vacon nx optaf user manual - AgA
Contents
1. VACON NX AC DRIVES OPTAF SAFE TORQUE OFF amp ATEX OPTION BOARD USER MANUAL VACON DRIVEN BY DRIVES 2 VACON OPT AF USER S MANUAL INDEX Document code VbVOB KCS Date edited 11 B1 201D 1 GE NERA epee ante niceties seca seats si ee ova neces eal RT man ie ern peo TR 4 2 INSTALLATION OF THE OPT AF BOARD cccccceceeeeeeeeseeeeeeesaeseeseeseseesansansaeeees 7 2 1 OPT AF Board layout cccccccccceeceeceeceeeeeeeeeeeeeeeeeeeeeeeeeeseeeeeeseeseeseeseeseeseesansansansanes 9 3 STO and Ss lisatety FUNCTIONS rneer bade E e A 10 3A Sate Toraue OMISTOPrINEID eisa Ra 11 32 Sate Stop ISSIT Princip Enans 12 3 3 TOCHMICAUOCLAILS origina N A 14 SaN RESPONSE UMES aiae a a 14 Da GONNE HONS eena a aa aN 14 3 3 3 Safety related data according to the Standard cccccccccseeeeeeeeeeeeeeeeeeeesaeeeeesaeeeees 15 Sa TECHNICAL dat densus a a A caatecbenaeeears 16 Sh WINO examples apciccciktscssnstasouscndave sua leanesnacuansaaaunsencuatenecenadammanssstaananecanoutsaneseiuaadentes 17 3 4 1 Example 1 OPT AF board without reset for Safe Torque Off STO eee 17 3 4 2 Example 2 OPT AF board with reset for Safe Torque Off STO or EN 60204 1 stop category Olaria A hb anudaianaan teams E 18 3 4 3 Example 3 OPT AF board with external safety relay module with or without reset for Safe Torque Off STO or EN 60204 1 stop category 0 sssssssssssrerrrrreerrrrrrserrrrens 19 3 4 4 Example 4 OPT AF bo2. Off WARNING When the jumper X12 is cut the OPT AF board is not more valid for using in an environment that requires a certified overheating protection device according to the ATEX directive 94 9 EC 24 hour support 358 40 837 1150 e Email vaconfavacon com 38 VACON 4 2 9 OPT AF board parameter OPT AF USER S MANUAL P7 2 1 1 Therm Trip HW Refer 4 2 4 P7 2 1 2 Start Up Prev Correct settings e Jumper X12 not cut and this board parameter On for ATEX e Jumper X12 cut and this board parameter Off for no ATEX and similar to OPT A3 Wrong settings e If jumper X12 is cut and this board parameter is On thermistor trip will cause unresettable System Fault 8 subcode 41 e If jumper X12 is not cut and this board parameter is Off thermistor trip will cause unresettable System Fault 8 subcode 48 To start the motor operation after a thermistor fault an edge sensitive start command Is required after the drive returns to ready state a When OPT AF board parameter Start Up Prev is Fault the drive will generate a F26 Start Up Prev fault if start command is on when returning to ready state after a thermistor fault has been active The drive can be started with an edge sensitive start command after fault reset b When OPT AF board parameter Start Up Prev is Warning the drive will generate a A26 Start Up Prev warning if start command
3. safety performance target SIL or PL set during the risk evaluation Is the switch S1 required to be lockable or otherwise secured in the isolating position Is it ensured that color coding and marking Is In accordance with the intended use Is the external power supply earth fault and short circuit protected EN 60204 1 Is the reset function edge sensitive If a reset function is used with Safe Torque Off STO or Safe Stop 1 SS1 it must be edge sensitive The shaft of a permanent magnet motor might in an IGBT fault situation rotate up to 360 degrees pole of the motor Has it been ensured that the system designed in such a way that the this can be accepted Have process requirements including deceleration time been considered for correct execution of Safe Stop 1 SS1 safety function and are the corresponding settings done according to Chapter 3 5 5 Is the enclosure class of the control unit where the OPT AF board is installed at least IP54 According to 1S013849 2 and table D5 PCBs containing safety related functions require a fault exclusion for short circuit between two adjacent pads tracks This is realized with IP54 enclosure Have the User s Manual instructions for the specific product on EMC compliant cabling been followed Has the system been designed in such a way that activating enabling the drive through STO inputs will not lead to an unexpected start of the drive 107 Have only approved units and pa
4. Basic lO A Bridge between 533 535 for automatic reset Nat allowed with emergency stop oO oO 33 4i Al 510 11 Siz 521 522 S33 d PHOENIX CONTACT OR SCP 24DC ESD Sx41 1 2 900 Wilh screw connection _ Ora 4B RS1 Oh e is ay __D RS2 6B gw 24 Short circuit and earth fault protected supply Figure 3 8 Example 4 Figure 3 8 presents a connection example of OPT AF board for STO safety function with external time delayed safety relay module for realizing the Safe Stop 1 or EN 60204 1 Stop Category 1 External safety relay module is connected to the switch S1 The safety relay module is connected to OPT AF board with 4 wires as shown in Figure 3 8 The time delay settings of the safety relay must correspond to the application requirements When the switch S1 is activated the safety relay module will immediately activate DIN6 which in turn activates the STOP command to the drive The STOP function is programmed to Stop by Ramp The safety relay activates the Safe Torque Off state after the time delay has expired The time delay is set more than the deceleration time set in the drive to stop by ramp from maximum speed The drive will indicate A30 SafeTorqueOff When the switch S1 is released contacts closed the drive returns to ready state The motor can then be run with a valid start command The external relay can be wired so that manual reset Is required to reset the STO safety function More i
5. Note Both SD1 and SD2 inputs are normally closed for the drive to be in enable state The STO safety function is achieved by disabling the drive modulation The drive modulation is disabled through two independent paths controlled by SD1 and SD2 so that a single fault in any of the safety related parts will not lead to the loss of the safety function This is done by disabling the gate driver signal outputs to the driver electronics The gate drive output signals control the IGBT module When gate drive output signals are disabled the drive will not generate torque in the motor shaft See Figure 3 1 If either of the STO inputs is not connected to a 24V signal the drive will not go to the RUN state NXP CONTROL UNIT OPT AF board slot B Control board Thermistor SD1 SD1 Relays only for operational use not part of the safety functions PWM control POWER UNIT Figure 3 1 STO safety function principle in NXP frequency converter with the OPT AF board 24 hour support 358 40 837 1150 e Email vaconfavacon com 42 VACON OPT AF USER S MANUAL 3 2 Safe Stop 1 SS1 principle The Safe Stop 1 SS1 safety function initiates the motor deceleration and initiates the STO after a user set time delay Frequency factual Motor deceleration 4 Time Delay Figure 3 2 The principle of Safe Stop 1 EN 61800 5 2 SS1 type c The Safe Stop 1 SS1 safety function consists of two safety relate
6. OFF Check for the corresponding warning or fault Indication in the drive according to the parameter setting explained in chapter 4 2 2 24 hour support 358 40 837 1150 e Email vaconfavacon com 36 VACON OPT AF USER S MANUAL 4 2 2 Parameter setting for ATEX function In case of overtemperature the drive modulation is disabled The drive will not anymore feed energy to the motor thus preventing further overheating of the motor See Figure 4 1 When drive Is connected to the main power and if the motor temperature is below overtemperature limits see Figure 4 2 the drive goes to ready state The motor may start in presence of start command from a selected control place If the motor temperature is above the overtemperature limits see Figure 4 2 fault warning F29 thermistor is activated depending on the programming in the application The application programming for the thermistor fault is as follows e g in factory applications Code Parameter Default_ ID Note S o Response to 2 732 0 No Response Thermistor Fault 1 Warning 2 Fault according to Stop Mode 3 Fault stop by coasting With OPT AF board according to ATEX directive 94 9 EC i e jumper X12 not cut response to thermistor fault 2 is always same as response to thermistor fault 3 i e stop by coasting When the resistance of the thermistor s mounted in the motor goes above 4 kQ due to motor overheating the drive modulation is disable
7. STO inputs two independent channels Thermistor input Thermistor Input Thermistor active gt 4000 ohm After being active the fault can be reset if resistance Is lt 2000 ohm es T 4 ES Jumper X10 for selecting thermistor short circuit supervision Programmable Relay NO NC in oe ee I a i nt i Hi J 1 We M 328H 723 0003 Programmable Relay NO Jumper X12 See chapter 4 2 4 kog k AS w W 4 we i te gs a t kr Te e i AON Figure 2 1 The layout of the OPT AF board wte 24 hour support 358 40 837 1150 e Email vacon advacon com 10 VACON OPT AF USER S MANUAL 3 STO AND SS1 SAFETY FUNCTIONS The safety functions of the OPT AF board such as the technical principle and data wiring examples and commissioning will be described in this chapter NOTE Designing of safety related systems requires special knowledge and skills Only qualified persons are permitted to install and set up the OPT AF board The use of STO SS1 or other safety functions does not itself ensure safety An overall risk evaluation is required in order to make sure that the commissioned system is safe Safety devices like the OPT AF board must be correctly incorporated into the entire system The entire system must be designed in compliance with all relevant standards within the field of industry Standards such as EN12100 Part 1 Part 2 amp ISO 14121
8. The subsystem consisting of the time delayed safety relay is manufactured by PHOENIX CONTACT and of type PSR SCP 24DC ESD 5X1 1X2 300 or PSR SPP 24DC ESD 5X1 1X2 300 See manufacturer user manual by ID 2981428 or 2981431 for more information regarding the time delayed safety relay PSR S P 24DC ESD 5X1 1X2 300 safety related data from user manual and certificate NX STO safety related data IEC 61 508 SIL 2 EN 62061 JEEE EN 61800 5 2 2007 SIL 2 EN 62061 2005 SILI 2 IEC 61508 2000 SIL 2 DIN EN ISO 13849 PLd 1 Category 3 1 89 10 hour DIN EN ISO 13849 PLd 1 2006 Category 3 2 98 10 hour SubsysteMsefety Relay Subsystemy STO Safe Stop 1 SS1 safety related data EN 61800 5 2 2007 SIL 2 EN 62061 2005 SMECE 2 gt IEC 61508 2000 SIL 2 DIN EN ISO 13849 1 2006 PL d Category 3 4 87 10 hour For combining the two subsystems the maximum safety integrity level or performance level reached Is the lowest of a subsystem gt SIL 2orPLd The PFH value for a safety function of combined subsystems Is the sum of all subsystems PFH values PFHss PFHsatety retay PFHyx sto 1 89 10 hour 2 98 10 hour 4 87 10 hour gt The result is within the requirements for SIL 2 or PL d PFH is even within the requirements for up to SIL 3 PL e Abbreviations or safety parameters definitions Safety Integrity Level PL Performance Level y Probability of a dangerou
9. area classification E g in Exe and ExnA motors PTC sensors shall be certified together with the motor according to the requirements of the type of protection The allowed ambient temperature range for the drive is 10 C 50 C Note Changes in this chapter are only allowed with the permission of certification body Tel 358 201 2121 e Fax 358 201 212 205 OPT AF USER S MANUAL VACON 31 VACON DRIVEN BY DRIVES EU DECLARATION OF CONFORMITY We Manufacturer s name Vacon Oy Manufacturer s address P O Box 25 Runsorintie 7 FIN 65381 Vaasa Finland hereby declare that the product Product name Vacon OPTAF VB00328 to be used with Vacon NXP control unit VB00561H or later has been designed in confirmity with the requirements of the Council directive for explosive atomspheres 94 9 EC of March 1994 according to following standards prEN ISO 13849 1 2004 Safety of machinery safety related parts of the control systems Part 1 General principles for design EN ISO 13849 2 2003 Safety of machinery safety related parts of the control systems Part 2 Validation EN 60079 14 1997 Electrical apparatus for explosive gas atmospheres Part 14 Electrical installations in hazardous area other than mines EN 954 1 1996 Safety of machinery Safety related parts of control systems Part 1 General principles design IEC 61508 3 2001 Functional safety of electrical electronic programmable elec
10. cable sealing grommets or glands Below you can see examples of cable sealing grommets or glands Refer to the listed manufacturers or corresponding manufacturers for more Information on correct types that are suiteable for the hole and cable diameter Mina i Figure 3 9 VET membrane glands from Oy Mar Con Polymers Ltd Figure 3 10 Cable gland polystyrene from WISKA Hoppmann amp Mulsow GmbH CABLE ACCESSORY SYSTEMS Figure 3 17 QUIXX membrane for several cables from WISKA Hoppmann amp Mulsow GmbH CABLE ACCESSORY SYSTEMS Note A metric to PG adapter is needed Tel 358 201 2121 e Fax 358 201 212 205 OPT AF USER S MANUAL VACON 23 Figure 3 14 Cable gland model PERFECT with multiple sealing insert from Jacob GmbH 24 hour support 358 40 837 1150 e Email vaconfavacon com 24 VACON OPT AF USER S MANUAL ILII Checklist for commissioning the OPT AF board The minimum steps required during connecting the Safe Torque Off STO or Safe Stop 1 SS1 safety functions of the OPT AF board are shown in the checklist below For ATEX related issues see the ATEX section Has arisk assessment of the system been carried out to ensure that using the OPT AF board Safe Torque Off STO or Safe Stop 1 SS1 safety function is safe and according to local regulations Se external devices such as a mechanical brake is required Switch S1 Has the switch S1 been chosen according to the required
11. is on when returning to ready state after a thermistor fault has been active The drive can be started with an edge sensitive start command No fault reset Is required in this case c When OPT AF board parameter Start Up Prev is No action the drive will not generate any indication The drive can be started with an edge sensitive start command No fault reset Is required in this case Tel 358 201 2121 e Fax 358 201 212 205 OPT AF USER S MANUAL 4 2 6 Fault diagnosis of thermistor function VACON 39 The table below shows the normal fault warning generated when thermistor input is active Fault code Thermistor Fault Warnino Subcode Possible cause Thermistor input is activated gt 4kQ on the OPT AF option board Table 4 2 Fault Warning indicating that the thermistor s active Correcting measures The resistance of thermistor input must go below 2kQ to be able to restart the drive The table below shows faults that may be generated from the software part that monitors the hardware related to the STO and thermistor function If some of the faults mentioned in this table occur the fault may NOT be reset Fault code Fault 8 System Fault 8 System Fault 8 System Fault 8 System Fault 8 System Fault 8 System Fault 8 System Fault 8 System Fault 8 System Fault 8 System Fault Subcode 30 31 32 33 34 36 37 40 41 43 44 46 47 48 Possible cause STO i
12. principles for design EN ISO 13849 2 2006 Safety of machinery Safety related parts of the control systems Part 2 Validation EN 60204 1 2006 Safety of machinery Electrical equipment of machines Part 1 General requirements EN 61800 5 2 2007 Adjustable speed electrical power drive systems Part 5 2 Safety requirements Functional IEC 61508 2000 Functional safety of electrical electronic programmable electronic safety related systems Parts 1 7 EN 62061 2005 Safety of machinery Functional safety of safety related electrical electronic and programmable electronic control systems Signature Authorised representative In Vaasa 28 08 2010 WA wv Vesa Laisi Janne Kuivalainen President and CEO Director Control Platform and Products 24 hour support 358 40 837 1150 e Email vaconfavacon com 6 VACON OPT AF USER S MANUAL IFA Institut fiir Arbeitsschutz der Deutschen Gesetzlichen Unfallversicherung European notified body Identification number 0121 Pr f und Zertifizierungsstelle im DGUV Test certificate no IFA 1001221 dated 27 08 2010 Translation EC Type Test Certificate Name and address of the Vacon Plc holder of the certificate Runsorintie 7 customer 65380 Vaasa Finnland Vacon Plc Name and address of the manufacturer Runsorintie 7 65380 Vaasa Finnland Product designation Type Intended purpose Testing based on Test report Remarks Frequency con
13. 1 Is 230 VAC as an example The safety relay module is connected to OPT AF board with 4 wires as shown in Figure 3 7 When the switch S1 is activated contacts open the drive will go to STO state and motor if running will stop by coasting The drive will indicate A30 SafeTorqueOff When switch S1 is released contacts closed the drive returns to the ready state The motor can then be run with a valid start command The external relay can be wired so that manual reset Is required to reset the STO safety function More information regarding the safety relay module may be found from the safety relay documentation Note All NXP series drives are programmed to accept only edge sensitive start command for a valid start from STO state To start the motor operation a new start command is required after the drive returns to ready state Note For EN 60204 1 emergency stop according to stop category 0 use emergency stop button Switch S1 in the figure can be replaced with the gate switch then only Safe torque off mode is required In normal operation both contacts are closed 24 hour support 358 40 837 1150 e Email vaconfavacon com 20 VACON OPT AF USER S MANUAL 3 4 4 Example 4 OPT AF board with external time delayed safety relay for Safe Stop 7 SS1 or EN 60204 1 stop category 1 MAIN CIRCUIT CONTROL UNIT START STOP RAMP STOP SPEED REFERENCE R1 E T 04 W12 4 s DINS DINE CMB BG 1 ADAT DAA 1 OFTAJ
14. 1 provide methods for designing safe machinery and for carrying out a risk assessment CAUTION The information in this manual provides guidance on the use of the safety functions that OPT AF option board provides together with NXP control board This information is in compliance with accepted practice and regulations at the time of writing However the end product system designer is responsible for ensuring that the system is safe and in compliance with relevant regulations CAUTION The OPT AF board and its safety functions do not electrically isolate the drive output from the mains supply If electrical work is to be carried out on the drive the motor or the motor cabling the drive has to be completely isolated from the mains supply e g using an external supply disconnecting switch See for e g EN60204 1 section 5 3 CAUTION If STO or SS1 safety function is required in DriveSynch installation please contact Vacon for more information CAUTION In LineSynch application the use of OPT AF board will not fulfill STO or SS1 safety functions while the drive is in by pass mode Tel 358 201 2121 e Fax 358 201 212 205 OPT AF USER S MANUAL VACON 11 3 1 Safe Torque Off STO principle The STO safety function of the OPT AF board allows the drive output to be disabled so that the drive cannot generate torque in the motor shaft For STO the OPT AF board has two separate galvanically isolated inputs SD1 and SD2
15. 2 205 OPT AF USER S MANUAL VACON 37 4 2 3 Short circuit monitoring The thermistor inputs 111 and Tl1 are monitored for short circuit If a short circuit is detected the drive modulation is disabled within 20ms F8 system fault subcode 31 is generated When the short circuit has been removed the drive can be reset only after power recycle to the NXP control board The short circuit monitoring can be enabled or disabled using the jumper X10 in ON or OFF position respectively The jumper is set in ON position by factory default Important For the functionality of OPT AF board according to ATEX directive 94 9 EC it must be checked that the jumper X12 is not damaged or cut Also set the parameter Expander Boards Slot B Therm Trip HW to ON P 7 2 1 1 4 2 4 Exceptional use of thermistor function on OPT AF board similar to OPT A3 not in compliance with ATEX directive 94 9 EC In systems where the drive detects the overtemperature of the motor through a thermistor input there might be a need of running down the whole system in a controlled way or continue running the motor In these cases the thermistor input must not cause an immediate stop of the drive To achieve this functionality the following actions must be carried out e Cut the jumper X12 on OPT AF board e Set the jumper X10 to OFF position short circuit monitoring disabled e Set the parameter Expander Boards Slot B Therm Trip HW to
16. S1 SS1 safety function is realized in compliance with type C of the drives safety standard EN 61800 5 2 Type C The PDS SR initiates the motor deceleration and initiates the STO function after an application specific time delay SS1 safety function has been designed for use in accordance with the following standards o EN 61800 5 2 Safe Stop 1 SS1 SIL2 EN ISO 13849 1 2006 PL d Category 3 EN 62061 2005 SILCL2 IEC 61508 2000 SIL2 The function also corresponds to a controlled stop in accordance with stop category 1 EN 60204 1 2006 O O O O The SS1 safety function has been certified by IFA Motor Thermistor Over temperature protection according to ATEX Overtemperature detection using thermistor It can be used as a tripping device for ATEX certified motors The thermistor tripping function is certified by VTT according to ATEX directive 94 9 EC All safety functions of the OPT AF board are described in this user s manual The OPT AF option board contains also two programmable output relays Note Not part of any safety function NOTE The STO function is not the same as a prevention of unexpected start up function For fulfilling those requirements additional external components are required according to appropriate standards and application requirements Required external components may be for example e Appropriate lockable switch e A safety relay providing a reset function NOTE The safety functions of t
17. S1 safety function Safe Stop 1 requires setting of time delay on the external safety relay component e Requirement The time delay setting needs to be greater than the deceleration time set in the drive NOTE See manufacturer user manual for more information regarding the setting of the time delay Safe Stop 1 safety function requires that the drive is configured according to the following guidelines e Deceleration time must be set according to the machine or process requirement e The drive stop function must be programmed to stop by ramp e A dedicated digital stop input must be used not combined with start command for the drive stop command See the previous chapter for parametrizing the drive for Safe Torque Off STO safety function NOTE The drive will indicate Safe Torque Off STO state when Safe Stop 1 time delay has expired NOTE If the time delay of the external safety relay component is NOT set correctly time delay set shorter than the required deceleration time of the process machine the motor will stop by coasting when the time delay expires Tel 358 201 2121 e Fax 358 201 212 205 OPT AF USER S MANUAL VACON 27 3 5 6 Testing the Safe Torque Off STO or Safe Stop 1 SS1 safety functions NOTE After connecting the board ALWAYS make sure that the STO or SS1 safety functions are working properly by testing them before operating the system NOTE Before testing the STO or SS1 safety functions make su
18. T AF board or the NXP control board Change the OPT AF board Change the OPT AF board or the NXP control board Change the NXP control board to VB00561 rev H or newer Correct the parameter according to the jumper settings VACON DRIVEN BY DRIVES Find your nearest Vacon office on the Internet at WWW VaCON COM Manual authoring documentation advacon com Vacon Plc Runsorintie 7 65380 Vaasa Finland Subject to change without prior notice 2011 Vacon Plec D P D 0 QO
19. ard must be correctly incorporated into the entire system The functionality of the OPT AF board Is not necessarily suitable for all systems The entire system must be designed in compliance with all relevant standards within the field of industry Maximum SIL capability of this function in the drive is SIL1 CAUTION The information in this manual provides guidance on the use of thermistor function for protecting overheating of motors in explosive atmosphere This information is ensured to be correct and in compliance with accepted practice and regulations at the time of writing However the end product system designer is responsible for ensuring that the system is safe and in compliance with relevant regulations CAUTION During maintenance breaks or in case of service repair the OPT AF board might have to be removed from its slot After reconnecting the board ALWAYS make sure that the thermistor function is working correctly by testing it CAUTION The thermistor function on OPT AF board with NXP control is used to protect the overheating of motors in explosive atmosphere The drive itself including OPT AF board can not be installed in explosive atmosphere NOTE Special conditions required for safe use X in the certificate number This function can be used with Exe Exd and ExnA type of motors In case of Exe and ExnA motors the end user has to confirm that the installation of the measurement circuit is done according to
20. ard with external time delayed safety relay for Safe Stop 1 SS or EN 60204 1 stop category Teiceiiasiinieidia ka an i iia EE 20 3 9 COMMISSIONING ct etectep sense ects T E wince vec stent E ENE 21 3 02 General wihinG INSIrUCHONS menise atin ala a a 21 3 9 2 Examples of cable sealing grommets or glands ccccccsseseecceeeseeeceesseeeceenseeseesseess 22 3 9 3 Checklist for commissioning the OPT AF board cccccsseseceessesseeessessesessenseeesseeeees 24 3 5 4 Parametrizing the drive for the Safe Torque Off STO safety function eeee ees 29 3 9 9 Parametrizing the drive and the external time delayed safety relay for Safe Stop Oo aleun ON esaa a a R 26 3 5 6 Testing the Safe Torque Off STO or Safe Stop 1 SS1 safety functions ee 27 3 6 MaimntenaNC Esee a E Ga aesa ea pesaan valescaw eueasaan mn aeeeaeannes 28 3 6 1 Faults related to the Safe Torque Off STO or Safe Stop 1 SS1 safety functions 28 Tel 358 201 2121 e Fax 358 201 212 205 OPT AF USER S MANUAL VACON 3 4 THERMISTOR FUNCTION VAT EX x cccestceicetiatavacectuphesaceanubitetecactecebavacentuetavacwsndeidsteeiets 30 4 1 OCI Gak Ciel ciate att tecutts E E E EE 33 A APUNCUONa descripti OTs ieai 33 4 1 2 Hardware and connectionS jies 2ice ceca a caxcedduancseenekolehGaceveetouoxesnealaieadacnwuseidaxdeddesxeeeees 33 4 2 AS OMNIS SO MNONG sarae E caeuneconese comes 39 4 2 1 General WINING INStruUctionS wintcarntnctise antiostatu
21. d subsystems an external time delayed safety relay and the STO safety function These two subsystems combined compose the Safe Stop 1 safety function as shown in Figure 3 3 DO 22227222L 7 Safe Stop 1 SS1 l l Time Delayed Safety Relay NX Safe Torque Off STO SUBSYSTEM sarety Relay Subsystem sto l t l Po 7 Figure 3 3 Safe Stop 1 SS1 safety function Tel 358 201 2121 e Fax 358 201 212 205 OPT AF USER S MANUAL VACON 13 Figure 3 4 shows the connection principle of Safe Stop 1 safety function The time delayed safety relay outputs are connected to the STO Inputs A separate digital output from the safety relay is connected to a general digital input of the NX drive The general digital input must be programmed to detect the drive stop command and initiates without time delay the drive stop function must be set to stop by ramp and causes motor deceleration Safety Relay with timer Switch P __ emp SOR Baan o ee NXP control Po STO cht STO dS sto che Power Unit Figure 3 4 The connection principle of Safe Stop 1 SS1 CAUTION The system designer user is responsible of understanding and setting the time delay of the safety relay due to the fact it is process machine dependent gt The time delay must be set to a greater value than the deceleration time of the drive The motor deceleration time is process
22. d within 20ms Fault F29 or warning A29 is generated in the drive according to the above mentioned programming According to the curve when the temperature falls below 2 kQ see Figure 4 2 the thermistor function allows the drive to be enabled again The thermistor fault configuration cause following reactions e Response to thermistor fault No action No warning fault is generated in case of overtemperature The drive goes to run disable mode The drive can be restarted when temperature Is normalized by giving a valid start command e Response to thermistor fault Warning A29 is generated in case of overtemperature The drive goes to run disable mode The drive can be restarted when temperature Is normalized by giving a valid start command when the drive has returned to Ready State e Response to thermistor fault Fault F29 is generated in case of overtemperature and the drive goes to run disable mode When the temperature is normalized a reset command is needed before the drive can be restarted The drive returns to Ready state The valid start command is then needed to restart the drive Note With OPT AF board according to ATEX directive 94 9 EC i e jumper X12 not cut all NXP drives are programmed to accept only an edge sensitive start command for a valid start after a thermistor fault To start the motor operation a new start command Is required after the drive returns to ready state Tel 358 201 2121 e Fax 358 201 21
23. e Release switch S1 contacts closed The hardware is now enabled but the drive continues to display the fault F30 SafeTorqueOff e Acknowledge the releasing of switch by edge sensitive reset function The drive returns to the ready state e Giving a valid start command will start running the motor Note All NXP series drives are programmed to accept only edge sensitive start command for a valid start from STO state To start the motor operation a new start command is required after the drive returns to ready state Note For EN 60204 1 emergency stop according to stop category 0 use emergency stop button Tel 358 201 2121 e Fax 358 201 212 205 OPT AF USER S MANUAL VACON 19 3 4 3 Example 3 OPT AF board with external safety relay module with or without reset for Safe Torque Off STO or EN 60204 1 stop category 0 MAIN CIRCUIT CONTROL UNIT START STOP DINI D3 GMI CMA W DDM OFPTA1 A ABC ABC co Basic VO sg e ofS 0088 SLOTA EXAMPLE DOLD BNS930 48 204 230VAC Shor arcud and 2J0Vac earth fault CIN protected supply For automatic reset link M2 and T22 o Not allowed with Emergency stop ov 424 short circuit and earth fault protected supply Figure 3 7 Example 3 Figure 3 7 presents a connection example of OPT AF board for STO safety function with external safety relay module and without reset External safety relay module is connected to the switch S1 The used power supply to switch S
24. he OPT AF board do not comply with Emergency Switching Off according to EN 60204 1 IFA Institut fur Arbeitsschutz der Deutsche Gesetzlichen Unfallversicherung Germany VTT Technical Research Centre of Finland Tel 358 201 2121 e Fax 358 201 212 205 OPT AF USER S MANUAL VACON 5 VACON DRIVEN BY DRIVES EC DECLARATION OF CONFORMITY Manufacturer s name Vacon Plc Manufacturer s address P O Box 25 Runsorintie 7 FIN 65381 Vaasa Finland We hereby declare that the safety functions of the following product Product name Vacon OPT AF option board to be used with Vacon NXP control board in NX family products Product Identification OPT AF option board VB00328H or newer revision NXP control board VB00761B or newer revision Product Safety Functions Safe Torque Off Safe Stop 1 Specified in EN 61800 5 2 2007 fulfils all of the relevant safety component requirements of EC Machinery Directive 2006 42 EC Notified body that carried out the EC type examination IFA Institute for Occupational Safety and Health of the German Social Accident Insurance Testing and Certification Body in BE PRUFZERT Alte Heerstrafe 111 D 53757 Sankt Augustin Germany European notified body Identification number 0121 IFA Certificate No IFA 1001221 The following standards and or technical specifications referenced below were used EN ISO 13849 1 2006 Safety of machinery Safety related parts of the control systems Part 1 General
25. he software part that monitors the hardware related to the STO safety function If some of the faults listed below occur the fault may NOT be reset Fault code System Fault System Fault System Fault System Fault System Fault System Fault System Fault Subcode Possible cause STO inputs are in different state This fault occurs when the SD inputs are in different state more than 5 seconds Thermistor short circuit detected OPT AF board has been removed OPT AF board EEPROM error checksum not answering OPT AF supply voltage hardware problem detected Single hardware problem detected in STO inputs Single hardware problem detected in the thermistor input Tel 358 201 2121 e Fax 358 201 212 205 Correcting measures Check the S1 switch Check the cabling to the OPT AF board Single hardware problem possible in either OPT AF board or NXP control board Correct the cabling Check the jumper for the thermistor short circuit supervision if thermistor function is not used and the thermistor input is short circuited It is not allowed to remove the OPT AF board once it has been reqognized by the software NOTE There is only one method to clear this fault By writing OPT AF Removed to 1 and then back to 0 again This variable is found from the System Menu Security 6 5 5 Change the OPT AF board Change the OPT AF board Change the OPT AF board or the NXP cont
26. lays on OPT AF board B1 or B2 The parameter for providing this feedback can be found in parameters gt output signals gt dig out signals gt SafeDisableactiv NOTE The feedback or indication of the STO state is NOT part of the Safety functions OPT AF board parameter P7 2 1 2 Start Up Prev To start the motor operation after STO State an edge sensitive start command Is required after the drive returns to ready state a When OPT AF board parameter Start Up Prev is Fault the drive will generate a F26 Start Up Prev fault if start command is on when returning to ready state after STO state has been active The drive can be started with an edge sensitive start command after fault reset When OPT AF board parameter Start Up Prev is Warning the drive will generate a A26 Start Up Prev warning if start command is on when returning to ready state after STO state has been active The drive can be started with an edge sensitive start command No fault reset is required in this case When OPT AF board parameter Start Up Prev is No action the drive will not generate any Indication The drive can be started with an edge sensitive start command No fault reset is required in this case 24 hour support 358 40 837 1150 e Email vaconfavacon com 26 VACON OPT AF USER S MANUAL III Parametrizing the drive and the external time delayed safety relay for Safe Stop S
27. machine dependent The stop function of the drive needs to be correctly set for the process machine See Chapter 3 5 5 concerning the parametrizing of Safe Stop 1 and Chapter 3 4 4 Example 4 for the wiring of Safe Stop 1 24 hour support 358 40 837 1150 e Email vaconfavacon com 14 VACON OPT AF USER S MANUAL 3 3 Technical details 3 3 1 Response times Safety function Activation time De activation time Safe Torque Off 1000 ms Safety Function Delay from stop signal at safety Time delay for Safe Torque Off STO relay input until activation of activation ramp stop Safe Stop 1 SS1 Safety relay delay typ 20ms System process dependent User settable drive through the safety relay timer NOTE Drive application software dependent Refer to the user manual of the application in use 3 3 2 Connections In addition to the STO inputs the board contains also a thermistor input If the thermistor input is not used it must be disabled The thermistor input is disabled by making a short circuit to the terminals and setting the jumper X10 in OFF state The termistor input operation and instructions are presented in chapter 4 1 0 terminals on OPT AF Terminal Parameter reference Technical information on keypad and NCDrive Isolated STO input 1 24V 20 10 15mA Virtual GND 1 Isolated STO input2 24V 20 10 15mA Virtual GND 2 Relay output 1 NO NC RO1 normal closed Switching capacit
28. n then be run with a valid start command Note All NXP series drives are programmed to accept only edge sensitive start command for a valid start from STO state To start the motor operation a new start command is required after the drive returns to ready state 24 hour support 358 40 837 1150 e Email vaconfavacon com 48 VACON OPT AF USER S MANUAL 3 4 2 Example 2 OPT AF board with reset for Safe Torque Off STO or EN 60204 1 stop category 0 MAIN CIRCUIT CONTROL UNIT START STOP RESET SPEED REFERENCE cow R1 5 E Wiz od 7 PE E i CMB ACAI ADAI BOAT OPTA1 Basic HO SLOT A Short circuit and 1 earth fault protected supply J Figure 3 6 Example 2 Figure 3 6 presents a connection example of OPT AF board for STO safety function with reset The switch S1 is connected with 4 wires to the OPT AF board as shown above The digital input 3 DIN3 for example is wired for the fault reset function The reset function can be programmed to any of the available digital inputs The drive must be programmed to generate a fault in STO state The power supply to S1 may come from OPT A1 board connector pins 6 amp 7 in Figure 3 5 or it may also be external When the switch S1 is activated contacts open the drive will go to STO state and motor if running will stop by coasting The drive will indicate F30 SafeTorqueOff To start the motor operation again following sequence is performed
29. n any case the German original shall prevail Tel 358 201 2121 e Fax 358 201 212 205 OPT AF USER S MANUAL VACON 7 2 INSTALLATION OF THE OPT AF BOARD MAKE SURE THAT THE FREQUENCY CONVERTER IS SWITCHED OFF BEFORE AN OPTION OR FIELDBUS BOARD IS CHANGED OR ADDED Vacon NXP frequency converter with IP54 enclosure Remove the main cover Open the cover of the control unit 24 hour support 358 40 837 1150 e Email vacon avacon com 8 VACON OPT AF USER S MANUAL Install OPT AF option board in slot B on the control board of the frequency converter Make sure that the grounding plate fits tightly in the clamp Cable installation STO and SS1 safety functions require the use of cable sealing grommets or glands for all cables in the drive The grommets or glands must be suitable for the type and amount of cables used and they shall fulfil IP54 requirements See the User s Manual for hole sizes for the Power cables The hole size is PG21 28 3mm for the control cables See chapter 3 5 2 for examples of cable sealing grommets or glands that can be used F Close the cover of the control unit and attach the main cover Before attaching the main cover check that the gasket of the cover is not damaged for IP54 units Use a tightening torque of 0 9 1 1 Nm for the main cover screws Tel 358 201 2121 e Fax 358 201 212 205 OPT AF USER S MANUAL VACON 9 2 1 OPT AF Board layout
30. nformation regarding the safety relay module may be found from the safety relay datasheet Note All NXP series drives are programmed to accept only edge sensitive start command for a valid start from STO state To start the motor operation a new start command is required after the drive returns to ready state Tel 358 201 2121 e Fax 3858 201 212 205 OPT AF USER S MANUAL VACON 21 3 9 Commissioning NOTE The use of STO SS1 or other safety functions does not itself ensure safety Always make sure that the safety of the entire system Is confirmed See also the warnings on page 10 3 5 1 General wiring instructions e The wiring should be done according to the general wiring instructions for the specific product where OPT AF is installed e Shielded cable is required for connecting the OPT AF board e EN 60204 1 part 13 5 The voltage drop from supply point to load should not exceed 0 e In practice due to electromagnetic disturbances the cable length should be limited to 200m max In a noisy environment the length of the cable could still be less than 200m Example of cable types Name Conductors Manufacturer KJAAM 2x 2 1 x0 5mm 2 Reka JAMAK 2x 2 1 x0 5 mm Draka NK Cables Oy RFA HF i 2x 2 1 x0 5mm 2 Helkama LiIYDY CY TP 2x 2 1 x0 5mm 2 SAB Br ckskes lable 3 2 Example of cable types 24 hour support 358 40 837 1150 e Email vaconfavacon com 22 VACON OPT AF USER S MANUAL 3 5 2 Examples of
31. ng on the relay contacts Refer to standard EN 60204 1 section 7 2 9 24 hour support 358 40 837 1150 e Email vaconfavacon com 34 VACON OPT AF USER S MANUAL The overtemperature is detected by hardware on OPT AF board See temperature versus resistance curve as in the figure below QOPTAF Trip level OPTAF Back to Ready level SORRELL OAT TRE NT oe i 20 C Tmar Pe Figure 4 2 Typical characteristics of a motor protection sensor as specified in DIN 44081 DIN 440 Tel 358 201 2121 e Fax 358 201 212 205 OPT AF USER S MANUAL VACON 35 4 2 Commissioning Note Installation testing and service work on the OPT AF board can be performed only by professional persons Note It is not allowed to perform any repair work on the OPT AF board 4 2 1 General wiring instructions The thermistor connection must be done using a separate control cable It is not allowed to use wires belonging the motor supply cables or any other main circuit cables It is recommended to use a shielded control cable Maximum cable length without Maximum cable length with Short circuit monitoring short circuit monitoring X10 OFF X10 ON 1500meters Note It is recommended to test the ATEX functionality using thermistor input on OPT AF board periodically typically once a year For testing the thermistor connection to the OPT AF board is disconnected The drive ready signal goes low green LED on the keypad goes
32. nputs are in different state This fault occurs when the STO inputs are in different state more than 5 seconds Thermistor short circuit detected OPT AF board has been removed OPT AF board EEPROM error checksum not answering OPT AF supply voltage hardware problem detected Single hardware problem detected in STO inputs Single hardware problem detected in the thermistor input Single hardware problem detected in STO inputs or in the thermistor input OPT AF board mounted in old NXP control board Parameter Expander boards SlotB Therm Trip HW is set to OFF even if the jumper X12 is not cut Table 4 3 Faults related to the STO amp thermistor function 24 hour support 358 40 837 1150 e Email vaconfavacon com Correcting measures Check the S1 switch Check the cabling to the OPT AF board Single hardware problem possible in either OPT AF board or NXP control board Correct the cabling Check the jumper for the thermistor short circuit supervision if thermistor function is not used and the thermistor input is short circuited Itis not allowed to remove the OPT AF board once it has been reqognized by the software NOTE There is only one method to clear this fault By writing OPT AF Removed to 1 and then back to 0 again This variable is found from the System Menu Security 6 5 5 Change the OPT AF board Change the OPT AF board Change the OP
33. re that the checklist Table 3 3 is inspected and completed NOTE Concerning the SS1 safety function make sure by testing that the drive s stop by ramp function is working in accordance with the process requirements When the STO safety function is activated a code A30 SafelTorqueOff appears on the control keypad display This indicates that the STO safety function Is active After STO has been deactivated the warning remains active for 10 seconds 24 hour support 358 40 837 1150 e Email vaconfavacon com 28 VACON OPT AF USER S MANUAL 3 6 Maintenance CAUTION If any service or repair is to be conducted on the drive installed with OPT AF board please follow the check list given in Chapter 3 35 3 CAUTION During maintenance breaks or in case of service repair the OPT AF board might have to be removed from its slot After reconnecting the board ALWAYS make sure that the STO or SS1 safety functions are active and fully functional by testing them See chapter 3 5 6 3 6 1 Faults related to the Safe Torque Off STO or Safe Stop 1 S81 safety functions Table 3 4 shows the normal warning alarm generated when STO safety function is active Warning Subcode Possible cause Correcting measures 30 SafeTorqueOff STO inputs SD1 amp SD2 are activated through the OPT AF option board Table 3 4 Warning alarm indicating that STO safety function is active Table 3 5 shows faults that may be generated from t
34. rol board Change the OPT AF board OPT AF USER S MANUAL VACON 29 System Fault 44 46 Single hardware problem detected in Change the OPT AF board or STO inputs or in the thermistor input the NXP control board System Fault 47 OPT AF board mounted in old NXP Change the NXP control board control board to VB00561 rev H or newer Table 3 5 Single hardware problems detected in the STO safety function 24 hour support 358 40 837 1150 e Email vaconfavacon com 30 VACON OPT AF USER S MANUAL 4 THERMISTOR FUNCTION ATEX The thermistor overtemperature supervision is designed in accordance with ATEX directive 94 9 EC It is approved by VTT Finland for group II certificate nr VTT 06 ATEX 048X category 2 in the G area area in wich potentially explosive gas vapor mist or air mixtures are present and D area area with combustible dust The X in the certificate number refers to special conditions for safe use See the conditions in the last note in this page CEos37 gt lf2 GD It can be used as an overtemperature tripping device for motors in explosive area EX motors Note The OPT AF board also contains the Safe Torque Off STO safety function When STO is not intended to be used inputs SD1 OPT AF 1 SD2 OPT AF 3 are to be connected to 24V e g OPT A1 6 amp SD1 OPT AF 2 SD2 OPT AF 4 are to be connected to GND for e g OPT A1 7 NOTE Safety devices like the OPT AF bo
35. rts been used a poo Is the NXP control board VB00741 revision B or newer See the sticker on the NXP control board Is the NXP system software version NXP00002V179 or newer i 13 Has a routine been set up to ensure that the functionality of the safety function is being checked at regular intervals Has this manual been read understood and followed carefully ee lable 3 3 Checklist for commissioning the STO or SS7 safety functions Tel 358 201 2121 e Fax 358 201 212 205 OPT AF USER S MANUAL VACON 25 3 5 4 Parametrizing the drive for the Safe Torque Off STO safety function There are no parameters for the STO function itself In applications there Is a possibility to change the warning A30 SafelorqueOff to a fault For example in NXP Multi Purpose application through parameters gt protections gt SafeDisable mode the STO state may be changed to generate a fault As default it is always set to generate a warning NOTE When STO state is changed to indicate a fault the drive will display the fault F30 SafeTorqueOff even after the switch S1 have been released contacts closed and the hardware is enabled The fault must be acknowledged In application there is also a possibility to indicate the STO state This can be done through a digital output For example the NXP multi purpose application provides the user with this possibility The indication of STO state could be parametrized to one of the re
36. s random hardware Failure per Hour Category Designated architecture for a safety function from EN ISO 13849 1 2006 The average probability of random hardware failure on demand Ty Mission time 3 3 4 Technical data For more information see the chapter Technical data in the product specific user s manual Tel 358 201 2121 e Fax 358 201 212 205 OPT AF USER S MANUAL VACON 17 3 4 Wiring examples The examples in this chapter show the basic principles for wiring OPT AF board Local norms and regulations should be always followed in the final design 3 4 1 Example 1 OPT AF board without reset for Safe Torque Off STO MAIN CIRCUIT CONTROL UNIT START DINI DIN2 N3 24V N N Ale A DOA1 OPTA1 ABCD ABCD ABCD Basic I O E80 xa 0038 SLOT A Short circuit and earth fault O 24V protected supply oov Figure 3 5 Example 1 Figure 3 5 shows a connection example of OPT AF board for Safe Torque Off safety function without reset The switch S1 is connected with 4 wires to the OPT AF board as shown above The power supply to S1 may come from OPT A1 board connector pins 6 amp 7 in Figure 3 5 or it may also be external When the switch S1 is activated contacts open the drive will go to STO state and motor if running will stop by coasting The drive will indicate A30 SafeTorqueOff When switch S1 is released contacts closed the drive returns to the ready state The motor ca
37. siielduikbedswiadoaryielieehiihtel intent enaatioetainlieaneen 35 4 2 2 Parameter setting for ATEX function wisccotsicitmasienioinetecnansgnoiaideannciaieiolanetsands 36 k2 MOM CU CUI MIO MILONIC cereis e E E a 37 4 2 4 Exceptional use of thermistor function on OPT AF board similar to OPT A3 not in compliance with ATEX directive 94 9 EC ios stares ec teek esttartae ol aa lhe hiciseee tice 37 AA OP TAP Doard Dalal Ue cinsureenii i oaeeeateriat urement eai agate 38 4 2 0 Faultdiagnosis Of thermistor TUNGCTON wiviematnivinelniiereumvired einai inn 39 24 hour support 358 40 837 1150 e Email vaconfavacon com 4 VACON OPT AF USER S MANUAL 1 GENERAL This document covers OPT AF option board VB00328H or newer and NXP Control board VB00761B or newer The OPT AF option board together with NXP control board provides the following safety functions with NX family products Safe Torque Off STO Hardware based Safe Torque Off safety function to prevent the drive from generating torque on the motor shaft STO safety function has been designed for use in accordance with the following standards o EN 61800 5 2 Safe Torque Off STO SIL2 EN ISO 13849 1 2006 PL d Category 3 EN 62061 2005 SILCL2 IEC 61508 2000 SIL2 The function also corresponds to an uncontrolled stop in accordance with stop category 0 EN 60204 1 2006 o EN 954 1 Category 3 O O O O The STO safety function has been certified by IFA Safe Stop 1 S
38. tor Is prevented and a further heating up of the motor due to this is avoided The thermistor supervision circuit meets the requirements in the ATEX directive by acting directly on the STO safety function of the NXP See Figure 4 1 and is thus providing a reliable software and parameter independent way of preventing the energy supply to the motor 4 1 2 Hardware and connections Terminal Parameter reference Technical information on keypad and NCDrive SD1 Sie Isolated STO input 1 24V 20 10 15mA SD1 nee Virtual GND 1 SD2 Isolated STO input 2 24V 20 10 15mA SD2 DigIN B ae Virtual GND 2 Relay output 1 NO NC RO1 normal closed Switching capacity 24VDC 8A RO1 common DigOUT B 1 250VAC 8A RO1 normal open 125VDC 0 4A Min switching load 5V 10MmA Relay output 2 NO Switching capacity 24VDC 8A DigOUT B 2 250VAC 8A 125VDC 0 4A Min switching load 5V 10mA TI1 Thermistor input Rip gt 4 0 KQ PTC TI1 DigIN B 1 max voltage 10V max current 6 mA RO2 common RO2 normal open Table 4 7 OPT AF I O terminals The thermistor PTC is connected between the terminals 28 TI1 and 29 TI1 of the OPT AF board The optocoupler isolates the thermistor inputs from the control board potential If 230VAC is used as control voltage from the output relays the control circuitry must be powered with a separate isolation transformer to limit short circuit current and overvoltage spikes This is to prevent the weldi
39. tronic safety related systems Part3 Software requirements prEN 50495 2006 Safety devices for ignition prevention VTT Industrial Systems Electrical Ex apparatus the Notified Body having identification number 0537 has assessed the conformity of thermal motor protection system and has issued the certificate VIT 06 ATEX 048X It is ensured through internal measures and quality control that the product conforms at all times to the requirements of the current Directive and the relevant standards Y In Vaasa 16th of June 2006 yy hi Vesa Laisi President 24 hour support 358 40 837 1150 e Email vaconfavacon com 32 VACON OPT AF USER S MANUAL NXP CONTROL UNIT OPT AF board slot B Control board MICRO Thermistor CONTROLLER SD1 SD1 Hardware Safe Torque Off 1 SD2 Hardware ans Safe Torque Off SD2 Relays only for operational use not part of the AT EX certified thermistor function PWM control POWER UNIT Figure 4 1 Thermistor function principle in NXP frequency converter with the OPT AF board Tel 358 201 2121 e Fax 358 201 212 205 OPT AF USER S MANUAL VACON 33 4 1 Technical data 4 1 1 Functional description The thermistor supervision circuit of the OPT AF board is designed to provide a reliable way of disabling the drive modulation in case there is an overtemperature at the motor thermistor s By disabling the drive modulation the feeding of the energy to the mo
40. verter with integrated safety function Type NX enclosure type and hardware version see appendix Implementation of safety function Safe Torque Off STO and Safe Stop 1 SS1 DIN EN 61800 5 2 2008 04 DIN EN ISO 13849 1 2008 12 DIN EN ISO 13849 2 2008 09 No 2009 23384 of 27 08 2010 The frequency converters NX meet the requirements of the test regulations The safety functions STO meets the requirements of SIL 2 according to DIN EN 61800 5 2 and category 3 and PL d according to DIN EN ISO 13849 1 With correct wiring according to the user manual in connection with a suitable external safety relay this also applies to SS1 This EC Type Test Certificate replaces the Type Test Certificate from BGIA with the number 0606006 of 29 05 2006 The type tested complies with the provisions laid down in the directive 2006 42 EC Machinery The present certificate will become invalid at the latest on 26 08 2015 Further provisions concerning the validity the extension of the validity and other conditions are laid down in the Rules of Procedure for Testing and Certification of September 2008 Head of testing and certification body Ceftification officer UTT Dr Peter Paszkiewicz Dipl Ing Ralf Apfeld Postal address 53757 Sankt Augustin Office Alte Heerstrafe 111 53757 Sankt Augustin Phone 49 0 2241 231 02 Fax 49 0 2241 231 2234 E Mail ifa dguv de www dguv defifa P2BO2E 07 10 I
41. y 24VDC 8A RO1 common DigOUT B 1 250VAC 8A RO1 normal open 125VDC 0 4A Min switching load 5V 10mA Relay output 2 NO Switching capacity 24VDC 8A DigOUT B 2 250VAC 8A 125VDC 0 4A Min switching load 5V 10mA DigIN B 1 Thermistor input Rip gt 4 0 KQ PTC DigIN B 2 DigIN B 3 RO2 common RO2 normal open TI1 TI1 Table 3 7 OPT AF I O terminals If 230VAC is used as control voltage from the output relays the control circuitry must be powered with a separate isolation transformer to limit short circuit current and overvoltage spikes This is to prevent the welding on the relay contacts Refer to standard EN 60204 1 section 7 2 9 Tel 358 201 2121 e Fax 358 201 212 205 OPT AF USER S MANUAL VACON 15 popes Safety related data according to the standard Safe Torque Off STO safety related data EN 61800 5 2 2007 SIL 2 PFH 2 98e10 hour Dual Channel Structure EN 62061 2005 SIL CL 2 PFH 2 98e10 hour Dual Channel Structure EN ISO 13849 1 2006 PL d PFH 2 98e10 hour Category 3 IEC 61508 2000 SIL 2 High Demand Mode PFH 2 98 10 hour Dual Channel Structure IEC 61508 2000 SIL 2 Low Demand Mode PFDayg 2 61 10 4 Ty 20 years Dual Channel Structure 24 hour support 358 40 837 1150 e Email vaconfavacon com 16 VACON OPT AF USER S MANUAL Safe Stop SS1 safety related data The SS1 safety function consists of two subsystems with different safety related data
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