT SYSTEMS LTD 64 Percy Road Leicester LE2 BEN England Tel 44 0116 283 3899 Fax 44 0116 283 5530 E mail sales newall co uk NEWALL FRANCE SARL 63 Rue Victor Hugo F 59200 Tourcoing France T l 03 20 01 03 13 Fax 03 20 26 13 41 E mail sales newall co uk NEWALL ELECTRONICS INC 1778 Dividend Drive Columbus Ohio 43228 USA Tel 1 614 771 0213 Fax 1 614 771 0219 E mail newall ix netcom com Website www newall co uk Code 023 60230 UK Issue Date March 2000
17. osition Each time you switch to incremental mode the Topaz display will show the position relative to the last reset position while in the incremental mode b Keystrokes Set to incremental mode abs inc Reset axes Xo X 0 00 Yo Y 0 00 Zo Z 0 00 Enter the coordinates of X 1 0 0 ent X100 00 a position eg X100 Y50 Z25 LY 5 0 ent Y 50 00 Z 2 5 L ent Z 25 00 5 2 USING ABSOLUTE a Purpose and Use When the Topaz Digital is set to absolute mode it will display the position relative to an established datum point b Keystrokes OPERATOR STEPS KEYSTROKES AXES DISPLAY Set absolute mode abs inc AA Newall Measurement Systems 14 Standard Functions c Establishing the Datum When you reset the display in absolute mode you are setting the current position of your machine as your datum point All absolute positions will be measured relative to this datum To set the datum position the machine at the point you intend to establish the datum and then reset any or all axes while in the absolute mode Keystrokes OPERATOR STEPS KEYSTROKES AXES DISPLAY Set to absolute mode abs inc Move machine to the datum location Reset axes 5 3 REFERENCE Note This function only works with encoders that provide an index marker output signal This feature allows for any given axes to be referenced to a datum position The index marker pulse from th
18. plies The head signal failure detection system works by monitoring the incoming signal for the illegal input combination of A low B low ard R reference mark high If the heed signal fails or is disconnected then the illegal input ombinaticon is generated intemally within the Topaz Digital read out The corresponding axis reading then displays SIG FAIL If the read head that is connected to the Topaz Digital readout can generate the input signal combination of A low B low am R high in a nomal state then the axis fail detect function must ke disabled During nomal operation with the head fail detection enabled removal of a read head connector causes the corresponding axis to display SIG FAIL If the read head is recomected then the axis display continues to show SIG FAIL until the corresponding axis zero key X0 Y0 Z0 or axis load key X Y Z 5 pressed followed by et Note Please check encoder manual for index marker specification To leave the Set Up routine press the concealed key ne of newall a ________ __ 11 Newall Measurement Systems User Instructions 4 0 User Instructions 4 1 OPTIONS Topaz Digital is available in three models the Standard Mill and Lathe Figure 1 4 shows the layout of the various keypad configurations MODELS EE Additional Features Topaz Digital Standard Topaz Digital Mill PCD Bolt Hole Circle mode Topaz
19. pment and refers to the safety aspects detailed below 2 1 MOUNTING Topaz Digital is supplied with a fixing kit consisting of a M10 stud nut and washers Figure 1 2b shows use of this in conjunction with a mounting arm Be sure that the mounting arrangements are secure as the operator will need to apply pressure to the front panel when using the keypad A single or double mounting arm bracket can be supplied as a optional extra An optional mounting assembly Part no 294 37740 is available which allows for tilt and rotation See Figure 1 2a Select the location of the Topaz Digital with due regard to safety and ease of operation Keep clear of moving parts and coolant spray Ensure that the natural ventilation around the cabinet is not restricted To ensure correct operation of the Topaz Digital it is recommended that the unit s case is grounded to the machine upon which it is fitted Use a wire or strap of a least 1 5mm 16 AWG from the cabinet equipotential terminal See Figure 1 3 to a suitable point on the machine body The wire should be as short as possible The machine must also be properly grounded to a good earth point UN 2 2 POWER SUPPLY BEFORE CONNECTING THE ELECTRICAL SUPPLY TO THE CABINET CHECK THAT THE VOLTAGE SELECTOR SWITCH IS CORRECTLY SET Figure 1 3 shows the position of this switch The mains supply is connected through a detachable supply cord The Topaz Digital is supplied with a cord with a right angl
20. rses the counting direction When the unit is displaying the choices you wish to use press abs inc to continue to next option SS sss 9 Newall Measurement Systems Set Up 3 5 RADIUS DIAMETER This option allows you to select any axis to display measurements at a two times x2 factor This is used on lathes and other turning applications to display part diameter rather than part radius In the Set Up routine press the abs inc key until R AD or DIA is displayed Pressing each axis key Xo Yo or Zo switches between radius and diameter readings for that axis When the unit is displaying the choices you wish to use press abs inc to continue to the next option 3 6 LINEAR ERROR COMPENSATION This option allows you to apply a constant correction factor to all measurements displayed This factor is expressed in parts per million PPM In the Set Up routine press the abs inc key until LC Linear Compensation is displayed The display will show LC 0 or the last correction factor entered To insert or change a correction factor select the axis and enter the factor you wish to use For example to apply a factor of 200PPM to the X axis press the following keys X 2 J 0 0 lL ent If the unit is displaying measurements less than the actual measurement enter a positive factor to compen sate A factor of 200PPM means displays are measurement x 1 000200 When each axis is displaying the correc
21. s Input Signal Specification Reference Input Power Supply Resolution Options Environmental Conditions NOTE Electromagnetic compatibility Generic Immunity Standard Industrial Environment Safety requirements for electrical equipment for measurement control and laboratory use ISO 9001 Certificate No FM36096 CE 140mm 5 5in 240mm 9 5in 80mm 3 2in 2 5kg 5 5lbs 115 or 230V switch selection Not to exceed 15 of the operating voltage 50 to 60 Hz 18VA 0 to 45 C 20 to 70 C 9 Way D Type with the pinout arrangement as shown in Section 2 3 1 A A B B Quadrature Inputs with RS422 compatible line receivers Differential or Single Ended Option Input circuit diagram shown in Section 2 3 2 R R Reference input with RS422 compatible line receiver Differential or Single Ended option Input circuit diagram shown in Section 2 3 2 5V DC with a maximum output of 250mA per axis 0 01mm 0 005mm 0 002mm 0 001mm 0 0005mm 0 0002mm 0 0001mm Indoor Use IP20 IEC 529 Relative humidity maximum 80 for temperatures up to 31 C decreasing linearly to 33 at 45 C Transient overvoltage according to INSTALLATION CATEGORY II of IEC664 POLLUTION DEGREE 2 in accordance with IEC664 NEWALL MEASUREMENT SYSTEMS RESERVES THE RIGHT TO CHANGE SPECIFICATIONS WITHOUT NOTICE Newall Measurement Systems 2 Installation 2 0 Installation The symbol below appears on the equi
22. tion factor you wish to use press abs inc to return to the first option 3 6 1 CALCULATING LINEAR ERROR COMPENSATION To establish a multiplication factor check the measurements displayed by the axis against a known distance The multiplication factor should be established while in operational mode and NOT in the Set Up routine For example you might use a known standard distance of 500mm against which the axis displays 499 8mm The correction factor you would then apply is 0 2mm 500mm x 1 000 000 400PPM If the axis displays 500 2mm over the same distance the correction factor would be 0 2mm 500mm x 1 000 000 400PPM WARNING Once you have entered a multiplication factor for an axis all measurements will be adjusted accordingly If you wish to disable this adjustment you will have to enter a compensation factor of zero Newall Measurement Systems 10 Set Up 3 7 HEAD FAIL DETECTION Each axis can detect for the condition of a failed read head This option allows you to enable or disable the axis fail cetect function for each axis In the Set Up routine press the abs inc key util FAIL is displayed Pressing each axis X0 Y0 ZO switches between FAIL ON and FAIL OFF for that axis When the unit is displaying the choices you wish to use press abs inc to continue to the next tio Note For the correct Operation of the head signal failure function the following note ap
23. wall logo on the keypad The key must be pressed before the end of the initial self diagnostic routine When you have entered the Set Up routine the letters SET UP appear in an axis display window The Set Up procedure makes use of a menu system The main menu consists of a list of options that can be customised for your use Press the abs inc key to scroll through this list until you reach the option you wish to change To change the option when selected press the Xo Yo or Zo key To exit the Set Up routine press the concealed key ne of newall The Set Up menu structure is shown in Table 2 3 1 SLEEP DATAHOLD In the Set Up routine press the abs inc key until SLP ON is displayed Press Yo and the choice of SLP OFF appears You can toggle between SLP ON or SLP OFF by pressing the Yo key Select SLP ON if you want to be able to use the Datahold facility Otherwise select SLP OFF Newall Measurement Systems 8 Set Up 3 2 AXIS RESOLUTION This option allows you to select the resolution of the encoder for a given axis The list below shows the axis resolution settings expressed in mm that are available 0 01mm 0 005mm 0 002mm 0 001mm 0 0005mm 0 0002mm 0 0001 mm In the Set Up routine press the abs inc key until AR Axis Resolution is displayed The display will show the last selected resolution eg Ar 0 001 Press the Xo Yo or Zo k
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