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IOB 49 - heidenhain

1. HEIDENHAIN IOB 49 Index HEIDENHAIN DR JOHANNES HEIDENHAIN GmbH Dr Johannes Heidenhain Stra e 5 83301 Traunreut Germany amp 49 8669 31 0 49 8669 5061 E Mail info heidenhain de www heidenhain de Ve 00 627 053 21 3 2007 pdf Printed in Germany Subject to change without notice AA IAN
2. selection based on the external inputs The field can then not be selected and is skipped alt If the gear control parameter in INSTALLATION SETUP is The LIMITS field is used to establish the minimum and maximum limits of the controlled spindle soeed When operating in the CSS or DIRECT RPM modes the DAC output will not be set to a speed above or below these limits If the position display of the third axis is configured to be used for the spindle speed the rom in the SETTING field can be set to the current spindle speed by pressing the TEACH soft key Press ENTER to save the parameters and exit the input form Press the C key to exit without saving the changes you made The settings will be lost when the ND 780 is switched off 12 0 01 T Ir Ol 0 00 HM IFA CSS DIRECT RPH Enter the desired SETTING surface speed M MIN GEAR SELECTION 2 LIMITS MIN MAA sl me I mar Fig 1 8 100 RPH 1000 RPM Form in which the speed limits are defined Operating Instructions i Activating the DAC output After selecting the operating Mode and entering its parameters the DAC output must be enabled to begin controlling the spindle The output to the spindle inverter drive is an open loop signal The system does not monitor the actual spindle speed The output signal is based solely on the inverter s speed input versus the input voltage profile Depending on the operating mode selected the RPM or CSS soft k
3. key or by an external hardware signal aa readout soft key The current gear may be selected by local control MANUAL via CSS CSS GEAR SELECT DIRECT RPM in the JOB SETUP menu or remote control Select EXTERNAL to EXTERNAL via switches in the machine gear This is defined in the MANUAL control CSS through CSS GEAR SELECT field VOLTAGE OFFSET haie The VOLTAGE OFFSET function is used to adjust for any inherent 3 signal offset in the DAC signal Using a voltmeter measure the actual voltage at the DAC output Press INCREASE or DECREASE to adjust the offset until the output is O V The offset range is limited to O to 50 approximately 0 to 122 mV SOFTKEY HELP The VOLTAGE RPM fields are used to establish the relationship between the DAC output signal 0 to 10 V and the spindle speed Fig 1 6 CSS SETTINGS 1 form The minimum and maximum limits for each gear are entered If the position display of the third axis is configured to be used for the 0 01 T 1 1F 0l 0 00 HH Ir Al spindle speed the rom in the SETTING field can be set to the current spindle speed by pressing the TEACH soft key For the gear selection shown in parenthesis enter the spindle speed when the 55 output is at OV To set a specific spindle speed the DAC output Sout uses this linear relationship to determine the corresponding output voltage Vout Vout 10 Sout So S10 So VOffset 10 Y 3000 RPH Press ENTER to save the paramet
4. 102 2 FORWARD le A EO REVERSE X102 3 IN 1 o E y1 X102 4 GEAR g ML ANALOG SUPPLY X102 5 IN 2 IN 2 X102 6 EA E ANALOG INPUT 3 X102 8 X102 11 DAC OUT ANALOG COMMON Fig 1 9 Example of gear detection and switching to manual spindle speed control TURNING APPLICATION 2 Manual CSS Pot Control CSS 1 0 INVERTER OUT 789 OUT 7 OUT 8 IN 0 IN O IN 1 IN 1 Y N O O O Y O O Yu du Y 4 c er Y c Q O Le ra O O hom a c Q N IN 2 IN 2 IN 3 IN 3 DAC OUT COMMON 14 X103 9 X103 10 X103 11 X102 1 X102 2 X102 3 X102 4 X102 5 X102 6 X102 7 X102 8 X102 11 X102 12 FWD V ref LD o OFF Pot on machine V ref LD REV INPUT COMMON FORWARD REVERSE CSS pot Selector ANALOG INPUT ANALOG COMMON Fig 1 10 Example of switching to manual spindle speed control Operating Instructions I 3 Diagnostics When the IOB 49 is connected to the ND 780 the DIAGNOSTICS menu under INSTALLATION SETUP provides further diagnostic possibilities The information available varies depending on the configuration of the system CSS or switching I O functions Switching I O functions The SWITCHING 1 0 DIAGNOSTICS shows the status of the communication via the CAN bus and the state of the switching inputs and outputs to provide monitoring of the switching functions The CAN STATUS field shows the state o
5. A 4 0 2 gt y A A M HEIDENHAIN User s Manual IOB 49 English en 3 2007 General Information 6 Connecting the IOB 49 to X10 for executing switching functions milling or controlling the constant surface speed CSS turning cu 6 1 Execution of Switching Functions 7 Switching inputs 7 Switching outputs 7 2 Controlling the Constant Surface Speed CSS 10 Configuration of CSS 11 CSS operating mode 12 Activating the DAC output 13 Connecting the IOB to the inverter of the lathe 14 3 Diagnostics 15 Switching I O functions 15 HEIDENHAIN IOB 49 3 i Operating Instructions i 2 qe Un de 0 0 g General Information Connecting the IOB 49 to X10 for executing switching functions milling or controlling the constant surface speed CSS turning When the IOB 49 is connected to the ND 780 the functionalities described above are available For information on the installation of the IOB 49 in an electrical cabinet the connection technology and the wiring please refer to the Operating Instructions The Operating Instructions are included with every position display unit or can be requested from HEIDENHAIN The position display unit automatically recognizes when an IOB 49 is connected and displays the CSS SETUP option or the SWITCHING OUTPUTS option in the INSTALLATION SETUP menu Th
6. WA SHITCHING OUTPUTS 1 4 lt 10 000 POINT ON 7 lt 5 000 A RANGE ON 1 0 SEC 2 3 d E F 8 Fig 1 1 IE e Y c 2 1 O e LL O Le O E Y Ya c Pu O D x LL The CONDITION field is used to assign an axis to the output and to a y specify whether the axis position is an actual value or distance to go D 01 Ti IF 01 0 00 MM ES A position You also specify the position display value at which the OUTPUT SETTINGS 1 Press an axis key to relay is activated ang ur required conato CONDITION select the axis The POINT RANGE field is used to define whether the conditions y lt 10 000 L refers to a point on the axis or refers to a range about zero Press the soft keys The OUTPUT field is used to specify the relay operation when the POINT RANGE to select the condition switching condition is met When the condition is met the relay is RANGE and A setting turned OFF or ON OUTPUT Ion 0 5 SEC CONDITION PaM a Fig 1 2 OUTPUT SETTINGS form all ppa S 03 2 0 2 2 0 2 2 0 2 2 0 2 Y c Pu O c LL O Le O Y Ya e pur O D A LL Fig 1 3 Possible switching states of the relays 8 Operating Instructions i In PULSED mode the relay is activated ON or OFF for a specific period of time After the period has timed out the relay is deactivated Th
7. e pulse time is 0 1 to 999 seconds HEIDENHAIN IOB 49 Relay a Condition fF Lf LZ t Fig 1 4 CONTINUOUS mode vein TAPA eel ened Po bey i i t Fig 1 5 PULSED mode 1 Execution of Switching Functions 2 Controlling the Constant Surface Speed CSS In CSS mode a constant surface cutting speed can be maintained on a lathe The following functions are available CSS mode The DAC output signal provides constant surface speed by adjusting the spindle speed as the diameter radius of the workpiece changes Direct entry of spindle speed The DAC output signal sets the spindle speed based on the value entered via the numeric keypad Speed limits The user may set a sate operating range minimum and maximum speeds for spindle speed Gear selection Three different gears can be specified for varying the relation between the actual speed and the DAC output signal Y N O O O Y O O Yu du Y 4 c er Y c Q O Le ra O O hom a c Q N 10 Operating Instructions i Configuration of CSS The spindle control configuration parameters are set up in the A INSTALLATION SETUP menu Select the CSS SETTINGS parameter D 01 TA Ir 0 0 00 MM ES Al to open the associated input form CSS SETTINGS Select SOFT KEY to The CSS ON OFF CONTROL field is used to specify whether the CSS ON OFF CONTROL control CSS from the CSS mode is operated by soft
8. ers and exit the input form Press the C key to exit without saving the changes you made 0 y 500 RPH 10 5000 RPH To er Fig 1 7 CSS SETTINGS 2 form 2 Controlling the Constant Surface Speed CSS HEIDENHAIN IOB 49 Y N O O O Y O O Yu du Y 4 c er Y c O Le ra O O hom a c Q N CSS operating mode The operating parameters are set in the CSS DIRECT RPM form Press the CSS SETUP soft key to open the form or select the parameter from the JOB SETUP menu The SETTINGS field is used to select the mode of operation and the control settings The spindle is controlled by selecting CSS or by entering the spindle speed directly The values to be entered depend on the selected option If CSS was selected to maintain a constant surface speed the surface speed entered with the numeric keys is maintained As the diameter of the part changes the spindle speed will be adjusted To set a specific spindle speed select DIRECT RPM and enter the value with the numeric keypad If the position display of the third axis is configured to be used for the spindle speed the rom in the SETTING field can be set to the current spindle speed by pressing the TEACH soft key Select OFF when spindle control is not needed The GEAR SELECTION field is used to manually enter the operating gear with the numeric keypad set to EXTERNAL the field will show the current gear
9. ese options can be used to configure all functions of the switching unit Operating Instructions il 1 Execution of Switching Functions Switching functions can only be executed when the position display unit is configured for milling applications If you want to use both the IOB 49 and the KT 130 edge finder at the same time or If you want to transmit measured values via the external switching output the distribution cable with ID 532 909 01 is required Switching inputs The IOB 49 provides three inputs that are used to zero the actual value of the assigned axis A low to high transition at the input causes the value for that axis to be set to zero Switching outputs The switching outputs consist of eight integrated relays that are activated depending on the position The relays can be configured to activate when a position display reaches a specific value or within a specified range of zero The ninth output relay indicates readiness Select SWITCHING OUTPUTS from the INSTALLATION SETUP menu to open the SWITCHING OUTPUTS table in which the configuration of the eight outputs is stored If you want to change the configuration of an output select it with the arrow keys and press ENTER to confirm your selection This opens the OUTPUT SETTINGS form in which you define the switching conditions To reset a relay select the relay in the table and press the CLEAR RELAY soft key HEIDENHAIN IOB 49 0 01 T 11F Ol 0 00 HM
10. ey is displayed on the fourth page of the soft key menu If the current state indicated on the soft key is ON the DAC output Is active Press the soft key to OFF to disable the spindle control If CSS is active the CSS icon appears next to the X axis display If the entered surface speed or rpm cannot be maintained because the speed is outside the range for the current gear or outside the limits from the CSS RPM SETTINGS form an arrow will appear after the CSS icon 155 or 55 The direction of the arrow indicates whether the speed is at the upper or lower limit The soft key to enable CSS or RPM control will not appear tt if the operating mode is set to OFF SETUP is set to EXTERNAL the CSS or RPM operation cannot be controlled by soft key The soft key will show the current state but pressing it will have no effect att If the CSS control parameter under INSTALLATION The SPEED and SPEED soft keys are used to increase or decrease the current surface speed or spindle speed The value is increased or decreased by 5 each time the soft key is pressed HEIDENHAIN IOB 49 Y N 2 O O O a Y O O Yu os Y 4 am ad Y c Q O Le me O O hom ad c Q N Connecting the IOB to the inverter of the lathe TURNING APPLICATION 1 Automatic CSS Pot Control COMMON X102 12 CSS 1 0 INVERTER f FWD out 789 4183 OUT 7 X103 10 o OFF our g 10311 mo X102 INPUT COMMON IX
11. f the bus communication between the position display unit and the IOB 49 The status information has the following meaning NOT PRESENT No communication with hardware NOR Communication normal operation CAL Communication Hardware in calibration mode Wen Watchdog active Was Watchdog inactive Wto Watchdog time out Tx Data is transmitted to hardware Rx Data is received by hardware The SWITCHING l O field shows the state of the inputs and the switch position of the relays All currently active inputs 1 to 3 are shown in the ON field All currently active relay outputs 1 to 9 are shown in the OFF field The CALIBRATE soft key is used to re synchronize the communication with the lOB 49 This however is only required if the module is not detected upon power on HEIDENHAIN IOB 49 YN J YN O O A m Y J YN C O A m CSS CSS DIAGNOSTICS shows the status of the communication via the CAN bus and the state of the DAC output to provide monitoring of the interfaces for operation with constant surface speed The state of the switching inputs and outputs is also shown The CAN STATUS field shows the state of the bus communication between the position display unit and the lOB 49 The status information has the following meaning NOT PRESENT NOR CAL Wen Was Wto Ix Rx No communication with hardware Communication normal operation Communication Hard
12. ware in calibration mode Watchdog active Watchdog inactive Watchdog time out Data is transmitted to hardware Data is received by hardware The DAC OUTPUT field shows the current value of the transmitted voltage The value is between 0 and 4095 which corresponds to a voltage of O to 10 V at X102 11 The corresponding CSS icon will be displayed if the spindle speed is at the upper or lower limit E55 or CSS The CSS INPUT OUTPUT field shows the state of the switching inputs and relay outputs 16 Operating Instructions il The status information has the following meaning EXT External switch is active X102 12 G1 Switch for gear 1 is active X102 3 4 G2 Switch for gear 2 is active X102 5 6 G3 Switch for gear 3 is active X102 7 8 teow M POT Potentiometer relay is active X102 10 DAC DAC output relay is active X102 11 The CALIBRATE soft key is used to re synchronize the communication with the IOB 49 This however is only required if the module was not detected at switch on HEIDENHAIN IOB 49 Y Ku Y C O amp A 9 A Activating the DAC output 13 C Configuration of CSS 11 Controlling the constant surface speed CSS 10 CSS 16 CSS operating Mode 12 D Datums 6 Diagnostics 15 E Execution of switching functions 7 R Relay status 8 S Switching I O functions 15 Switching inputs 7 Switching outputs 7

IOB 49 - heidenhain

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