CD3200 Thyristor Unit
Contents
1. If a message contains an altered character if fails the CRC or if the received message contains a syntax error for example the number of the byte or of the words is not correct then the unit will ignore the message If the received message is correct but contains a not valid value the unit will send an answer of exception 5 byte Address Unit Function Error Code CRC 16 LO HI The byte with the function number represent the function number of the message that has caused the error with the first Bit set to 1 ex the function 3 becomes 0x83 The error code could be one of the followings Error Code Name Cause 1 ILLEGAL FUNCTION Function not supported 2 ILLEGAL DATA ADDRESS Address out of range 3 ILLEGAL DATA VALUE Attempt to write invalid or action not carried out NOTE If you write a parameter s value equal at his actual value this is a valid transaction and don t cause an error 40 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 13 Configuration Parameters The Configuration Parameters are accessible from the software configurator or through the serial communication port RS485 POO1IL H01 Function Min Max Value POO1H H01 Function Min Max Value Example POO2L H02 Function Min Max POO2H H02 Function Min Max Value P003 H03 Function Value P004 H04 Function Value Note POO5L HOS Func2. P I V cos V V Nominal voltage phase to phase I Nominal current to the load P Nominal power to the load 10 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 5 Identification and Order Code 5 1 Identification of the unit Caution Before to install make sure that the Thyristor unit have not damages If the product has a fault please contact the dealer from which you purchased the product The identification s label give all the information regarding the factory settings of the Thyristor unit this label is on the unit like represented in figure Verify that the product is the same thing as ordered see par 5 2 Ser No 12345 6789 001 Date 01 2007 C Mod CD3200 1PH 25A 400V 480V 170 265V POT PA V HB EM CD Automation s r UNM O OUOU MUIT 11 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 5 2 Order Code Model 1 2 3 4 5 6 7 8 9 CD3200 Max Current of CD3200 15A 35A 60A 110A 25A 45A 90A The Max Current must be equal or more than Load Current Load Current Specify this value to configure the unit in CD Automation Load Voltage Specify this value to configure the unit in CD Automation Max Voltage of CD3200 480V 600V The Max Voltage must be equal or more than Load Voltage Auxiliary Voltage Voltage supply for th
3. LISTED CD Automation srl CD3200 1PH from 15A to 110A User s Manual 2 Introduction A thyristor unit is semiconductor device which acts as a switch formed by two thyristors in ant parallel To switch on the alternating current the input signal will be on and the thyristor will switch off at first Zero Crossing voltage with no input signal The benefits of thyristor units compared with elettromechanical contactors are numerouses no moving parts no maintenance and capacity to switch very fast Thyristors are the only solution to control transformers and special loads that change resistance with temperature and with age Li 2 1 Advantages compared with analog thyristor unit Communication RS485 is a standard feature of CD3200 this allows the use of many information like current power load state and all the parameters for diagnostic and configuration Ulterior advantages of the digital system vs the analogical is the flexibility and the possibility of implement special characteristics without change the hardware Several strategies can be implemented and selected through the configuration parameters With CD KP you can have access to the configuration parameters without expose at the dangerous voltage inside the cabinet and without stop the plant CD THYRISTOR UNIT INSIDE CABINET a CD KP ON FRONT DOOR Pc FOR CONFIGURATION RS 485 MooBUS CD Automation srl CD3200 1PH from 15A to 110A User s Manual
4. 8 1 Derating curve 8 2 Cooling fans 9 Led status and Alarms wvsccscccsiecssersscercceecees sev ccedecnveensccevecreecnvecevenvscens 9 1 LED Status Table 9 2 Not Critical Alarm 9 3 Calibration Procedure 10 Firing tyPe a ra aa a aa aa a a a a aa a raa aa a 10 1 Phase Angle PA 10 2 Soft Start with Phase Angle S PA 10 3 Action of the Limit Current 10 4 Feed back type O ON 11 Connection description cccccscseeseeseeeeeeeeeeeeeessessesseeneesens 11 1 Access to the Electronic boards 11 2 Supply the Electronic Board 11 3 Analog Inputs 11 4 Digital Input 11 5 Digital Output 11 6 PG Connector 11 7 RS485 Serial Port 11 8 Address configuration 12 MODBUS COMMUNICATION cccccenneceecennceeeeeeeennneeneneneenaaas 12 1 MODBUS RTU Protocol 12 2 Message Format 12 3 Read Holding Registers 12 4 Preset Multiple Registers 12 5 Error and exception responses 13 Configuration Parameters ccccceeeeeeeeeeeeeeeeeeeeeeeeeeneeeeneees 14 FuseHolder and FuSGS ccccccccccnnccceecececnnneneeennneaneneneenaass 14 1 FuseHolder size 14 2 Fuses and Fuse Code for UL 14 3 Fuses and Fuse Code for CE 15 Maintenance sicicsciccccdsccsccascccsccacecdecesecasccesecececescccsccecsaccues 15 1 Trouble Shooting 15 2 Fans 15 3 Maintenance 15 4 Repairing procedure 15 5 Warranty condition DG NOC Ka A Pan a a na ka E a A KA AA E A Ta A NA A CD Automation srl CD3200 1PH from 15A to 110A User s Manual 1 Important
5. CD Automation srl CD3200 1PH from 15A to 110A User s Manual 7 2 Wiring details Use copper cables and wires rated for use at 75 C only 7 2 1 Power cable torque suggested Wire Connector Torque Wire current Type Lb in N m Range Terminal AWG kcmil 15A 25A UL Listed ZMVV 35A 45A M5 Screw 26 6 3 0 8 Wire Pin UL Listed ZMVV O03204 M6 Screw 70 8 8 0 1 Fork Spade Terminal 110A s Copper Tube Crimp Lug 7 2 2 Power cable dimensions suggested Supply Load Current Cable Screw Cable Screw mm2 AWG M mm2 AWG M 15A S0C 4 12 M5 4 12 M5 25A S0C 6 10 M5 6 10 M5 35A S3C 10 8 M5 10 8 M5 45A S3C 10 8 M5 10 8 M5 60A S7C 16 6 M6 16 6 M6 90A S7C 35 3 M6 35 3 M6 110A S8C 35 3 M6 35 3 M6 7 2 3 Cable dimensions suggested of Earth and of the Command Terminals Earth Command Terminals Current Cable Screw Cable mm2 AWG M mm2 AWG 15A S0C 4 12 M5 0 50 18 25A S0C 6 10 M5 0 50 18 35A S3C 6 10 M5 0 50 18 45A S3C 6 10 M5 0 50 18 60A S7C 6 10 M5 0 50 18 90A S7C 6 10 M5 0 50 18 110A S8C 6 10 M5 0 50 18 17 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 7 3 Power Terminals Warning Before connecting or disconnecting the unit check that power and control cables are isolated from voltage sources Terminal Des
6. Input 0 10Vde POT 10K NOTE 1 The user installation must be protecting by electromagnetic circuit breaker or by fuse isolator 2 The auxiliary voltage supply of the CD3200 unit must be synchronized with load voltage power supply If the Auxiliary Voltage written on the identification label is different from Supply Voltage to the load use an external transformer as designated 6 To work the Reset Contact on terminal 3 and 4 must be closed Load Type TA Ti T1 Variable Resistances Resistances and Super kanthal or Silicon carbide Transformers and Infrared Lamps elements Inductances 19 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 7 6 Diagram of control connection from size 35A to 45A Caution this procedure must be performed only by qualified persons Digital Input 24Vde J 0 0 0 0 Q H B Contact POWER UNIT Lees 4 20mA Lo TO LOAD Input 0 10Vde POT 10K NOTE e Kl The user installation must be protecting by electromagnetic circuit breaker or by fuse isolator e 2 The auxiliary voltage supply of the CD3200 unit must be synchronized with load voltage power supply If the Auxiliary Voltage written on the identification label is different from Supply Voltage to the load use an external transformer as designated To work the Reset Contact on terminal 3 and 4 must be closed Load Type TA T1 T1 Variable Res
7. 2 2 CD KP The CD KP is designed to be connected with all CD Automation s Thyristor units via RS485 communication On front unit is possible to read the principal operational parameters of the unit like power tension current reference alarms etc One of these variables can be selected and retransmitted via an isolated output 4 20mA or 0 10V All the menus except the operator menu can be protected by password to avoid accidental change of configuration parameters by unauthorised personnel On front unit is also available a plug in connector RS485 for connect a PC with the Thyristor units without open the cabinet and without stop the production process Technical Specification Use in Local Remote e Set Point Ramp UP Down 6 Scroll selection of SN Set point A Power output ig Current 18 Voltage p e Display indication for 17 Heater Break alarm D SCR short circuit e Password for configuration parameters e Plug in connector on front to use software configurator e Retransmission 4 20mA or 0 10Vdc of one of these parameters Power PV Current Voltage e Dimension 48x96x92mm LxAxP e Comply with EMC CE marked 2 3 CD EASY CD EASY is a Memory of support used for maintenance people that is not confident in personal computer With the CD EASY is possible memorize the configuration of one Thyristor Unit and paste it into another in few seconds CD EASY could be loaded with the personal configurati
8. Manual 14 FuseHolder and Fuses CD3200 unit must be protected by fuses against short circuit selecting the proper I2t that must be lower than the thyristor one I2t max Caution USE ONLY EXTRARAPID FUSE WITH APPROPRIATE 127 14 1 FuseHolder size for size 15A 25A for size 35A 45A for size 60A 90A CE for size 90A UL 110A 117 87 8 44 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 14 2 Fuses and Fuse Code for UL Bussmann Div Cooper UK Ltd Ferraz Shawmut SA 200 kARMS Symmetrical A I C 200 kARMS Symmetrical A I C Qt SIZE Fuse Current I2T Vac Fuse Current I2T Vac CODE ARMS A2sec CODE ARMS A2sec 15A FWC16A10F 16 150 600 SP Srb 16 145 660 1 25A FWC32A10F 32 600 soo 680 Srb 32 740 660 1 CP URC 35A FWP 40A14F 40 750 700 14x51 40 40 700 660 1 CP URC 45A FWP 50A14F 50 1800 700 14x51 50 50 1500 660 1 CP URD 60A FWP 80A22F 80 6600 700 22x58 80 80 3800 660 1 CP URQ 90A 27x60 125 125 6970 660 1 _ 7 _ CP URQ 110A 27x60 160 160 15000 660 1 Caution The Fuses must have I2t 20 less than thyristor s I2t Caution High speed fuses are used only for the thyristor protection and can not be used to protect the installation Caution The warranty of thyristor is null if no proper fuses are used See tab Warning The user installation must be
9. RS485 see P007 When unit is switch off all command parameter are set to 0 Input command signal R This parameter reads the Input command signal see par 7 4 When the P004 Biti 1 This parameter could be written and become the Input Command from RS485 0 255 0 FF Hex Input 4mA gt POO5L 0 0 Input 12mA gt P005L 128 50 Input 20mA gt P005L 255 100 Byte Hi Ramped Input command signal R This parameter reads the Input command signal after the ramp 0 255 0 FF Hex Input 4mA gt POO5H Input 12mA gt POO5H Input 20mA gt POO5H o 0 128 50 255 100 41 CD Automation srl CD3200 1PH from 15A to 110A User s Manual POO6 HO6 Function Min Max Value Note P007 H07 Function Min Max Value Example P121 H79 Function Value P122 H7A Function P123 H7B Function Min Max Value Note P124 H7C Function Min Max Value Power adjust R W Its a scaling factor of the Input command signal 0 255 0 FF Hex from 0 0 of Output To 255 100 of Output This parameter limit the Output Power OUT Power Adjust 100 100 a Ka Pece beg poe 80 oo T A S Power Adjust 80 co Wiese Fe as r Power Adjust 40 40 Eee i PRE f A Ea Dek ea haces prenos 90 EPERE Jf Pan Sime daa Input Yo Current Limit R This parameter show the Current Limit value see par 10 3 When the P004 Bi
10. necessary make the Calibration procedure 9 3 Calibration Procedure The Calibration procedure is an automatic procedure that save in memory the value of load current To make the Calibration procedure follow these steps Turned completely in counter clockwise sense the trimmer R13 see par 10 3 Give the power supply Press the CAL button on front unit or use the configurable digital input see par 11 4 All LEDS are on this means that calibration procedure is active Turn the trimmer R13 in clockwise sense and set the wished current limit After a minute the values of voltage and current are stored in memory the CD3200 comes back to the initial situation The Calibration procedure is done 10 Firing type Choose an correct firing type allows to optimize the thyristor unit for the installed load The firing type has already configured in line with customer requirements that are defined in the Order Code The Order Code is written on the identification label However if you wish to change the firing type you can use the software configurator or the parameter on serial link see par 13 Caution this procedure must be performed only by qualified persons 24 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 10 1 Phase Angle PA The Phase Angle firing allow the control of the power on the load for this firing the thyristor can be in conduction only for a part of the voltage cycle This part o
11. warnings for safety This chapter contains important information for the safety The not observance of these instructions may result in serious personal injury or death and can cause serious damages to the Thyristor unit and to the components system included The installation should be performed by qualified persons gt PPR PP Pe The Thyristor unit are integral part of industrial equipments When it is supply the Thyristor unit is subject to dangerous tensions Don t remove the protection Cover 6 Don t use these unit in aerospace applications and or nuclear The nominal current corresponds to use at temperature not superior to 40 C e The Thyristor unit must be mounted in vertical position and without obstruction above and below to allow a good flow ventilation e The hot air of one thyristor unit must not invest the unit positioned above 6 For side by side placed leave a space of 15mm between the unit A suitable device must ensure that the unit can be electrically isolated from the supply this allows the qualified people to work in safety Protection Protection Protezione The unit have IP20 protection rating as defined by the specific international Is necessary consider the place of installation Earth Terre Messa a terra For safety the Thyristor unit with isolated heat sink must be connected to earth Earth impedance should be correspondent to local earth regulation Periodically the earth effic
12. CD3200 USER S MANUAL Rev 01 2007 THYRISTOR UNIT from 15A to 110A CD Automation S r l gt UTOMA Aar Via Picasso 34 36 20025 Legnano MI ITALY ZION Tel 39 0331 577479 Fax 39 0331 579479 E Mail info cdautomation com WEB www cdautomation com SUMMARY 1 Important warnings for Safety cccccccseeeeeeeeneeeeeeeeeeeeeeeeeasessensessenees 2 INtroduction asasaran Kaga aaa aaa aa aga aaa aaa waja Kana aaa naga aa 2 1 Advantages compared with analog thyristor unit 2 2 CD KP 2 3 CD EASY 2 4 Software Configurator S QUICK Start T a 4 CD3200 Sizing c cceeeeeeeee cece eee e sees eens eens eee esses eee 5 Identification and Order Code cccccccccccccccccnnncneeeceenneaeeeneeenneangnnenens 5 1 Identification of the unit 5 2 Order Code Installato N a sasra au kage alaku aaa aa sete aaa aaa a aaa aaa aaa aa aaa aaa aga a eaaa 6 6 1 Environmental installation conditions 6 2 Dimensions and Weight 6 3 CT dimensions 6 4 Fiking holes 7 Wiring instructions ccscceeseeeeeeeeeeeeeeeeeeeeeeeeeeaeeeeaeeeeaseeeaeeeeaeeenaeeeeaeee 7 1 Removing the cover 7 2 Wiring details 7 3 Power Terminals 7 4 Command Terminals 7 5 Diagram of control connection from size 15A to 25A 7 6 Diagram of control connection from size 35A to 45A 7 7 Diagram of control connection from size 60A to 110A 8 Power Output FEATUFeS cccceeeeeeeeeeeeeeeeeeeeeeseeeeeeeeeeeeeeeeeseeaseaseaseaseasens
13. First N of the Parameter CRC 16 Unit Parameter 3 3Hex HI LO HI LO LO HI The answer is an echo of the first two Byte address and function one byte with the number of following byte to exclusion of the CRC the demanded values and finally two Byte for the CRC Address lt 6 First Parameter Last parameter Unit Function N of Byte Value value CRC 16 3 3Hex HI LO ii HI LO LO HI 12 4 Preset Multiple Registers This function could write only a parameter for each message The message is composed by 11 Byte one Byte for the address one for the function 10 Hex two Byte for first parameter to write two Bytes for the N of parameters fixed to 1 0001 Hex one Byte with the number of following Bytes fixed to 2 02 Hex two Byte for the CRC Address Function Address of the N of the N of Value to CRC 16 Unit First Parameter Parameter Byte write 16 10Hex HI LO 0 1 2 HI LO LO HI The answer is an echo of the first two Byte address and function two Byte for first written parameter two Byte with the N of parameters fixed to 1 0001 Hex two Byte for the CRC Address 5 Address of the First N of the Unit muncuion Parameter Parameter CRC 16 16 10Hex HI LO 0 1 LO HI 39 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 12 5 Error and exception responses
14. OFF ON e Flashing 9 2 Not Critical Alarm The Not Critical Alarm doesn t stop the thyristor unit When one of these Not Critical Alarm is active the HB relay change status see par 11 5 9 2 1 SCR Short Circuit only with the HB option This alarm is active when the thyristor unit read the output current in absence of the input signal This is possible if there are a short circuit on the thyristor or if there are a wrong wiring of the load When the problem is solved is necessary use the digital input Reset Terminals 3 4 23 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 9 2 2 Heater Break alarm HB only with the HB option This alarm is active when the load current decrease under the threshold set on the parameter P126H see par 13 The Heater Break alarm could be active also if there are a wrong wiring of the load When the problem is solved is necessary use the digital input Reset Terminals 3 4 The Heater Break circuit to work properly must have at least an input of 25 of the nominal current H B circuit read load current via a current transformer 25 50 0 05 or 100 0 05 depending on thyristor size Minimum current is 30 of the current transformer size s If load current is below this value make two turns or more around current transformer H B circuit also diagnoses fuse failure Caution In the first start and each time that the load is replaced it s
15. age supply 47 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 15 2 Fans The thyristor unit with forced ventilation uses fans that rotate permanently when the unit is supplied In case of fan failure the heat sink can be reach high temperature In this case to give protection to thyristor there is a thermal switch properly setted The function of this switch is to open the input signal until the heat sink temperature falls below the setted value This means that also with input signal in ON condition the unit is switched OFF and the system can not work at full power For this reason is important to control periodically the fans status checking that are rotating 15 3 Maintenance For maintain a correct cooling the consumer must clean the heat sink and the protective grate of the fans The frequency of these operations depends on the atmospheric local pollution Check also that the screw of the power terminals and earth terminals are shut correctly see Diagram of control connection 15 4 Repairing procedure Phone to CD Automation 6 Explain to Service Engineer the problem because sometimes it can be solved with a phone call If this is not possible ship the unit to CD Automation or to your distributor Write a fault description and give the name of your personnel to which refers e Usea rugged packaging to ship the unit 15 5 Warranty condition CD Automation gives a 12 months warranty to its pro
16. be on insulated board This listing does not represent a complete enumeration of all necessary safety cautions Electromagnetic compatibility Compatibilit lectromagn tique Compatibilit elettromagnetica Our thyristor units have an excellent immunity to electromagnetic interferences if all suggestions contained in this manual are respected In respect to a good Engineering practice all inductive loads like solenoids contactor coils should have a filter in parallel All solid state power controllers emit a certain amount of radio frequency energy because of the fast switching of the power devices The CD Automation s Thyristor unit are in accord with the EMC norms CE mark In most installations near by electronic systems will experience no difficulty with interference If very sensitive electronic measuring equipment or low frequency radio receivers are to be used near the unit some special precautions may be required These may include the installation of a line supply filter and the use of screened shielded output cable to the load Note Warning This icon is present in all the operational procedures where the Improper operation may result in serious personal injury or death Caution This icon is present in all the operational procedures where the Improper operation can cause damage for the Thyristor unit CD Automation reserves the right to modify the own products and this manual without any advise e UL us CE
17. cription Li Line Input Phase 1 Ti Load Output Phase 1 7 4 Command Terminals Warning Before connecting or disconnecting the unit check that power and control cables are isolated from voltage sources 7 4 1 Upper Terminal Terminal Description 1 External Calibration 24 Vdc max 2 External Calibration 24 Vdc max 3 Reset 4 Reset 5 CD32000 Output Command signal Internal Connections 6 CD3200 Output Command signal Internal Connections A2 Input command signal 0 10V 4 20mA POT A1 Input command signal 0 10V 4 20mA POT see par 11 1 7 4 2 Lateral Terminal Terminal Description 7 RS485 A 8 RS485 B 9 Output 8Vdc stabilized 1 mA MAX 10 HB relay contact Max 500mA 125Vac Optional 11 HB relay contact Max 500mA 125Vac Optional 12 External current limit profiling 13 Current Transformer CT1 input 14 Current Transformer CT1 input 15 Not connected 16 Voltage Supply for Electronic Boards Auxiliary 17 Earth 18 Voltage Supply for Electronic Boards Auxiliary see par 11 1 18 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 7 5 Diagram of control connection from size 15A to 25A Caution this procedure must be performed only by qualified persons Digital Input 24Vde A1 H B Contact POWER UNIT re 4 20mA i TO LOAD
18. ducts The warranty is limited to repairing and parts substitution in our factory and does exclude products not properly used and fuses Warranty does not include products with serial numbers deleted The faulty product should be shipped to CD Automation at customer s cost and our Service will evaluate if product is under warranty terms Substituted parts remain of CD Automation property 48 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 16 Note 49 CD Automation srl CD3200 1PH from 15A to 110A User s Manual ENG CD3200 1PH__15 110A 10 DOC 50
19. dy 04 5 i 04 5 94 5 0 TAL 245A Mar 2 coco 2090 0000 oO oO ecco oO oO ecco ojo o 10 b 618 o 2 8 B B o B B o o 0000 oo000 0000 re O oo e000 ce O oo 0000 Size A mm B mm C mm 15A SOC 30 110 25A SOC 30 110 35A S3C 41 110 45A S3C 41 110 60A S7C 41 110 65 90A S7C 41 110 65 110A S8C 41 110 65 15 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 7 Wiring instructions Caution this procedure must be performed only by qualified persons The Thyristor unit could be susceptible to interferences lost by near equipments or by the power supply for this reason in accord to the fundamental practices rules is opportune take some precautions e The electronic circuit of the Thyristor unit must be supplied from a dedicated voltage and not with inductive or capacitive loads We recommend the use of a screened transformer The coil contactor the relays and other inductive loads must be equipped with opportune RC filter Use shielded bipolar cables for all the input and output signals The signal cables must not be near and parallel to the power cables Local regulations regarding electrical installation should be rigidly observed For safety connect the heat sink to the earth with his terminal 7 1 Removing the cover Remove plastic Cover For all size To remove the board Pull the PCB 16
20. e Electronic boards 90 130 From 90 to 130Vac 10VA 170 265 From 170 to 265Vac 10VA 230 345 From 230 to 345Vac 10VA 300 530 From 300 to 530Vac 10VA 510 690 From 510 to 690Vac 10VA Input 0 10V 0 10Vdc 4 20mA 4 20mA POT Potentiometer 10KQ Firing Type S PA Soft Start Phase Angle PA Phase Angle Feed Back V Voltage I Current V2 Voltage square VxI Power VxI Option NCL No current limit CLP External current limit profiling 0 10Vdc EN Opto isolated external enable FBS Opto isolated Feed back Selection EF External fuses and fuse holders NF No fuses HB Heater Break Alarm CD KP External Keypad 110Fan jFan voltage supply 110VAC 15 std 230VAC 15 50 60Hz EP External Protection IP20 for size S7C and S8C UL UL Certification 12 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 6 Installation Caution Don t install near the hot elements or near the units that could give electromagnetic interferences The CD3200 Thyristor unit must be always mounted in vertical position to improve air cooling on heat sink Maintain the minimum distances in vertical and in horizontal as represented When more unit has mounted inside the cabinet maintain the air circulation like represented in figure Sometimes is necessary installing a fan to have better air circulation AIR 6 1 Environmental installation conditio
21. erial communication port is on Terminals 7 and 8 On this port may be done a network up to 255 unit Terminal Description 7 RS485 A 8 RS485 B 35 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 11 8 Address configuration The thyristor unit is assigned a unique device address by the user in the range 1 default to 255 This address is used to recognise the messages queries to her assigned The thyristor unit does not respond at the messages queries that don t have the same assigned address The thyristor unit will also accept global messages Broadcast sends at the address 0 No responses are returned for globally addressed queries To configure communication address remove cover and set the dip switch as below specified On sw m w S y m u i Dip Switch Convert the Address Number in Binary for Example 150 Dec 10010110 Bin The dip switch number corresponds to the bit number Dip Switch Number 8 7 6 5 4 3 2 1 1 0 0 1 0 1 1 0 On Off Off On Off On On Off Address Number 150 Dec gt 10010110 Bin For convert the Number in Binary you can use this method Dip Switch Number have this value Dip Switch Number 8 7 6 5 4 3 2 1 Value 128 64 32 16 8 4 2 1 The Address Number Ex 150 128 Dip 8 16 Dip 5 4 Dip 3 2 Dip2 36 CD Automatio
22. f the voltage cycle is adjustable in function of the input signal from 0 at 100 The PA firing is normally used for control the inductive loads and is also possible control a primary of transformer coupled with the cold resistances like Superkanthal Molybdenum Platinum Tungsten or Quartz Lamp The only disadvantage with phase angle is the possible generation of interferences that however can be reduced with opportune filters A GM OFF VOLTAGE SUPPLY V LOAD VOLTAGE V gt gt MAAA AAAA AAAA AA A A AAAA AAAA AAAA A AA Bo 10 2 Soft Start with Phase Angle S PA This is an additional function to the Phase Angle The firing angle of the thyristor increase or decrease up to the final setpoint value The Soft start ramp is an important feature to reduce the inrush current with transformers during the during the cycle of magnetization or with cold resistance that are near to the short circuit when they are supplied A OMI OFF VOLTAGE SUPPLY V Setpoint Value Loaid voltage RMS V a Ramp Up gt OUT Ramp Down PUT VOLTAGE V 25 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 10 3 Action of the Limit Current The Current Limit control the firing angle of the thyristor to maintain the RMS current under the set value When the current exceeds this value the voltage is decreased up to reach the current limit set I Load lt I Lim
23. iency should be inspected The electronic circuit of the Thyristor unit must be supplied by dedicated voltage for all electronic circuits and not in parallel with coil contactors solenoids and other It s recommended to use a shielded transformer When the Thyristor unit is energized after the power supply is shut off wait least a minute for allow the discharge of the internal capacitors where there is a dangerous tension Before working make sure that e Only authorized personnel must perform maintenance inspection and replacement operations The authorized personnel must read this manual before to have access to the unit 6 Unqualified People don t perform jobs on the same unit or in the immediate vicinities CD Automation srl CD3200 1PH from 15A to 110A User s Manual gt gt gt gt Important warnings Attention Avvertenze importanti During the operations with units under tension local regulations regarding electrical installation should be rigidly observed Respect the internal safety rules Don t bend components to maintain insulation distances Protect the units from high temperature humidity and vibrations Don t touch components to prevent electrostatic discharges on them Verify that the size is in line with real needs To measure voltage current etc on unit remove rings and other jewels from fingers and hands e Authorized personnel that work on thyristor unit under power supply voltage must
24. iliary voltage supply see wiring diagram Green LED Aux light on Green LED ON light off No input signal Reversed polarities of input signal Reset contact is open Provide to give input signal Reverse the input signal polarity Make link on reset terminals see wiring diagram Fuse failure Substitute the fuse e e Green LED e Load failure Check the load Aux light on e Load connection interruption Check the wiring Thyristor faulty and always in open e Substitute the faulty thyristor Green LED circuit ON light on With HB option the yellow led HB is light on 6 Wrong wiring Check the load wiring aad c rrent Green LED 6 Short circuit on thyristor Substitute the thyristor flows also with no ON input signal always light off If there is HB option the red LED SC is light on Spe ae Yellow LED HB circuit not tuned 6 Make HB calibration procedure Yellow LED HB HB light on Current transformers not properly e Control current transformers is light on g wired wiring Current flows at Red LED nominal value but SC light on e HB circuit not tuned Make HB calibration procedure Red LED SC is 9 light on Wrong input signal selection 6 Control input signal setting Thyristor unit Wrong input signal calibration out e Repeat input calibration doesn t work properly of range Auxiliary voltage supply out of limits procedure Verify the auxiliary volt
25. istances Super kanthal or Silicon carbide elements Transformers and Inductances Resistances and Infrared Lamps 20 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 7 7 Diagram of control connection from size 60A to 110A Fan Voltage Size S8C Digital Input 24Vde POWER UNIT TO LOAD Input NOTE e 1 The user installation must be protecting by electromagnetic circuit breaker or by fuse isolator e 2 The auxiliary voltage supply of the CD3200 unit must be synchronized with load voltage power supply If the Auxiliary Voltage written on the identification label is different from Supply Voltage to the load use an external transformer as designated 6 To work the Reset Contact on terminal 3 and 4 must be closed Load Type ee 0 10Vde Caution this procedure must be performed only by qualified persons H B Contact a 4 20mA POT 10K TA T1 Variable Resistances Super kanthal or Silicon carbide elements Resistances and Infrared Lamps Transformers and Inductances 21 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 8 Power output features Current Voltage Repetitive peak Latching Max peak Leakage I T value Frequency Powerless Isolation range reverse voltage current one cycle current max range Voltage A v 480V 600V mAeff saat at
26. it Set I Load gt I Limit Set ee 10 3 1 Current Limit Set The Current limit is set up through the R13 trimmer on Frontal Board PCB see par 11 1 Turned completely in counter clockwise sense will be Current limit 0 Turned completely in clockwise sense will be Current limit 100 of the Max value of current transformer 25 0 05 50 0 05 0 100 0 05 depending on thyristor size Minimum current is 25 of the current transformer size s If load current is below this value make two turns or more around current transformer H B circuit also diagnoses fuse failure If the External current limit profiling is used before turning the R13 trimmer supplying with 10Vdc the secondary analogic input see par 11 3 3 Caution this procedure must be performed only by qualified persons 26 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 10 4 Feed back type The Feed back type has already configured in line with customer requirements that are defined in the Order Code The Order Code is written on the identification label However if you wish to change the Feed back type you can use the software configurator or the parameter on serial link see par 13 Caution this procedure must be performed only by qualified persons If the configurable digital input has set like Feed Back Selection see par 11 4 it s possible to change the select Feed Back with
27. larm occurs see par 9 2 Open link to terminals 3 4 to stop the CD3200 thyristor unit and reset the alarm 33 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 11 5 Digital Output CD3200 thyristor unit with HB option has 1 digital output with relay contact Max 500mA 125Vac that gives indications of the alarms state the contacts can be NO or NC 11 5 1 HB alarm contact Only with HB Option see par 9 2 The standard contact used for this output is normally open NO e In normal conditions without alarm and with auxiliary power supply the contact to the terminals has opened relay coil energized e In alarm condition or without auxiliary power supply the contact to the terminals is closed relay coil not energized if you wish to change the alarm contact put the jumper as shown Caution this procedure must be performed only by qualified persons Main PCB SS jan pi TT WT manian J12 CD 3x000 110 01 Type J19 NO standard C B NC B A 34 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 11 6 PG Connector The PG Connector is used to configure the thyristor unit with the configuration software and with the programming cable The programming cable is not included PG Connector 11 7 RS485 Serial Port The s
28. mAeff tp 10msec Hz I Inom W Vac 15A 24 480 1200 1200 150 230 15 610 47 70 18 2500 25A 24 480 1200 1200 150 230 15 610 47 70 30 2500 35A 24 600 1200 1600 250 400 15 780 47 70 42 2500 45A 24 600 1200 1600 250 600 15 1800 47 70 54 2500 60A 24 600 1200 1600 450 1000 15 4750 47 70 72 2500 90A 24 600 1200 1600 450 2000 15 19100 47 70 108 2500 110A 24 600 1200 1600 450 1540 15 11300 47 70 137 2500 8 1 Derating curve I MAX K 0 8 0 6 0 4 0 2 40 8 2 Cooling fans The thyristor units from size 110A are equipped with a cooling fan The supply voltage is standard 230VAC 15 50 60Hz or optional 110VAC 15 50 60Hz The fan s power consumption is below listed 50 60 70 Size C Number of fans LISTED Number of fans 110A S8C One Fan 16W One Fan 16W 22 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 9 Led status and Alarms 9 1 LED Status Table In front of the thyristor unit there are LED that indicates the state of the Electronic cards For PE STATUS DESCRIPTION O The power supply is not connected or fault on the electronic board ia e The power supply is not connected and the Electronic board is OK O OFF Condition Load IS NOT Powered i e ON Condition Load IS Powered O SCR OK SC e SCR short circuit xi No External Enable see par 11 4 O Load OK HB Load Fault O
29. n srl CD3200 1PH from 15A to 110A User s Manual 12 MODBUS communication The serial communication port of the thyristor unit is two wire RS485 type This port use an half duplex system When a Unit must transmit active the transmission line and when there are not units in transmission the outputs are fixed to high impedance The serial communication port allows to communicate between the thyristor units and a MASTER device ex an computer or a terminal The cable must be rated for use to data transfer 12 1 MODBUS RTU Protocol The communication is based on the standard industrial MODBUS RTU with the following restrictions e The Baud rate is 9600 Baud e The Preset Multiple Registers Funct 16 is limited to the writing of a single parameter for message The following MODBUS functions are supported Function Description 03 Read Holding Registers 16 Preset Multiple Registers e The unit support the Broadcast messages L It possible send a Broadcast messages using the address 0 all the units respond at the message without sending back any reply 12 2 Message Format The transmission format is a 1 bit start 8 date bit and 1 bit stop with no parity verification Each message terminate after a said time of time out equal at 3 5 time of a character transmission where there are not transitions on the transmission line The first Byte of each message is always the address of the unit that is a value f
30. ng the unit s cover see par 7 1 Warning Before operate be sure that power and control cables are isolated from voltage AN sources Front PCB Main PCB CD 3x000 11G 01 28 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 11 2 Supply the Electronic Board The CD3200 thyristor unit to work requires a voltage supply for the electronic boards The Max consumption is 10VA The voltage supply for the electronic boards is configured in line with customer requirements that are defined in the Order Code The Order Code is written on the identification label Warning Before connecting or disconnecting the unit check that power and control cables are isolated from voltage sources Terminal Description 16 Voltage Supply for Electronic Boards Auxiliary Voltage 17 Earth 18 Voltage Supply for Electronic Boards Auxiliary Voltage To change auxiliary supply voltage sold the correct link jumper on main PCB Warning this procedure can be done just by specialized personnel Main PCB Link Jumper J9 J11 00000 Jii Link Jumper J9 J11 J9 9 J10 AN 0000 J f Transformer Type Link Jumper J9 J11 Link Jumper J10 TR 605 120V 90 130V TR 605 230V 170 265V 300 530V TR 605 300V 230 345V 510 690V e The type of mounted transformer depends of the chosen Auxiliary Voltage in the order code see par 5 2 e If the Auxiliar
31. ns 0 40 C at nominal current Over 40 C use the Ambient temperature derating curve see par 8 1 Storage temperature 25 C to 70 C Don t install at direct sun light where there are Installation place conductive dust corrosive gas vibration or water and also in salty environmental Up to 1000 meter over sea level For higher Altitude altitude reduce the nominal current of 2 for each 100m over 1000m Humidity From 5 to 95 without condense and ice 13 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 6 2 Dimensions and Weight CD3200 CD3200 CD3200 CD3200 15A 25A SOC 35A 45A S3C 60A 90A S7C 110A S8C Size W mm H mm D mm Weight kg 15A SOC 63 120 120 0 7 25A SOC 63 120 120 0 7 35A S3C 85 120 120 0 95 45A S3C 85 120 120 0 95 60A S7C 148 120 159 2 90A S7C 148 120 159 2 110A S8C 148 138 159 2 15 6 3 CT dimensions se s o 14 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 6 4 Fixing holes CD3200 CD3200 CD3200 CD3200 15A 25A SOC 35A 45A S3C 60A 90A S7C 110A S8C AJ A C A C A 4
32. o digital inputs 32 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 11 4 1 Configurable Input Terminals 1 and 2 see par 7 4 This digital input is configurable and can be e External Calibration Standard The Calibration input activates the Calibration procedure that is necessary if you use the Heater break alarm see par 9 3 Supply with 24Vdc terminals 1 2 to start the Heater Break procedure 6 External Enable Without Enable the out is always to zero and red led SC flashing otherwise the out will follow the input signal e Feed back Selection to switch the set Feed back with the voltage Feed back V Without Digital Input the Unit use the voltage Feed back otherwise use the set Feed back To configure the input type set the jumper as below represented Warning this procedure can be done just by specialized personnel Main PCB CD 3x000 110 01 Type 312 J6 J14 External Calibration C B C B Open External Enable B A Open Open Feed back Selection C B Open Close With the Feed back Selection open the jumper J15 on the Front PCB board If you use the input like External Enable or like Feed back Selection is not possible use the input for the Calibration Procedure 11 4 2 Reset Terminals 3 and 4 see par 7 4 The Reset Alarm is used for restore the unit after an a
33. on of the unit and stored together with the system drawings in a convenient place enabling unit reconfiguration within seconds if require THYRISTOR UNIT 1 THYRISTOR UNIT 2 27534 ai Oh 4 OPERATE READ PUSH BUTTON R gt gt MOVE AND CLONE OPERATE WRITE PUSH BUTTON CD Automation srl CD3200 1PH from 15A to 110A User s Manual 2 4 Software Configurator The software configuration is free and is possible download it from our site www cdautomation com Simpfe TestUnit On line Manuais Std Configurations CD3200 If the Order Code is in line with requirement then CD3200 has been already configured in Factory and it s ready to use You need the software only to modify the ordered configuration Anyway we suggest to check the unit on the machine with the Test unit section For install the software launch the program and follow the instructions on the screen g 8 d p f To connect the unit at the PC it s necessary use the programming cable connected between the PG connector see par 11 6 and the serial port RS232 of the PC The programming cable is not included me With the CD RS serial converter is possible configure the Thyristor unit also through the RS485 see par 11 7 For this solution the programming cable is not necessary Run the software configurator and set the serial port of the PC with con ba
34. protected by electromagnetic circuit breaker or by fuse isolator gt gt gt e e UL us LISTED 45 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 14 3 Fuses and Fuse Code for CE SIZE Fuse aaa holder Fuse CODE bes ees 15A FFH1038 16A FU1038 16A 16 150 25A FFH1038 32A FU1038 32A 32 600 35A FFH1451 40A FU1451 40A 40 1650 45A FFH1451 50A FU1451 50A 50 2000 60A FFH2258 80A FU2258 80A 80 6550 90A FFH2258 125A FU2258 125A 125 14000 110A FFH2760 160A FU2760 160A 160 15000 gt gt Caution The Fuses must have I2t 20 less than thyristor s I2t Caution High speed fuses are used only for the thyristor protection and can not be used to protect the installation Caution The warranty of thyristor is null if no proper fuses are used See tab Warning The user installation must be protected by electromagnetic circuit breaker or by fuse isolator C 46 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 15 Maintenance 15 1 Trouble Shooting Small problems sometimes can be solved locally with the help of the below tab of trouble shooting If you don t succeed contact us or your nearest distributor Symptom Indication on front unit Possible reasons of the symptom Actions Thyristor unit doesn t go in conduction with input signal Green LED Aux always light off No voltage auxiliary power Give aux
35. rom 1 to 255 or O for the broadcast messages the second is always the function number and the rest of the message depends of the function demand 4 When a Slave receive an message the unit send an answer with the same structure but L with the information demanded Each message is followed by CRC Cyclic Redundancy Check with two byte The CRC identify the incongruity situations of the message in this case the receiver ignore the message The CRC is calculated in accordance with a formula that imply a recursive division of the data by a polynomial The polynomial divisor is 216 215 2 1 Hex 18005 but is modified in two ways e Since the bits order are reversed then the binary pattern is also reversed and the most significant bit MSB is the right most bit e Since interest only the remainder the right most bit could be discarded Therefore the polynomial divisor has value Hex A001 Normal bit order Most significant bit Least significant bit Most significant Byte Least significant Byte Reversed bit order Least significant bit Most significant bit Least significant Byte Most significant Byte N B With the reversed bit order also the CRC16 returns the with the reversed bit order 37 CD Automation srl CD3200 1PH from 15A to 110A User s Manual Z The following flo
36. specified in the Order Code Byte Hi Soft start time R W The Unit starts in phase angle mode with a ramp starting from zero up to full voltage in a presetted and Adjustable time The time is setted by this parameter 0 255 0 FF Hex Each step is 50msec 20 S PA Byte Lo HB Delay time R W This parameter set a delay to have HB alarm active 1 255 0 FF Hex Each step is 50msec 30 if not specified in the Order Code If Soft start option is enabled HB Delay time must be greater than Soft start time P126L x 50msec gt P125H x 50msec Byte Hi HB sensibility R W This parameter is the maximum reduction of Load Current to establish the HB Alarm O 100 0 64 Hex Each step is 1 from Nominal Current 14 Hex When you change this parameter HB Calibration procedure is necessary Power Set R W This parameter show the Power set saved by the Calibration Procedure 0 65535 0 FFFF Hex from 0 0 output power to 65535 100 output power Byte Lo Integral R W This parameter is the integral time of the feed back loop 0 255 0 FF Hex 50 Hex If you increase integral time you increase the output stability but you increase also the time to reach the set Byte Hi Proportional R W This parameter is the gain of the feed back loop 0 255 0 FF Hex VxI or V2 5 Hex V or I 12 Hex This parameter increase the loop speed but decrease the loop stability 43 CD Automation srl CD3200 1PH from 15A to 110A User s
37. t4 1 This parameter could be written and become the Current Limit from RS485 0 255 0 FF Hex Value depends on when turns have current transformer and from his size s With one passage on the current transformer CT 25 0 05A the max value corresponds to the max value of the CT Read value 255 FF Hex gt Load Current 25A CD Unit ID R This parameter Identify the CD type Family CD32 Hex CD3200 Family CD Ver R This parameter is for internal use Password R W This parameter give the access to configuration 0 FFFF Hex 9357 Hex Writing parameters activated any value Writing parameters disabled When the unit comes out and then re lighted for change the parameters you must re insert the password Actual power R This parameter show the actual value of the power demand 0 65535 0 FFFF Hex from 0 0 output power to 65535 100 output power 42 CD Automation srl CD3200 1PH from 15A to 110A User s Manual P125L H7D Function Value Default P125H H7D Function Min Max Value Default P126L H7E Function Min Max Value Default Note P126H H7E Function Min Max Value Default Note P127 H7F Function Min Max Value P128L H80 Function Min Max Default Note P128H H80 Function Min Max Default Note Byte Lo Feed Back Type R W This parameter set the Feed Back Type 00 Hex V2 20 Hex V 40 Hex I 80 Hex VxI 20 if not
38. the Voltage Feed Back V simply activating the input The feed back defines the Control Mode It s possible to have e V Voltage feed back The input signal is proportional to the output voltage This means that input signal becomes a voltage demand This control mode compensates the voltage fluctuation of the incoming line supply e I Current feed back The input signal is proportional to the current output This means that input signal becomes a current demand This control mode maintain the current also if the load impedance changes e V2 Square Voltage feed back The input signal is proportional to the output square voltage This means that input signal becomes a power demand The power remains constant if the load impedance doesn t change e VxI Power feed back The input signal is proportional to the power output This means that input signal becomes a power demand The power remains constant also if voltage and load impedance change This feed back is used with silicon carbide elements that change its resistive value with temperature and with age In addition it compensate the voltage fluctuation of the incoming line supply If the user change the type of feed back it s necessary repeat the calibration procedure see par 9 3 27 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 11 Connection description 11 1 Access to the Electronic boards To have access to the electronic boards the user must removi
39. tion Min Max Example POO5H H05 Function Min Max Example Byte Lo Load Voltage R This parameter show the Voltage rms value 0 255 0 FF Hex Value depends on the Unit type Byte Hi Load Current R This parameter shows the Current rms value 0 255 0 FF Hex Value depends on when turns have current transformer and from his size s With one passage on the current transformer CT 25 0 05A the max value corresponds to the max value of the CT Read value 255 FF Hex gt Load Current 25A Byte Lo Set point Voltage R W This parameter is the Set point voltage saved by the Calibration Procedure 0 255 0 FF Hex Byte Hi Set point Current R W This parameter is the Set point of current below which HB alarm occurs 0 255 0 FF Hex This value is the load current POO1H minus Yo value of parameter P126H Status Table R It s a tab in bit that represent the Status of thyristor unit Bit 0 1 gt Short circuit on SCR Bit 1 1 gt Load Failure HB Alarm Bit 2 1 gt Output signal ON Bit 3 1 gt HB Calibration in progress Bit 4 1 gt Current Limit Flag Bit 5 1 gt Thermal switch Command Table R W It s a tab in bit for remote commands via RS485 Bit O 1 gt Activate HB Calibration procedure Bit 1 1 gt Input Command from RS485 see P005 Bit 2 1 gt Disable Output signal Only with Input from RS485 Bit 3 1 gt Reset HB Alarm Bit 4 1 gt Current Limit via
40. udrate 9600 and the address of Thyristor unit default 1 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 3 Quick Start Caution this procedure must be performed only by qualified persons If the Order Code of the Thyristor unit is in line with what you really need then CD3200 has been already configured in Factory and you just need to do the following steps 1 Verify the CD3200 Sizing Making sure that e The load current is equal or less than the MAX current of CD3200 e The load voltage is equal or less than the MAX voltage of CD3200 see par 4 Verify the Order Code see par 5 2 Verify the Installation see par 6 Verify the Diagram of control connection e All auxiliary connections must be done in line with wirings on this manual e Verify that there isn t a short circuit on the load e Verify that the Reset Contact on terminal 3 and 4 are closed e With External Enable option give Enable to the unit see par 7 5 Supply the Electronic boards see Order Code Supply the Fan at 230VAC 15 50 60Hz 110VAC 15 50 60Hz Optional only for size S8C Supply the Power unit see par 7 3 Make the Calibration procedure see par 9 3 The CD3200 Thyristor unit is ready to start 4 CD3200 Sizing 4 1 1 Wiring with resistive load P y V Nominal voltage phase to phase V I Nominal current to the load P Nominal power to the load 4 1 2 Wiring with inductive load
41. ure is needed only if you change the input type Start TUNE AN ad mm Release key AA ON when red and yellow ral sc led are ON oo HB Within 10 sec from start flashing yellow and red leds push again momentary Yellow led only is flashing apply 0 input Signal I E OV for 0 10V 4mA for 4 20mA 0 Signal Red led only is flashing apply 10V for 0 10V input or o f 20mA for 4 20mA input y 100 Signal 31 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 11 3 3 Secondary input Terminals 12 amp A1 see par 7 4 This analogue input 0 10V may be configured for External current limit profiling The Secondary input is already configured in line with customer requirements that are defined in the complete product code The product code is written on the identification label However if you wish to change the input type proceed as follows Warning this procedure can be done just by specialized personnel Front PCB To configure the input type set the jumper as below represented Current Limit J2 Jl Regulation through the R13 trimmer mounted on the C B C B front PCB secondary input not used Regulation through the secondary input B A C B External current limit profiling If the user change the type of Secondary input it s necessary repeat the calibration procedure see par 9 3 11 4 Digital Input CD3200 thyristor unit has tw
42. w diagram show how to organize the CRC 16 bit CR CRC error check data 1 word 1 Digits of calculation characters in command message J Check on the number of times of CR calculation Setting FFFF Hex To CR Setting 1 to I Exclusive logical Sum XOR is executed on one character 1 byte at I charactor of CR and designated message and results are set to CR Setting to J Bit at right and of CR is 1 CR is shifted by 1 bit to right After shifting CR by 1 bit to right AO01 Hex and exclusive logical sum XOR are executed for setting the result in CR Added Ito J Eight times of calculation is completed C Language CRC 16 Example static short CRC16 unsigned char p_first unsigned char p_last unsigned int crc Oxffff short j for p_first lt p_last p_first return crc crc p_first for j 8 j gt 0 j if crc amp 0x0001 crc crc gt gt 1 crc 0xA001 else crc crc gt gt 1 38 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 12 3 Read Holding Registers This function reads the instantaneous value of a specified number of parameters from an address The message is composed by 8 Byte one Byte is for the address one for the function 03 Hex two Byte for the first parameter to read two Byte for the total number of parameters to read and finally two Byte for the CRC Address Function Address of the
43. y Voltage written on the identification label is different from Supply Voltage to the load use an external transformer with primary equal to load voltage and secondary equal to the Auxiliary Voltage 29 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 11 3 Analog Inputs CD3200 thyristor unit have have an analogue input to drive the output and a second analogue input that can be use for external current profiling 11 3 1 Input command signal configuration Terminals A2 and A1 see par 7 4 The Input command signal is already configured in line with customer requirements that are defined in the complete product code The product code is written on the identification label However if you wish to change the input type i e from 0 10V to 4 20mA proceed as follows Warning this procedure can be done just by specialized personnel J16 J17 Front PCB eee mrt Eee To configure the input type set the jumper as below represented Type Input features J7 J16 J17 0 10V Impedance 10KQ C B B A B A POT Impedance 10KQ min C B B A B A 4 20mA Impedance 1000 B A B A B A When operator finishes to configure the hardware setting he must do the input calibration procedure 30 CD Automation srl CD3200 1PH from 15A to 110A User s Manual 11 3 2 Input calibration procedure Warning this procedure can be done just by specialized personnel This proced
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