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Phytron GCD 93-70 User Manual

1. 8 9 3 GCD in the PLC Modqe 40 1 4 GCD Schematic Diagram 11 9 4 Configuring the GCD with IPCOMM 41 2 Technical Data Table 12 10 The LCD Display anna 42 3 To Consider Before Installation 15 10 1 Error Messages 42 3 1 Qualified Personnel 15 10 2 Trouble Shooting 43 3 2 Safety Instructions 15 11 Appendix eee 44 3 3 Protective Measure Options 17 11 14 Self Adapting Overdrive 44 GEL o pia AA AA 19 tl Warranty 44 Mounting Instructions 20 11 3 ESD Protection Measures 44 4 1 Temperature and Cooling Air Flow EMEN o e H 45 4 2 Mounting an External Fan 22 5 Power Supply seeeeesessssessss 23 5 1 Connector X1 Supply 23 5 2 DC Supply Voltage 24 5 3 AC power supply sesesess 25 5 4 Current Setting AP 26 6 Motor Connection seeesssss 27 6 1 Motor Connector 27 6 2 Wiring Schemes 28 6 3 Motor Cables 29 6 4 Shielding ssssssss 30 7 Input and Output Connectors
2. 31 7 1 Process Signal Connector 31 74 1c CA AA 32 7 3 Digital Outputs tes 32 7 4 Mu irc me 33 8 Basics of the GCD Functions 34 8 1 Control Software Structure 34 8 2 Control Parameters 34 9 Turning a GCD into Operation 35 9 1 GCD in the Manual Modqe 36 3 MA 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini 1 GCD 93 70 MINI In this chapter you will find a brief description of the intelligent power stage GCD and a short introduction into its menu system A schematic diagram will show you the high integration level of this product 1 1 Short Overview GCD is a stepper motor power stage with an axis controller or indexer That means GCD is a compact stepper motor controller to drive two phase stepper motors 70 1 1 gt m ET x gt v Gco Plain text display E U Operator s control menu o m B P Ai e ae 1 0 AC or DC Power Supply Connector ry Limit switch a PE connection RS485 or RS232 Stepper motor connector 335 EMC clamps to connect 4 the cable shields o9 Space required for connectors and cables about 30 mm Fig 1 Controls and dimensions mm The power stage is directly controlled by a microcontroller which receives
3. As soon as the GCD changes to the manual mode the display text changes to GD93 70 Man Mode Release the OK button The GCD now displays the first item of the top menu level MENU lt BACK gt This main menu has three items lt SETUP and lt TEST gt and lt BACK 5 and MENU lt BACK 5 You can now switch to another menu item by pressing the buttons V or A Having selected one of the items you can enter the next menu level by pressing the OK button The submenu SETUP defines GCD parameters while the submenu TEST contains test functions to check the wiring Selecting BACK will change to the top menu level with the items online mode or PLC mode In the SETUP Menu you can set the basic system parameters for ex motor currents and operating frequencies please refer to chapter 9 1 1 In the TEST Menu you can perform basic checks of the motor and I O wiring You can also start the motor pressing a menu button Some other test functions will show you the input and output states chapter 9 1 2 For a detailed explanation of the menu structure please refer to chapter 9 9 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini Menu functions and motor test Display after power on GCD 93 70 SELFTEST Display tw
4. Fig 13 AC supply voltage The acceptable supply voltage range is 17 Vac to 50 Vac effective voltage The peak voltage of the AC power supply must not be lower than 24 V 17 Vac 42 even with full load and voltage deviations of 10 Power supply design considerations The maximum AC supply current is influenced by the value of the feed line s resistance The following formula can be used to estimate the effective alternating current which has to be available at the connector supply even if the system is operated with 100 duty cycle 2 2 7 Res 17 I supply Dc 4 7A Supply AC with lph Phase current as set up in the GCD menu Res Total resistance of motor phase and cabling Isupplyac Effective value of the supply current if AC supply is used Usupply ac Effective value of the supply voltage if AC supply is used 25 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini 5 4 Current Setting Operating current stop current and boost current can be set individually in steps of 0 1 A A Set the currents fitting to the motor winding Refer to motor data sheet Current range 0 1 to 6 3 Aef Resulting peak current 0 14 to 9 Apeak Supply current 6 Arms Supply current short time limit 7 Arms Factory default settings Operating current 0 4 A Stop current 0 2A Boost current 0 0 A boost function is de
5. www artisan scientific com Manual GCD mini 9 1 GCD in the Manual Mode The Manual Mode should be used for a first configuration of the GCD The Manual Mode has the following menu structure In the top menu level you may select the A setup menu or the test menu Or you can go back to the former operating mode RS RCV Inside each menu level you may scroll up RS SND and down from item to item With the OK key the item indicated will be Midi Mix activated LIM SW STD PARMS PLC IN E STOP SEL IN RAMP 1STEP BAUD VA 1STEP AX ID Menu 1TURN CONTR OK lt BACK gt 1TURN F OFFS VA FREE F RUN Menu OK FREE TDELAY lt TEST gt OK BACK IBOOST Online VA VA I STOP PLC Menu OK gt I RUN Mode OK 3 sec lt SETUP gt OK BACK VA VA Manual 1149 A010 GB 36 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron 9 1 1 The Setup Menu The character gt printed leftmost in the first display text line shows that the second menu layer is active Press the OK button to activate the edit function for the selected item The active edit state is signalled with 55 in the first display text line If the current value can be changed the cursor is in the second line under the first figure By means of the arrow keys you can cha
6. Protection Measures All the products which we deliver have been carefully checked and submitted to a longterm test To avoid the failure of components sensitive to electrostatic discharge ESD we apply a great number of protective measures during manufacturing from the component input check until the delivery of the finished products Warning Manipulation of ESD sensitive devices must be effected by respecting special protective measures EN 61340 5 Only return the modules or boards in adapted packaging Phytron s warranty is cancelled in case of damages arising from improper manipulation or transportation of ESD modules and components Manual 1149 A010 GB 44 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron 12 Index A O AC Supply Voltage 25 Output Current 14 Ambient Temperatures 13 Outputs 32 B Overview 4 P Baud Rate 35 C Peak Voltage 26 PELV 17 Cable Cross Section 12 Connector 13 Cooling 21 Copyright 2 D DC Voltage 24 De Rating Diagram 21 Dimensions 4 E EMC 30 ERROR 40 F Fan 13 Fuse 12 I O Connector 31 Input Level 14 Inputs 32 Insulation 23 Interface 33 IPCOMM 41 L Low Voltage 12 M Menu 8 Motor Cable 29 Motor Connector 27 Mounting Kit 19 Power Supply 23 Protective measure 17 R Rail Mounting 19 RS232 6 33 RS485 6 33 S Safety Instructions 15 Schematic Diagram 11 Signal Level 14 SP
7. activated The maximum current consumption depends on the supply voltage the phase current selected and the ohmic resistance of motor winding and motor cable The mean current value at the terminals Supply evaluated over a period of 30 sec must not exceed 6 3 A Note The above phase current diagrams are based on the following assumptions maximum duty cycle 70 for the other 3096 stop current is less or equal of 5096 of the run current cycle time maximum 30 sec If the maximum current is switched on during more than 70 of the cycle time or if the cycle time is longer than 30 seconds the current has to be reduced by a factor of 0 8 Example A stepper motor with 6 5 A nominal phase current is intended to be used with 6 3 A phase current The motor winding resistance is assumed to be 0 5 O and the supply voltage to be 50 Vac According to the above diagram the resistance of each phase winding and cabling must not exceed 1 30 The cable resistance forth and back summed up must therefore be less than 1 3 Q 0 5 Q 0 8 O Assuming a cable cross section of 1mm with a resistance per meter 0 8 Q LO me 90 a Q 2 0 02 y of 0 02 2 m the maximum cable length in this case would be limited to Manual 1149 A010 GB 26 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron 6 Motor Connection The following chapter gives a description of ho
8. buttons V K A CSS Signal connector GO ge 1 Aa X3 X4 Z 7 4 24 Vy external aux supply Ng ya g 8 Input 7 10 inputs nputs vA 4 outputs 9 4 Outputs 2 7 c 1 PAP a p 7 ver 7 2 Limit Switches logic ui X5 X6 7 B 7 uU 7 UA Ext limit switches Y 9 2 RS 232 RS 485 9 27 IIIZ ILIZZIIZZIZZZIZZZZZZZZZIZZZIZZZ Monitoring a Supply 4 Quadrant voltage current control H bridge temperature a Overcurrent Short circuit x1 X2 SUPPLY 2 H bridges Supply voltage Line filter Rectifier DC bus Mosfet Stepper motor connection charging capacitor output stages connection 1 7777777 Basic isolation for mains circuits with 250 V design voltage acc to EN 50178 Fig 4 GCD schematic diagram 11 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini 2 Technical Data Table Technical Data Control pulses Minimum step frequency 1 Hz referred to full step mode Maximum step frequency 10 kHz referred to full step mode This corresponds to 50 turns sec if using a stepper motor with 200 steps rev Recommended Stepper Motors 2 phase stepper motors with 4 6 or 8 lead wiring scheme with 0 5 to 10 A phase current Winding resistance lt 10 Ohm for full power small motors with higher resistance will also work Winding inductance 0 5 to 10 mH per phase Step Resolution The step resolution
9. circuit over temperature or low voltage at the load capacitor Manual 1149 A010 GB 40 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron The digital handshake between PLC and GCD can be graphically shown as follows Please note the small but important delay between Prog x and STROBE which should be established to suppress noise effects due to different settling times of PLC outputs STROBE Prog 0 Prog 1 Prog n READY ERROR Fig 19 Data exchange diagram 9 4 Configuring the GCD with IPCOMM With the IPCOMM Phytron configuration software all motion parameters can be set with the PC PLC commands and command sequences can be set and tested as well The IPCOMM CD and the IPCOMM protocol manual are delivered free of cost with the GCD 41 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini 10 The LCD Display The display contrast can be modified in the setup menu Note If the LCD display is fading this could be caused by high ambient temperature in the switching cabinet 10 1 Error Messages The GCD will show error messages in the second text line of the LCD display If there are several errors at the same time the most important message will be displayed Error Message Volt Err Voltage Error Low Voltage The supply
10. please use the bus termination resistors 120 Q at the very last GCD in the chain a R2 An interface converter Bus termination resistor from RS232 to RS485 R1 and R2 is necessary for the PC RS485 cable PC connector to 4 pole Phoenix Combicon connector GCD 33 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini 8 Basics of the GCD Functions This chapter describes the GCD functions and explains how to adapt the control parameters to a wide range of applications 8 1 Control Software Structure The GCD software consists of two modules called BIOS and SYSTEM stored in a flash EPROM The software can be reloaded via PC without opening the device Please find detailed information in the appendix of the separate IPCOMM protocol manual 8 2 Control Parameters At delivery all GCD control parameters are set to the BIOS Default settings In the following chapter you ll find an overview In chapter 9 is described how to change the parameters In the GCD there are three copies of this parameter list a table in the program memory BIOS Default a table in the permanent data memory and a table in the working memory After power on or reset the data of the permanent memory will be copied into the working memory During operation parameter changes are only valid for the working memory Changes can be mad
11. voltage at the internal load capacitor has dropped under 17 VDC This error message will also occur if an external supply voltage of 24 V AC or DC breaks down under load for a short time If you use a standard transformer and no high performance toroidal transformer the voltage drops may occur due to a high resistance in the secondary transformer winding If you use a DC supply unit typical reasons for low voltage error messages are internal load limiters in the power supply or small load capacitors in the power supply Normal three phase power current supplies 6 way rectifiers for 24 V SELV supplies are normally not suited to drive high load stepper applications due to the high time constant of the supply circuit if these devices have no load capacitor Error Message Curr Err Current Error High Current or Short Circuit Short circuit from phase to phase phase to ground or phase to other phase Check the connector wiring Check the motor cable for short circuits Please have somebody stressing the cable during the measurement this will make cable faults by mechanical fatigue more obvious during the measuring period Disconnect the motor and check it for any short circuits by measuring the insulation phase to phase phase to GND Error Message LimSwErr Limit Switch Error This error message appears if the limit switch input shows an illegal signal pattern If the GCD is configured as a linear axis there must not b
12. 49 A010 GB 30 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com 7 Input and Output Connectors phytron The I O connectors X3 and X4 are used to connect the GCD with digital process control signals and an auxiliary power supply Connector X5 is used to wire two limit switches and the serial interface connector X6 is used for RS232 or RS485 one of both 7 1 Process Signal Connector X3 X4 prog O 0 Vpc IN prog 1 Strobe prog 2 Enable prog 3 Out 0 Ready in PLC mode prog 4 Out 1 Error in PLC mode prog 5 Out 2 prog 6 Out 3 prog 7 X5 X6 Limit Switch RS232 RS485 24 Vpc OUT RxD RX Limit Switch 0 Voc RX 0 Vpc OUT TxD TX 0 Voc TX Fig 17 I O connectors Important e Do not plug in the I O connectors inverse or wrong Danger of damage to the GCD e The GCD voltage level 24 V should fit to the control unit s process I Os e Do not exchange X3 with X4 by mistake Danger of damage to the GCD e Do not exchange X5 with X6 by mistake Danger of damage to the GCD 31 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini 7 2 Digital Inputs All digital inputs are optically insulated from the motor supply voltage This ass
13. 8 88 SOURCE www artisan scientific com Manual GCD mini 8 Do always switch off the supply voltage if you connect or disconnect any wires A or connectors at the GCD Most important Do not disconnect the motor while powered Danger of electric arcing 9 The digital inputs and outputs connected to X3 X4 X5 and X6 should be safely separated from mains The maximum voltage against protective earth must not exceed 60 Vpc or 25 Vac 10 To switch off the drive safely the voltage supply has to be safely switched off by relay contact for example 11 The surface of the GCD may reach temperatures of more than 70 C Danger of injury if touching the surface Manual 1149 A010 GB 16 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron 3 3 Protective Measure Options The power stage must be operated by the protective measure PELV acc to VDE 0100 Board and motor housing have to be grounded and or connected to 0 V Various options are possible to achieve the protective measure PELV Fig 6 PELV Grounding Power Stage and Motor The secondary winding of the transformer SELV supply must not be grounded because the equipment is grounded Fig 7 PELV Grounding O V and Motor 17 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual G
14. CD mini If there is no PE clamp on the motor the O V wire must be grounded to complete the protective measure PELV Fig 6 and Fig 7 Fig 9 PELV Grounding O V Protective measure PELV for application of the Ug should not exceed 70 Vpc or 50 Vac at dry environment environmental conditions 3 acc to IEC 61201 The supply transformer must be constructed with reinforced or double insulation between supply and secondary winding acc to EN 61558 Only use motors which are checked acc to EN 60034 1 500 Vac 1 minute Manual 1149 A010 GB 18 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com 4 Mounting phytron In this chapter you will find all information about mounting the GCD inside a switching cabinet and mounting an external fan GCD with Rail Mounting Kit Mounting clip for rail acc to EN 50022 Rail thickness 1 2 5 mm Rear view GCD with Wall Mounting Kit Fig 10 Mounting kits available with the GCD 19 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini Mounting Instructions e The GCD has been designed to be mounted inside a switching cabinet Depending on operating voltage and applicable standards other environments can also be permissible e The GCD should be vertically mounted e
15. Looking for more information Artisan Visit us on the web at http www artisan scientific com for more information QUALITY INSTRUMENTATION GUARANTEED Price Quotations Drivers Technical Specifications Manuals and Documentation Artisan Scientific is Your Source for Quality New and Certified Used Pre owned Equipment Tens of Thousands of In Stock Items Fast Shipping and Delivery Equipment Demos Hundreds of Manufacturers Supported Leasing Monthly Rentals Consignment Service Center Repairs InstraView Remote Inspection Experienced Engineers and Technicians on staff in our Remotely inspect equipment before purchasing with our State of the art Full Service In House Service Center Facility Innovative InstraView website at http www instraview com We buy used equipment We also offer credit for Buy Backs and Trade Ins Sell your excess underutilized and idle used equipment Contact one of our Customer Service Representatives today Talk to a live person 888 88 SOURCE 888 887 6872 Contact us by email sales artisan scientific com Visit our website http www artisan scientific com C Stepper Motor Power Stage with Indexer and Plain Text Display 5 mu A B PM MI A Paa a VW VEL AQ NATN AD VI el Ir AY KS CONAN A Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientifi Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE
16. Mount the GCD ata plane surface with appropriate load capacity device weight is about 1 1 kg e Use the mounting kit delivered with the device for rail mounting or wall mounting e You may also use the mounting threads in the devices back plate e The mounting screws used must intrude not more than 3 mm into the GCD s interior e Recommended free space below and above the device 100 mm Keep the air slots free to allow a convective air exchange e Recommended free space to other devices besides the GCD 30 mm e Recommended free space for cables and connectors before the front side of the GCD 30 mm e The GCD has to be mounted and operated at a place free of shocks and vibrations Manual 1149 A010 GB 20 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron 4 4 Temperature and Cooling Air Flow The heat production in the GCD depends on the motor current setting At maximum current up to 45 W thermal power are produced in the device If mounting several GCD devices one upon another be sure that the requirements for cooling air are met also at the topmost air inlet e Refer to the derating diagram below for the acceptable ambient temperature depending on the motor current and type of air flow forced or free e The curve without ventilation is valid for 100 duty cycle e The GCD can be operated without an external fan with motor currents up to a
17. S Mode 9 Step Frequency 12 Step Resolution 12 Stepper Motor 12 Strain Relief 23 Supply Voltage 12 SW ENABLE 40 T Technical Data 12 touch voltage 18 W Wall Mounting 19 Weight 13 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Phytron Elektronik GmbH Industriestra e 12 82194 Gr benzell Germany Tel 49 0 8142 503 0 Fax 49 0 8142 503 190 E Mail info phytron de www phytron de Phytron Inc 600 Blair Park Road Suite 220 Williston VT 05495 USA Tel 1 802 872 1600 Fax 1 802 872 0311 Email info phytron com www phytron com Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Looking for more information Artisan Visit us on the web at http www artisan scientific com for more information QUALITY INSTRUMENTATION GUARANTEED Price Quotations Drivers Technical Specifications Manuals and Documentation Artisan Scientific is Your Sourc
18. T Boost current used during acceleration and deceleration If set to zero the normal run current is used also during acceleration and deceleration I STOP Stop current used during motor stand still I RUN Normal operating current used during motor run Manual 1149 A010 GB 38 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron 9 1 2 The TEST Menu The menu structure is as shown with the SETUP menu The hanaling is also the same use the arrow buttons for scrolling and the OK button for activating a menu item The items in the TEST menu are Menu item Function RS RCV RS Receive can be used to check the serial interface Received telegrams will be written into the display RS SND RS Send will output a test string lt ETX gt Hello World CR LF ETX to the serial interface You may receive the text string on a PC with any interface monitor OUTPUT The digital process control outputs X4 can be switched individually The cursor will blink on the most significant output bit Out 3 Use the OK button to switch the output and the arrow keys to select another output Move the cursor to EXIT to finish this function Note The outputs will work only if the auxiliary 24 V supply is on LIM SW Limit switch shows the current state of the limit switch inputs X5 PLC IN PLC Inputs shows the current state of th
19. bout 3 Amp even at an ambient temperature of 50 C e Using an external fan Papst type 614 operated at 24 Vp the GCD device can be operated with maximum phase current and 100 duty cycle even at an ambient temperature as high as 50 C permissible ambient temperature C 50 TUN vith fan NG type Papst 614 40 aS at 24V DC 30 m x n As without ventilation 10 overtemperature J cut off j i j j gt 0 1 2 3 4 5 6 phase current Ass De Rating 21 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini 4 2 Mounting an External Fan The GCD housing is prepared for mounting an external fan Recommended type Manufacturer Papst Type 614 Air Flow 40 m h Power supply 24 Vpc Mounting A For full cooling power dismount the air slot segment at the bottom side of the housing Carefully cut the four metal bridges Metal scobs must not get into the GCD s housing Mount the fan with four cylinder head screws M3 6 If you want to insert the screws into the holes on both sides of the fan s housing four type M3 30 cylinder head screws should be used The preferred air flow direction is from bottom to top Check the mounting direction of the fan The arrow on the fan s housing shows the air direction The mounting screws must not intrude more than 3 mm into the GCD housing Risk
20. cuit are already included so you have only to connect an external supply with DC 20 to 70 Vpc or AC 17 to 50 Vac Auxiliary process supply voltage 24 Vpc The power circuit is insulated from the process I Os and all other inputs and outputs You need an auxiliary 24 Vpc power to supply the process I Os limit switches and the serial interface Inputs The inputs are driven with 24 V level enabling a direct connection to PLC outputs Outputs The outputs are driven by the auxiliary power supply 24 Vpc The outputs are compatible to standard PLC inputs and short circuit protected Error messages can only be reset if the auxiliary power is off Limit switches Two limit switches type PNP opener may be connected to the GCD The limit switches are also supplied by the 24 Vpc auxiliary power Of course mechanical switches can be used as well 5 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini Serial interface The GCD is equipped with an RS232 interface 3 wire point to point or with an RS485 interface 4 wire bus topology To use the serial interface the auxiliary supply voltage 24 Vpc has to be applied Plain text display with 2 8 characters The plain text display has several functions In the manual mode Operation parameter setting Test of motor and wiring In the normal mode controlled by a master controller Diagnos
21. e PLC control inputs Strobe and Enable X4 SEL IN Select Inputs shows the current state of the PLC data inputs X3 1STEP One 1 8 step motion of the stepper motor in positive direction 1STEP One 1 8 step motion of the stepper motor in negative direction 1TURN One complete turn 200 step motor in positive direction 1TURN One complete turn 200 step motor in negative direction FREE As long as you press the OK button the motor turns in positive direction FREE As long as you press the OK button the motor turns in negative direction 9 2 GCDin the Online Mode In the Online Mode PDO the GCD receives commands from a master computer PC PLC overriding controller via serial interface Data are exchanged by telegrams which should meet a rigid protocol This IPCOMM protocol is explained in the manual MA 1086 Axxx delivered with each GCD 39 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini 9 3 GCD in the PLC Mode The PLC mode PD1 means the GCD receives commands from a master controller via the digital inputs In this operating mode the handhake with the master controller is performed via the digital outputs In order to ensure safe data exchange a defined protocol has to be observed The PLC has to wait for the GCD s READY signal After that the PLC can prepare the program information which is subsequ
22. e both limit switches active at the same time Manual 1149 A010 GB 42 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron Error Message OutDrErr Output Driver Error This message signals an error of the digital I O output driver or a missing auxiliary power supply voltage The output driver has detected some overload condition The chip is protected against overload and it will switch off all outputs You have to switch off the power supply voltages of the GCD and on again to reset this error signal 10 2 Trouble Shooting The following list might help you to repair failures Problem LCD display is bad to read Set up the contrast in the setup menu Problem LCD display keeps being dark shaded Perhaps the the ambient temperature of the device is too high Problem Error message over temperature Check ventilation chapter 4 1 and current setting chapter 5 4 Mount a fan Problem Motor does not run Check the current settings At delivery run current and stop current are set to 0 4 A Check the wiring Use the test menu functions to eliminate other problem sources Problem The stepper motor is inadmissibly hot Check the current settings For Boost current and run current settings please refer to the motor label or data sheet We recommend to set the stop current to 5096 of the run current Phytron stepper motors are designed for a stop cu
23. e for Quality New and Certified Used Pre owned Equipment Tens of Thousands of In Stock Items Fast Shipping and Delivery Equipment Demos Hundreds of Manufacturers Supported Leasing Monthly Rentals Consignment Service Center Repairs InstraView Remote Inspection Experienced Engineers and Technicians on staff in our Remotely inspect equipment before purchasing with our State of the art Full Service In House Service Center Facility Innovative InstraView website at http www instraview com We buy used equipment We also offer credit for Buy Backs and Trade Ins Sell your excess underutilized and idle used equipment Contact one of our Customer Service Representatives today Talk to a live person 888 88 SOURCE 888 887 6872 Contact us by email sales artisan scientific com Visit our website http www artisan scientific com
24. e non volatile by saving the parameters for example by means of IPCOMM Chapter 9 1 1 and 9 4 will show how to change the parameters Parameter Menu Item Unit Default Value Range Start stop frequency F OFFS Hz 400 1 1250 Run frequency F RUN Hz 2 000 1 10000 Acceleration ramp RAMP Hz s 5 000 1 700 164 000 Emergency stop ramp E STOP Factor 0 0 255 Stop current I STOP A 0 2 0 6 3 Run current I RUN A 0 4 OA 46 3 Boost current I BOOST A 0 0 6 3 Recovery time TDELAY ms 20 0 4 000 Axis limit 1 8 Step 1 000 000 0 210 Offset to limit switch 1 8 Step 0 0 2410 Manual 1149 A010 GB 34 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron Parameter Menu Item Unit Default Value Range Offset to limit switch 1 8 Step 0 0 2 10 Play compensation 1 8 Step 0 210 2 10 Axis type linear rotational 0 0 1 Control mode Online PLC 0 0 1 Baud rate BAUD Bit s 28800 9600 28800 LCD contrast CONTR 50 0 100 Device address AX ID 0 0 9 A F The last two parameters can only be changed in the manual mode menu buttons 9 Turning a GCD into Operation The GCD has three basic operation modes The manual or test mode the online mode and the PLC mode where the GCD is controlled by digital process I Os After power on the GCD will start
25. ected in E parallel standard D a GCD A B Dr 2 8 lead stepper motor m ms E connected as a a 4 lead stepper motor C ao P Windings connected in series D GCD n ya B 8 wii ms 3 6 lead stepper motor Windings connected C wag 2 o in series ne D GCD A B o 4 6 lead stepper motor W4 w for unipolar control mode m ws N Used with 2 windings C m 9 if connection 3 can E not be effected D o GCD M B e gn a 5 4 lead stepper motor A C 7 5 KO D a Begin of the winding W1 WA Windings Fig 15 Connection diagrams for 4 6 and 8 wire stepper motors Manual 1149 A010 GB 28 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron 6 3 Motor Cables We recommend to wire the stepper motor with a 5 lead cable with shielding mesh For optimum electromagnetic compatibility EMC the cable should not be interrupted by additional connectors or screw terminals Recommended cable cross section 1 mm for full power Acceptable motor cable length depending on current setting motor resistance and cable cross section chapter 5 4 The protective earth wire green yellow of the motor cable should be connected to the earthing screw near the GCD motor connector At the other motor cable end the green yellow wire should be connected to the motor s earthing screw If there is no earthing screw on the motor t
26. entlly activated by a STROBE signal The GCD receives the program information and processes the command During program execution READY becomes passive In the PLC mode the digital inputs have the following meanings STROBE Activates the selected motion command SW ENABLE Release the axis Without this signal the axis cannot be started By deactivation SW ENABLE each positioning can be interrupted The motor is stopped and decelerates with ramp The positioning counter contains a valid value Prog x With the eight program selection inputs one out of 256 motion commands can be selected out of the PLC table The input bits are interpreted binary These inputs should be stable before the STROBE signal is triggered We recommend to wait at least one idle cycle of the PLC The meaning of the digital outputs in the PLC mode is Output 0 READY The GCD is ready to accept the next motion command At motor start this signal is set to zero It is switched on again only after the motor stands still AND the STROBE signal is no longer active AND the recovery time TDELAY has elapsed Output 1 ERROR There is an error condition which might have one of the following reasons Selected motion command has not been programmed Limit switch error Power stage error Output 2 RUN The stepper motor runs is set also during the recovery time TDELAY Output 3 AMPLIFIER The amplifier signals an internal fault Possible reasons are over current short
27. he motor must be earthed by appropriate measures 29 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini 6 4 Shielding To avoid disturbances affecting the wires and instruments installed close to the drive system only shielded cables must be used Motor and power stage should be connected to ground by a central earthing tab um Stepper motor Central earthing tab Fig 16 Motor lead shielding and earthing For best electromagnetic compatibility EMC you must connect the shielding mesh to the GCD housing Use the cable clamps at the front side of the GCD Free cable ends must be as short as possible The shielding mesh must also be connected on a large surface to the motor housing Use EMC type conduit fittings All parts of the motor must be conductively connected with each other In case of motors without adapted conduit fittings the cable shielding must be connected as near to the motor as possible and has to be applied to PE Important Motor leads not used should be insulated separately important if using wiring scheme 3 or 4 If the motor is connected in the required way the fault free operation is assured according to EN 61000 6 1 2 The manufacturer of the equipment machine is responsible for the adherence to limit values required by the EMC legislation Manual 11
28. ing cabinet Depending on the operating voltage used and the safety standards to be applied other mounting environments may be applicable Mounting Rail mounting or wall mounting dependend on the mounting kit delivered with the device Minimum Distances Minimum horizontal distance to other devices 30 mm Minimum vertical distance to other devices 100 mm Required space for cabling and connectors about 30 mm at the front side of the GCD Ambient Temperatures Operation 4 to 50 C Storage 25 to 55 C Transport 25 to 70 C Ventilation Operation without fan Up to 40 C ambient temperature with a phase current up to 4A Operation with fan With external fan type Papst 614 24 Vpc the GCD can be operated up to 50 C ambient temperature with full current and 100 duty cycle Mounting an External Fan 4x mounting threads M3 arranged in a square of 50 50 mm to mount a 24 V fan at the bottom of the housing Warning The mounting screws may penetrate maximum 3 mm into the device Weight 1 1 kg Connector Phoenix Combicon Screw Type Plug Connector at the Supply Cable Type MSTB 2 5 2 STF 5 08 Connector at the Motor Cable Phoenix Combicon Connector Type C 2 5 4 STF 5 08 Connector 2 8 pin Phoenix Mini Combicon screw type connector at the I O Cables Type MC 1 5 8 ST 3 81 2 4 pin Phoenix Mini Combicon screw type connector Type MC 1 5 4 ST 3 81 Insulation req
29. ive GCD devices secondary voltage rated 50 V 4 5 A The rated power of the transformer is 230 VA The transformer is equipped with a temperature limiter with 130 C threshold temperature Power supply A ready to mount power supply with mains transformer fuse and mounting kit for switching cabinets is being prepared 7 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini 1 3 Menu Function Test In this chapter is explained how to use the menu control and how to drive the motor for test The information in this chapter is only valid for performing tests with the menu control and the stepper motor For normal operation the GCD has to be mounted into a switching cabinet chapter 4 For test operation you only need a power supply see chapter 5 a stepper motor see chapter 2 and the corresponding cabling see chapter 5 1 In the manual test mode you can drive the motor without a master controller connected to the GCD Please read the safety instructions in chapter 3 2 very carefully before turning the GCD into operation O A 40 20 17 to 50 Vag Supply voltage Stepper motor Fig 3 Required wiring to test the GCD s menu system A 1 First only connect the power supply 2 Set the motor currents in the SETUP menu Refer to the next page for details Warning Excessively high motor currents ma
30. motion commands from an overriding controller for ex a PC or a PLC The GCD can be connected to the controller either by means of a serial interface type RS232 or RS485 different GCD design or a parallel interface with 24 V process l Os For service and test you can manually operate the GCD It is easy to do with the menu control buttons and the built in plain text display Manual 1149 A010 GB 4 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron Ministep power stage for two phase stepper motors The GCD takes advantage of Phytron s well tried stepper motor power stage technology which could be improved again with the 4 quadrant precision current control This tech nique also found in the CCD pulse direction power stage has been combined with the well known controller used in the GSP stepper motor control The step resolution is dynamically adapted to the speed At low speed the GCD will use 1 8 steps and full steps at high speed With the overdrive function the GCD uses a dynamic current compensation for higher torque in the upper frequency range independent of the type of stepper motor Wide motor current ranges from 0 1 to 6 3 Ara In the SETUP menu run current stop current and boost current can be individually set in 0 1 A steps The maximum motor current is 6 3 Ar m s resp 9 Apeax Supply voltage AC or DC Rectifier load capacitor and logic supply cir
31. nge this figure Confirm the value displayed by pressing OK Now the cursor is under the next figure Confirming the change of the last figure will end the edit mode for this parameter value The edit cursor will disappear and in the first text line the state indicator changes from gt gt back to gt again The GCD will now check the consistency of the user s input and display the new value without preceding zeros as in the edit mode If the value entered by the user exceeds the built in parameter limits the system will select the nearest acceptable value and display it Example to explain the edit functions Action Display texts I RUN Setup activated e g by OK 3 0 A gt gt I RUN 1 OK 3 0 A gt gt I RUN 2 A 1 OK 5 0 A gt I RUN 3 V 1 OK 5 7 A Ch F a 1 OK gt gt I RUN anging value again T gt gt I RUN 3 A 1 OK 8 7 A gt gt I RUN 1 v 8 6 A i I RUN 1 OK limited to maximum value m If there are fixed parameter values defined in the software no cursor is shown In these cases the arrow buttons scroll through the predefined parameter values The above is valid for the baud rate 28 800 or 9 600 Baud and for the ramps only the programmed values are indicated The following table shows the available menu items 37 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scien
32. o seconds after power on GCD 93 70 PHYTRON PHYTRON Manufacturer Display in normal operation mode GCD 93 70 Type of controller Online mode or PLC mode PK 1 11 Software version First display line will change between U1 24V DC bus voltage Amp 34 Amplifier temperature in C Curr Err Overcurrent error Volt Err Low voltage error Display in normal mode Temp Err Temperature error Online mode or PLC mode a OutDrErr Digital I O error Second display line change between B l LimSwErr Limit switch error Busy busy e g motor is running Press the OK button for more than 2 seconds Manual mode will be activated Man mode With the arrow buttons V A you can select the items SETUP TEST and BACK Release the OK button Display changes to MENU SETUP Press the UP button A Display changes to MENU TEST Press the OK button Enters the next sub menu level submenu TEST First item displayed is gt FREE lt GO gt Press the OK button again will start the motor as long as the button is hold down Press the buttons A or V The menu items of the TEST submenu are scrolled once at a time Return to main menu by pressing the button OK while the item BACK 7 is shown Manual 1149 A010 GB 10 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron 1 4 GCD Schematic Diagram Display Menu
33. of damage or injury Manual 1149 A010 GB 22 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com 5 Power Supply phytron The following chapters give information about the power supply types the GCD may be operated with The supply voltage has to be connected to the connector X1 Supply To operate the GCD an external auxiliary voltage 24 Vpc is required 5 1 Connector X1 Supply AC Supply DC Supply X1 X1 V V GND Phoenix Combicon connector type MSTB 2 5 2 GF 5 08 Fig 11 Connecting the power supply voltage Acceptable supply voltage range 17 to 50 Vac or 20 to 70 Vpc Nominal voltage 50 Vac or 70 Vpc The protective earth connection of the power supply has to be mounted to the bolts nearby the Supply connector We recommend to fix the supply cable with the strain relief clamps A The transformer should be constructed with reinforced or double insulation for safe operation of the GCD 23 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini 5 2 DC Supply Voltage Maximum Permissible Phase Current DC Supply supply voltage 70V DC phase current A m s 0 TUT TITI TOL IT Por ko 0 1 1 10 100 resistance of motor winding motor cable Ohm Fig 12 DC supply mode Acceptable sup
34. ply voltage range if operated with smoothed direct current supply 20 Vpc to 70 Voc The supply voltage must not drop under 17 V not even for a very short period gt 1 msec The GCD would recognize this as a low voltage error condition and switch off If you use not smoothed DC supply current the recommended currents of the diagram above have to be reduced by a factor of 0 8 Power supply design considerations The following formula allows to estimate the current required if the GCD device is supplied with rectified and smoothed DC current The power supply should be able to deliver this current with 100 duty cycle The maximum DC supply current is influenced by the value of the feed line s resistance 2 7 Ryo D T Supply DC U supply DC where lp Phase current as set in the GCD menu Rges Total resistance of motor winding and motor cable of one phase Isupply pc Supply current effective value if power supply delivers direct current Usupply pc Effective value of the supply voltage if direct current supply is used Manual 1149 A010 GB 24 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron 5 3 AC power supply Maximum permissible Phase Current AC Supply or Undulating DC Supply supply voltage 50V 7 15 lt g 28 amp 2 17 0 LIT ToT TT TOIT 0 1 1 10 100 resistance of motor winding motor cable Ohm
35. rrent of about 50 of the run current with a duty cycle of up to 6096 43 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini 11 Appendix 11 1 Self Adapting Overdrive By the Overdrive function the GCD power stages can compensate the phase current decrease in the upper speed range Overdrive is self adapting and therefore independent of the type of motor Overdrive is a dynamic boost function which will be automatically switched on if this make sence in regard of the current shape The stepper motor phase current decreases with increasing step frequency caused by the motor inductivity Now the GCD increases the motor current by 20 This turnover frequency is not fixed as it is at other stepper motor power stages but automatically adapted to the individual motor If the frequency becomes lower again the Overdrive is switched off again The benefit of this is a higher torque in the middle and high frequency ranges 11 2 Warranty The GCD devices are subject to Phytron s legal warranty as described in the terms of delivery Phytron will repair or exchange devices which show a failure due to defects in material or caused by the production process This warranty does not inlucde damages which are caused by the customer as there are for example not intended use unauthorized modifications wrong treatment or wrong wiring 11 3 ESD
36. se persons should be able to recognize and handle risks emerging from electrical mechanical or electronical system parts WARNING By persons without the proper training and qualification damages to devices and persons might result 3 2 Safety Instructions A 2 A A Please observe the earthing instructions on page 30 In case of supply voltages gt 24 V The GCD must only be operated if GCD housing and motor housing are connected to protective earth The connectors Supply and Motor should be locked with the fixing screws The transformer must be constructed with reinforced or double insulation to avoid dangerous touch voltages 50 Vac and 120 Vpc in case of isolation error in the transformer The secondary winding of the transformer shouldn t be grounded SELV supply acc to DIN VDE 0550 or DIN EN 60742 If you need to open the GCD device Up to 3 minutes after turning off the supply voltage dangerous voltages may still exist within the device Be careful handling the connectors Motor at the GCD and any motor cable coupling As long as the GCD is connected to supply voltage a hazardous voltage level is present at motor connector and motor cable even if the motor is not wired Up to 3 minutes after turning off the supply voltage dangerous voltages may still exist at the GCD connectors 15 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 88
37. tic information as power stage temperature short circuit low voltage or overtemperature Fig 2 Plain text display with menu control Easy to mount and EMC compliant The GCD has been designed to be mounted in a switching cabinet It is equipped with easy to mount screw type plug in connectors The full metal housing is EMC compliant a line filter for the supply voltage is integrated The GCD housing is prepared for mounting an external fan 24 V at the bottom Manual 1149 A010 GB 6 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron 1 2 Extent of Supply Before testing the GCD device please check the delivery for completeness The standard package consists of GCD with connector kit and mounting kit rail mounting or wall mounting 2005758 GCD with RS232 interface wall mounting 2005759 GCD with RS485 interface wall mounting 2005789 GCD with RS232 interface rail mounting 2005790 GCD with RS485 interface rail mounting Manual GCD containing setup test and PLC operation Manual IPCOMM Protocol defining the serial interface functions CD with configuration software IPCOMM and toolset 2005740 connector kit for supply voltage motor connector and digital I O connector Supplementary parts available are 2005791 external fan 24 Vpc type Papst with mounting screws Toroidal transformer for mains voltage 115V ac or 230 V ac to dr
38. tific com Manual GCD mini Menu item Comment STD PARMS Overwrite the actual parameter set with the predefined BIOS parameter set E STOP Emergency stop ramp correction factor The emergency stop ramp is faster than the standard ramp by the factor E STOP The emergency stop ramp will be used if a limit switch becomes active damped RAMP This parameter defines the standard acceleration and deceleration ramp BAUD This parameters selects a baud rate for serial communication with the master computer AX ID The axis ID is used during serial communication between master and controller In RS485 bus systems with several controllers each device address must be used for one GCD only CONTR The LCD contrast can be adjusted F OFFS Forse defines the start stop frequency to be used This is the motor speed full steps second used for leaving the limit switch range Furthermore this parameter defines a limit speed for motion profiles Below this speed the GCD uses a rectangular motion profile Above this speed the GCD uses a trapezoidal motion profile F RUN Maximum speed for positioning in full steps second If the free run command is given the motor will be run with this speed TDELAY After motor stop the GCD will wait this time before the power stage is switched from RUN current to STOP current The status bit Motor runs is reset only after this time delay has elapsed IBOOS
39. uirements for I O cables Double or reinforced insulation for 160 Vpc against motor and supply voltages Note Depending on the safety standards applied the insulation requirements may be less strong for lower voltages 13 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini Technical Data Digital Process Inputs All process inputs are optically insulated from the motor voltage Nominal input voltage 24 V with common ground The current limiting resistor 3 3 kQ reduces the current to a nominal value of 7 mA at 24 V driving voltage Threshold voltage LOW lt 0 4 V Threshold voltage HIGH 20 30 V Digital Process The outputs are optically insulated from the motor voltage Outputs The outputs use smart power high side switches type BSP752R with internal protection against overcurrent and overtempera ture Nominal driver current is maximum 50 mA Manual 1149 A010 GB 14 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron 3 To Consider Before Installation Read this manual very carefully before installing and operating the GCD Observe the safety instructions in the following chapter 3 1 Qualified Personnel Design installation and operation of systems using the GCD may only be performed by qualified and trained personnel The
40. up in the online mode or in the PLC mode as it is programmed in the internal parameter set The actual operation mode is shown in the second line on the LCD display To switch to the manual mode press the OK button for more than three seconds In the manual mode the basic control parameters of the GCD can be changed and you can easily test the wiring and the motor functions This is also the best way to check the correct stepper motor wiring In the Online mode the GCD device is fully compatible with the stepper motor controllers type IPP and GSP In this mode the GCD is controlled by means of the serial interface With the GCD you will get a configuration software IPCOMM and a separate manual with the details of the serial IPCOMM protocol used with the GCD The IPCOMM software can be used to change the basic system parameters online You can perform simple motion commands and test the dynamical behaviour of the stepper motor axis Furthermore with IPCOMM you can write the actual parameter set into the permanent EEPROM memory to store a new parameter set In the PLC mode the GCD is controlled by means of digital process inputs and outputs A supervisory PLC can select a predefined motion command and start this command to be handeled by the GCD The specific PLC mode command sets can be defined and edited by means of the IPCOMM software 35 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE
41. ures best noise suppression between control and power circuit The cathode pins of the opto couplers are connected to GND of 24 Vpc The nominal input level is 24 V Optocoupler Input Input O Voc Fig 18 Digital I O input circuit schematically 7 3 Digital Outputs All output drivers are optically insulated from the motor supply voltage The outputs use smart power high side switches type BSP752R Each channel is protected against over current and over temperature The rated output current is Imax 50 mA All digital outputs are connected with GND of the 24 Vpc auxiliary voltage In case of a fault condition the output driver will be locked to the off state To reset an over temperature or over current error the auxiliary voltage 24 V has to be switched off and on again Manual 1149 A010 GB 32 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron 7 4 Interfaces If operating one GCD device the RS232 interface is used for communication between PC and GCD COM 1 COM 2 etc RS232 cable 9 pole D SUB connector female PC to 4 pole Phoenix Combicon connector GCD If operating more than one GCD device max 16 at one serial interface the RS485 field bus is best choice bus connection 4 wire operation The unique axis ID for each GCD is selected by the Manual Mode setup menu At the distant end of the RS485 bus
42. w to wire different types of 2 phase stepper motors GCD stepper motor controllers may be connected to stepper motors with 0 5 to 10 A phase current The stepper motor winding resistance should be less than 10 Ohm for full power The winding inductivity of one phase should be in the range of 0 5 to 10 mH Stepper motors with 8 leads can be connected with the windings wired in parallel 1 or serial 2 For the 6 lead stepper motors wiring scheme 3 with serial windings is recommended If wiring scheme 3 cannot be used because of the motor construction the motor may be operated with only two of the four windings energized according to wiring scheme 4 In this case the ohmic losses are higher so the motor will deliver only about 70 of the nominal power due to thermal limitations Warning 5 lead stepper motors must not be connected to the GCD Both 5 lead stepper motor and GCD might be damaged 6 1 Motor Connector W3 Phase 1 W2 Phase 2 Phoenix Combicon Connector Type IC 2 5 4 GF 5 08 Begin of winding W1 W4 Windings Fig 14 Motor Connector X2 27 Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini 6 2 Wiring Schemes GCD A pa B 2 1 8 lead stepper motor W1 w connected as a 4 lead stepper motor N C i zm li 9 Windings conn
43. will be automatically selected according to the motor speed full step half step 1 4 step and 1 8 step Phase Currents Run current stop current and boost current can be set in the setup menu independent of each other in steps of 0 1 Arms Current range 0 1 Acs up to 6 3 Aef Select phase currents fitting to the motor Factory setting run current 0 4 A stop current 0 2 A boost deactivated boost current run current Motor Cable Length Depending on motor current and winding resistance refer to chapter 5 4 for details Motor Cable Cross Section Recommended 1 mm for full current depending on peak current and cable length a smaller cross section may be acceptable Refer to chapter 6 for details Requirements Supply Voltage 50 Vac or 70 Vpc Admissbile range 17 to 50 Vac or 20 to 70 Vpc Nominal current 6 Arms Short term limit 7 Arms Power Supply Basic insulation for mains supply circuits with a nominal voltage Transformer of 250 Vac accord to the EN 50178 European Standard Reinforced or double insulation between mains and secondary circuit Error Message Low Voltage Internal supply voltage less than 17 Vpc Fuse F1 6 3 A slow Manual 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron Technical Data Mounting Environment The GCD device is designed to be used in a switch
44. www artisan scientific com phytron GCD 93 70 MINI Bipolar Stepper Motor Power Stage with Indexer and Plain Text Display 6 2008 MA 1149 A010 GB Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Manual GCD mini 2008 All rights with Phytron Elektronik GmbH Industriestra e 12 82194 Grobenzell Germany Tel 49 0 8142 503 0 Fax 49 0 8142 503 190 Every possible care has been taken to ensure the accuracy of this technical manual All information contained in this manual is correct to the best of our knowledge and belief but cannot be guaranteed Furthermore we reserve the right to make improvements and enhancements to the manual and or the devices described herein without prior notification We appreciate suggestions and criticisms for further improvement Please send your comments to the following e mail address doku phytron de You ll find the updated version of this manual on the website of www phytron de MA 1149 A010 GB 2 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com Table of Contents 1 GCD 93 70 MINI irte tbe 4 9 1 1 The Setup Menu 37 1 1 Short Overview sess 4 9 1 2 The TEST Menu 39 1 2 Extent of Supply sssss 7 9 2 GCD in the Online Mode 39 1 3 Menu Function Test
45. y cause damage to the motor windings At delivery 0 4 A run current and 0 2 A stop current are set The boost function is off boost current run current 3 Switch off the power supply 4 Connect the stepper motor 5 Switch on the power supply Manual 1149 A010 GB 8 Artisan Scientific Quality Instrumentation Guaranteed 888 88 SOURCE www artisan scientific com phytron After turning on the supply voltage the follwing text will appear in the LCD display GCD 93 70 SELFTEST After about two seconds the display changes to GCD 93 70 PHYTRON The GCD will then display system information changing periodically e g power stage temperature and supply voltage In the second line the actual state of operation is shown for example BUSY if the motor is running or error messages Note If you only connect the supply voltage as suggested on the page before the error message OutDrErr will be displayed This message says that digital I Os and serial interface do not work because the 24 V auxiliary supply is not connected The basic menu and test functions with the menu buttons interface will work in spite of the error message After power on the GCD is in one of two possible operation modes Online Mode or PLC Mode By pressing the button OK for about three seconds the manual mode is entered This mode switching is suppressed if the motor is running

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