SU-PLC User Manual
Contents
1. by incorrect use of the unit SU PLC ON Do not remove or insert the connectors and or cable connections when the system is powered SU PLC User Manual 2 3 Back Up Battery e Visual indication of power and state of thebattery e Internal supercapacitor to data retention in the absence of the battery e Protection against explosions in case of short circuit or overload reverse battery In Ram resides if not stored in Flash EPROM the application program retentive variables and virtual axis position Inside the unit there is a supercapacitor that under normal conditions keeps for several hours the data in memory when the unit is turned off The duration of the battery is affected by ambient temperature in fact the higher the temperature the lower the retention capacity of the battery The replacement of the battery may occur at power on or power is turned off as long as the time for the replacement is less than 5 minutes 2 3 1 Back Up battery features Technical features of the battery Tipo Nominal V Manufacturer Model Not RechargableLi Mn 3 0 Volt VARTA CR2032 N Explosion hazard The battery must not be short circuited subjected to recharge process exposed to heat incineration or mechanical stresses such as opening the housing or compression of the container Replace only with Li Mn 3 0 V VARTA CR2032 Using other types of batteries may present a risk of fire or explosion If it2. input is from 0 to 10V The absorption of the analog input at 10V is 4 mA The analog input resolution is 10 bit On pin 8 of connector P6 a voltage of 10V is available providing a maximum current of 5 mA for the connection of analog sensors orto a2 5 Kohm potentiometer to use with the analog input Pin 6 of P6 is the analog Gnd 3 7 Incremental Encoder Input At connector P6 pin 1 3 4 5 a push pull 24V Incremental Encoder input is available The signals CLKA and CLKB must be connected to pin 3 and 4 the gnd reference is available at pin 1 At pin 5 the 24V supply 500mA max is available to power the encoder The signal Mrk at pin 2 is not active and should be left free It is available for future use The maximum counting frequency is 200 kHz On request it is available the encoder input push pull to 5V and 5V power supply 3 8 CANBUS The P3 connector allows the user to connect CANOpen expansions to expand the SU PLC to more digital inputs and outputs Arteco analog axis Intelligent Servodrivers with builtin Motion Control and so on Refer to the printed label on SU PLC enclosure for the available Canbus signals Connector P3 The termination of the bus is on board provided 3 9 RS 232 On P2 connector RS 232 is available RS 232 interface can be used to link to the Isagraf Workbench or HMI devices with Modbus RTU protocol SU PLC is a Modbus slave device Refer to the printed label on SU PLC enclosure for the availa
3. needs to be replaced refer to the rules laid down by local authorities for disposal of batteries SU PLC User Manual Chapter 3 CONNECTIONS Led di stato Led 1 red discharged battery Led 4 greenwatchdog Led 7 green ser Led 2 green 24 V Power Supply Led 5 green run Led 3 green 5V Logic Supply Led 6 green can Ledi Led2 Led3 Led 4 Led5 Led6 Led7 The Pin1 of each connector is Located at the left side of the connector 5V Pow Supply P1 Serial Port P2 Can Bus P3 RX_RS232 TX_RS232 Gnd The Pin1 of each connector is Located at the left side of the connector Picture 3 1 Led 1 discharged battery it lights up briefly SU PLC power on to verify operation After about 0 5 seconds it will turn off if the battery voltage is greater than 2 8V otherwise it is turned on In this case it is required the replacement of the battery This check is performed only at power on of SU PLC but it can also be invoked by a special software function block to be used in any PLC application SU PLC User Manual Led 2 24 V Power Supply it lights up if SU PLC is powered with the correct polarity Led 3 5V Logic Supply si accende se l alimentatore fornisce la tensione dei 5V Led 4 watchdog flashes slowly 1 Hz if there is no application program It flashes in sync with Led 5 run at about 3 Hz if SU PLC is executing an application It flashes rapidly 15 Hz if a drop in voltage on the 24V took place alerting that SU
4. optimum voltage is 24V with a tolerance of 20 If the power supply voltage drops below 17 3 V a safety procedure protects the data stored in the RAM the PLC program and the retentive variables SU PLC interrupts the execution of the PLC program it turns off the outputs and it turns off the PLC output From this security state SU PLC can come out only by removing and restoring the power supply SU PLC User Manual 3 3 Input Connections Connectors User Input P4 and P5 User Input are available each of which allows the connection of eight digital input devices eg Sensors switches etc for a total of sixteen Inputs The inputs voltage level of each input are referred to the common gnd of the device pin 2 of P1 For each input a Led is available indicating the input logic status The absorption of each input when drived by 24VDC is 3 9 mA The inputs logic level zero is read by the PLC if the input voltage is included between 0 to 14 6 V An hysteresis of 3 2V is active for each input 3 4 Output Connections The Connectors User Output P7 and User Output P8 are available each of which allows the connection of eight digital output devices eg bulbs relay solenoid etc for a total of sixteen Outputs For each output there is a LED status indicator Each output is electrically referred to the common ground of the device pin 2 of P1 In order to use the outputs the voltage of 24 V must be provided to co
5. EEEa 1 Chapter 2 INSTALLATION AND POWER SUPPLY 2 5 2 2 1 Installing SU REC EE 2 29 BackUp Battes d en a a a Eege san nee A ead ed eran eee 3 2 3 1 Back Up battery features ees gEN egedEeNddENSE ENEE nde i erent teen 3 Chapter 3 CONNECTIONS c cccsssceseeeeeeeseeesseeeeeeeeeeeeesseeeeeeesons 4 3 1 Allowed cables for connections and their insertion ccccccceeeeeeeeeeeeenneeeeeeeeeeeesseeeeeees 5 3 2 POWER SUPPLY EE 5 3 3 gt INPUT CONNECTIONS TEE 6 3 4 Output Connections cece eee eccnee cette eeeeeeaeeeee teeta eaaaeaaee sees eeaaaaaaeeeeeeeesgecaaaeeeeeeseeseunaneeeeeens 6 3 5 Emergency Tale EE 6 3 6 Analog ul TEE 7 3 7 Incremental Encoder Input 7 3 8 e EE EE 7 3 91 EE 7 3 10 Connessione HA 7 SH pi6sON OUTPUT eege ee eeneg EE EE ee HSA oes Se Aer 8 Chapter 4 EXpanSlons eegene Seege 9 4 1 Expansions through differential SPI interface cccccececeeeeeeeeeeeeeeeeeeecneeeeeeeeeeeecsneeeeeeess 9 Chapter 5 Examples Of USC cccceeeeeeeeeeeeeeeeeeeeeeneeeeneeeeneees 10 5 1 Example of connectivity and usage sssseeesessseeitrttstesttrtnrntsserrtttnnn tert ntnnnnnsnernnn ennenen 10 5 2 Example of how to get simple low cost ON OFF Axis Control 11 SU PLC User Manual Chapter 1 General information 1 1 Purpose of the manual and basic concepts This manual provides information to the user relating to the ma
6. PLC has been consequentely blocked Led 5 run In the absence of application it is turned off It flashes at about 2 Hz alerting that a PLC program is being downloaded into the SU PLC It blinks In phase with Led 4 watchdog when SU PLC is executing a PLC program Led 6 can It flashes in sync with the Led 5 run and Led 4 watchdog if the CAN network is working correctly otherwise it is off Led 7 serial _it flashes at the Modbus transmission of a communication frame only in RS422 mode 3 1 Allowed cables for connections and their insertion The wire size must be included between 0 5 and 1 5 mm2 AWG 20 16 The internal conductor of the wire must be uncovered from the plastic insulator in order to have a length of 8 5 to 9 5 mm to be correctly inserted into the connector Termination can also be plated or letterhead with the appropriate cable lugs Press the latch using a screwdriver until the clamp has been pushed about 3 mm down insert the cable with a 45 angle and release the latch Perform in reverse order to extract the conductor 3 2 Power Supply The 24VDC Power Supply must be provided to SU PLC through the Connector P1 Power supply The absorption at 24V is about 110 mA This absorption value refers to the internal logic circuitery of SU PLC and does not include the absorption of the field I Os Please refer to Paragraph 3 4 The value of the power supply voltage must be included between 18V and 30V The value of
7. SU PLC User Manual oo EEO In alr T Leco mmer bg motion control technologies User Manual Rev 09092013 af Ceco SU PLC User Manual The information contained in this manual are property of Arteco SpA and may not be reproduced or published in whole or in part without written approval of Arteco The information contained herein is subject to change and Arteco does not assume the obligation to notify This manual is periodically revised and corrected Although many efforts have been made to ensure the accuracy and the accuracy of the information contained herein Arteco assumes no responsibility for errors and omissions in this document A possible critical evaluation by the user will be most welcome and taken in consideration in the preparation of future documentation Reproduction or copy in whole or in part are not allowed Revisions 17 10 2011 First revision of the User Manual 10 4 2012 Second revision Chapter 5 has been modified after Emergency Input behaviour change 09 09 2013 Issue of english manual SU PLC User Manual Index Chapter 1 General information ccecceeeeeeeeceeeeeeeeeteeeeeeeeeeeeees 1 1 1 Purpose of the manual and basic Concenpts ns eeennt 1 1 2 Transport Packaging and Storage ccccccccecceeceeeeeeeeeeeeeeaeeeeeeeeeeceaeeeeeeeeseseceeeeeeeeseeeenenaees 1 1 3 CE ComplianGe s c 2c20 cesaesscceehseeenstusied nh aiea TEA aa aaea aE ease S anA Ekaa Kaaa
8. ble RS 232 signals Connector P2 Refer to the software manual for using the RS 232 interface in each mode 3 10 Connessione RS 422 The connector named expansion is available at the lower right side of SU PLC RS 422 available at RJ 45 connector is alternative to RS232 serial of P2 Pin 1 is adjacent to the connector P9 The connections of the expansion connector are RX serial data received by SU PLC RX serial data received by SU PLC Reserved Leave it free TX serial data transmitted by SU PLC TX serial data transmitted by SU PLC Reserved Leave it free 5V 200 mA max GND Rao cel Red ase ate ae Refer to the software manual for the using the RS 422 SU PLC User Manual 3 11 plc on Output PLC ON output connector P1 pin 3 is available providing 24V 100 mA max when the SU PLC is executing a PLC program PLC ON is put to OFF if an emergency OR a block of the firmware OR a power supply voltage drop below 17 5 V occur To restore the ON state of PLC ON a restart of SU PLC is necessary If SU PLC does not have a PLC program PLC ON output is put in OFF state In this case however the user must load a PLC program to SU PLC to get PLC ON to ON state The output is equipped with LED indicator CHARACTERISTICS DESCRIPTION NOTES Power supply requirements Power supply voltage 24 Vdc 20 0 5 A Protected by electronic fuse Buffer battery inorganic Lithium AA 3 6Volts PO CPU Micr
9. in hardware features of SU PLC and of the procedure for the correct installation of the SU PLC SU PLC is a highly flexible system that allows control of digital inputs and outputs It also equipped by an analog input and an incremental encoder input with push pull 24V voltage levels The configuration interventions and repairs must be performed by qualified personnel The information contained in this manual cover the installation and operation of the system in any case technical regulations relating to the application must be respected 1 2 Transport Packaging and Storage The devices are inserted into antistatic bags and subsequently wrapped in sheets of plastic bubble wrap in order not to be damaged by phenomena due to static electricity and humidity To ship out the devices a cardboard container is used On the bottom of it Flo pak or Chips expanded polystyrene are deposited in order to avoid contact between the equipment and the outer container protecting it from shock and mechanical stress during transport The container is always affixed to a sheet on which is printed the name or business name and address of the recipient Shown below are the data for the environmental values permitted by the regulations EN60204 5 Parameter Unit Min Max Surrounding operating temperature Gradi Celsius 5C 40C Storage Temperature Gradi Celsius 10C 55C Humidity no condensation 30 90 Ai Take all anti
10. ng to the standard IEC 61131 3 Anei ankas Function symbols to manage the programming languages personalization of the serial port Plastic case Standard DIN Dimensions 160mm x 95mm x h 60mm Mounting Fo IN guide CE 1EC61131 2 IEC61131 3 Certified by the manufacturer SU PLC User Manual Chapter 4 Expansions 4 1 Expansions through differential SPI interface SU PLC can also be expanded through the differential builtin SPI interface using the available SPI Expansions Each module provides two Expansion connectors one for connecting to the SU PLC or to the previous SPI expansion the other connector for the connecting to the next SPI expansion 30 modules can be connected to the SPI expansion bus All these I O can be directly controlled by the user s program like all the I O of the SU PLC Available Expansions HB y Ka 1 O EXP PLC Expansion for SU PLC with the expansion cable l 0 5m included It provides 8 optoisolated digital in PNP 24VDC 4 optoisolated digital out 1A PNP 24VDC protected against overcurrent It can be connected also 10meter far from the SU PLC e a I O EXP 161 160 EXPANSION providing 16 digital in O0 24VDC PNP 16 digital out 0 24VDC 1A protected against overcurrent SU PLC User Manual Chapter 5 Examples of use 5 1 Example of connectivity and usage SU DLC Connectivity HMI by RS422 Modbus Analog and Digital LO by RS422 Modbus RTU Toother Modbus RTU device
11. nnector P7 The pin 1 2 3 4 of P7 are internally connected to each other but they are not electrically referred to the pint of P1 To provide the necessary current to the outputs it is necessary to connect the power supply voltage of 24VDC to all of the four pins of the connector P7 The state of the outputs depends on the level of the emergency Emg pin 4 of P1 see section 3 5 3 5 Emergency input An emergency input is provided to the SU PLC This signal is located at pin 4 of the connector P1 A LED located in front of the pin od Emg shows its status Emg should normally be at logic level one for voltage levels see paragraph 3 3 By this way the digital outputs are enabled and under control of the application program If during operation this input is brought to logic level zero an emergency situation occurred all of the outputs are automatically commanded to the OFF state To restore the correct operation must restore the logic level one on pin 4 of the connector P1 Remark If the PLC program commands to ON the outputs when the Emg is OFF the output will be to OFF until the Emg comes ON then the output state previously commanded will be put out correctly The PLC boolean phisical output variables value are not affected by the state of emergency which appear to debug may be running SU PLC User Manual 3 6 Analog Input An analog input is available at pin 7 of the connector P6 The input voltages range of this analog
12. oprocessor Infineon 20 MHz 16 bit Working memory Backup battery write protected against r down and reset Retentive Boolean Integer and text variables LED slow blinking when PLC is active fast Watch Dog blinking on power supply error in this case PLC active the PLC ON is tumed off LED on when PLC is active INTERFACES Asynchronous basic serial 1 RS232 RS485 serial port Both available selectable by jumper CANOpen optional For UO expansions connecting Modbus slave Standard RTU Modbus Full compliance with many third part HMI Connections to HMI By RS232 RS485 Modbus RTU equipments SPI Interface 1 SPI port differential configuration As an altemative to R5422 INPUT AND OUTPUT On board user input 16 digital input 24 Vcc PNP 16 digital output 24 Vcc PNP Protected against short circuit overcurrent On board user output 1 8A each output Max A AA for each overtemperature overvoltage and reverse group of 4 output voltage connection Resolution of 10 bit overvolage protected intemally Mutipied x4 Encoder reading Motion Control Function available Monitoring functions Position and speed reading thanks to ReadPos function DEVELOPMENT TOOLS Development environment ISaGRAF Tool programming software Compliance to standard IEC 61131 3 Available programming languages SFC FDB LD ST IL FC All usable in the same project Function symbols to read the position Function symbols to manage the variables In addi
13. s RS422 Modbus RTU 16 Digital input 16 Digital Output Tens of INTELLIGENT Brushless DRIVERS Including Built m Motion Control Brushless or DC motors SA e SU PLC User Manual 5 2 Example of how to get simple low cost ON OFF Axis Control The user develops the program machine using the standard 1EC61131 3 programming languages then uploads the program to the PLC Upload of the program machine via RS232 The SU PLC can be connected to any HMI via standard Modbus RTU net SU PLC drives the Rel using the user outputs for example out and outi Rel Rel SU PLC SU PLC manages also I O PLC cw sell AC power supply functions at the same time SU PLC receives the position information from the incremental Encoder OR from Resistive potentiometer Position feedback Incremental Encoder AND OR Resistive potentiometer AC Motor Mechanical Movement of the Machine 11
14. static precautions if it is necessary to open the enclosureof A SU PLC 1 3 CE Compliance Il sistema SU PLC ed i suoi moduli sono conformi alle normative per l applicazione in ambiente industriale EN50082 2 per la suscettibilit e la EN50081 2 per le emissioni SU PLC User Manual Chapter 2 INSTALLATION AND POWER SUPPLY 2 1 Installing SU PLC The user takes the responsibility that the installation of the unit meets the criteria and requirements described in this manual o The installation commissioning and maintenance must be performed only by qualified technically competent and who is familiar with the safety regulations the procedures to be followed and the risks that the use of this device involves o SU PLC must be installed in a safe environment free of dust moisture corrosive vapors gases or liquids o SU PLC is designed to be inserted into a machine or to be assembled with other parts to build a machine as the Machinery Directive 89 392 EEC o The installation must always comply with the safety regulations in force o Cabling of SU PLC to the external field is made by spring loaded terminals for power supply and O while for the serial ports plug in connectors 3 pin RS232 and RJ45 RS422 are used o The enclosure of SU PLC is shaped in such a way as to allow mounting on DIN rail for installation in the control cabinet o Arteco disclaims any liability for any damage to persons or property caused
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