VAA-2E-G4-SE MANUAL
Contents
1. SE Used Symbols 2 Used Symbols Safety relevant Symbols Informative Symbols Note This symbol brings important information to your attention 10 gt Action This symbol indicates a paragraph with instructions 182362 2014 11 O J PEPPERL FUCHS 182362 2014 11 3 1 1 3 1 2 3 1 3 J PEPPERL FUCHS Safety Intended use The AS Interface safety module permits the connection of one two channel ESPE to safeguard danger zones or areas in a system utilizing AS Interface Safety at Work It must be used as intended with a properly configured AS Interface safety monitor and a suitable ESPE safety light curtain or light grid with electronic OSSDs This allows the implementation of safety applications up to the following categories m PLe Category 4 according to EN ISO 13849 1 m SIL3 according to EN IEC 61508 EN IEC 62061 m Type 4 based on EN IEC 61496 1 The safety requirements for the application are determined by either a risk analysis i e based on EN 1050 or derived from a C standard In addition to the instructions included in this user manual all applicable safety requirements standards and regulations as well as operating instructions for the connected peripheral devices must be considered Danger Use the module in accordance with its intended use Otherwise the protection of operating personnel and equipment is not ensured Safety Monitor requirements The module shall only be used2. as a safty slave in an AS Interface network and must be connected to a suitable AS Interface safety monitor All instructions in the user documentation must be followed The AS Interface monitor must fulfill the requirements of the system specifications version 2 01 dated 12 05 2000 Spezifikation der sicheren AS Interface Uebertragung or higher In order to evaluate a safety related function based on a safety standard all components of the function have to be evaluated according to the same safety standard The correct execution of a desired safety function also depends on the proper connection and configuration of the AS Interface safety monitor This also applies to the desired reaction when safety codes are corrupted or the unit exhibits a hardware fault refer to the documentation of the AS Interface safety monitor The safety function including all attached safety devices must be tested before the first startup The minimal requirement for the safety classification of the safety monitor needs to match the safety classification required by the application Wiring requirements The demands of the EN IEC 60204 1 or similar standard must always be considered The requirements for the external wiring and the selection of connected safety devices depend on the desired functionality as well as on the required safety classifications Wires have to be safeguarded against simultaneous short circuit connections of the inputs SE1 and SE2 to the p
3. environmental temperature Ta 40 C Ta 55 C PFD 25 10 4 7 10 gt Ata high demand rate for the safety function the average probability of dangerous failure per hour PFH of the safety function is Ta 40 C Ta 55 C PFH 1 54 10 1 h 3 10 1 n The mean time to dangerous failure MTTFd and the diagnostic coverage DC is Ta 40 C Ta 55 C MTTFd 1500 years 740 years DC 99 4 99 3 These values apply to equipment use for up to 10 years PFD PFH and or MTTFd values of other components especially the safety monitor are found in their respective documentations 182362 2014 11 FJ PEPPERL FUCHS 182362 2014 11 Product Description 4 1 Operating Principles of the input channels The safety module generates a code sequence of 4 bit code words A safety monitor evaluates the correctness of the code sequence As soon as the connected peripheral device reports an undisturbed operation of the application to the module the code sequence is transmitted through the AS Interface network If the safety monitor determines a code sequence as being incorrect it starts the transition to a safe system state based on its configuration If the peripheral device signals the activation of the safety function the transmission of the code sequence is terminated The module has two inputs for two separate and independently operating input channels Each channel operates on two of the 4 bit code words Both channels are required
4. must be connected to a machine ground or other suitable ground Inputs General Fora Type 4 application according to EN 61496 1 the ESPE must provide two safe output signals The device must be able to check for a short circuit between output signals as well as a short circuit to the supply voltage In this case safety systems can achieve safety classifications as stated in the chapter Safety See chapter 3 1 FJ PEPPERL FUCHS 182362 2014 11 182362 2014 11 24 V DC mn 7 Shield OSSD1 OSSD2 OV Receiver Supply Supply Ov oO 6 oO 2 OV Co 1 8 Supply Supply Shield Supply Supply 24V DC Functional ground FG Ground connection via cage clamp terminal Figure 4 3 A connected device with two short circuit monitored inputs It is necessary for the safety monitor to verify synchronous deactivation of input channels SE 1 and SE2 This can be achieved by defining the devices as two channel forced or two channel dependent inputs in the configuration of the safety monitor 4 4 2 Safety classification The module offers two independent and redundant input channels When both inputs channels are used a safety application with safety classifications as stated in the chapter Safety can be implemented See chapter 3 1 4 4 3 Channel short circuit monitoring ESPE usually monitor their outputs by applying appropriate test si
5. FACTORY AUTOMATION VAA 2E G4 SE Original Instructions Version 1 1 CE F2PEPPERL FUCHS SENSING YOUR NEEDS VAA 2E G4 SE With regard to the supply of products the current issue of the following document is ap plicable The General Terms of Delivery for Products and Services of the Electrical Indus try published by the Central Association of the Electrical Industry Zentralverband Elektrotechnik und Elektroindustrie ZVEI e V in its most recent version as well as the supplementary clause Expanded reservation of proprietorship dPEPPERL FUCHS Used SYMBOL ssiri 6 SNE EE T A E ET ET E 7 Ja Intended Pene 7 3 1 1 Safety Monitor requirements urnarnnnnnnnnnnrnvnvennnnnnnnnnnnnannarnnnnnnnnnnnne 7 3 1 2 Wiring JENTE arv peer 7 3 1 3 Light grids and light curtains 20 eee eee ee cece cece cece ee ee cece teeter teen eeeeeeeeees 7 3 2 General safety instructions rernnnnnnnnnnnnnnnnnnnnvnnnnennnnnnnnnnnnnnnnnnnnnnenennn 8 3 3 MITFA PFD and PFH sssssssssnunnnnnennnnnnnunnununnnnnnnnnnnnnnnnnnnnnnnn eres 8 Product Description sssssssunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnna 9 4 1 Operating Principles of the input channelS ssnsnsnanannnnnnnnnnnnnnnnnnnne 9 4 2 Connections and LED indicatiOnS rrnnannnnnnnnnvnvnvennnnnnnnnnnnnnnnnnnnnvnnn 10 4 3 Interface properties cicceccitiiecttiiveretieerndinrcimsdentonciemels 12 4 3 1 AS Interface auxiliary POWET rrrnnnnnnannonnnnnnna
6. _ VA SE 5 SE1 PWR e FAULT Supply 0 V 12 Shield FL Se al Y Supply 0 V D Supply 0 V AUX U j ke J ZH 1 Supply 24 V DC j a Shield Terminal Function Description 1 Supply 24V power supply 1 receiver 2 Supply OV power supply 1 receiver SE1 input signal 1 Supply OV power supply 1 receiver 5 SE2 input signal 2 182362 2014 11 10 FJ PEPPERL FUCHS VAA 2E G4 SE Product Description 6 Supply OV power supply 2 receiver 7 Supply 24V power supply 2 receiver 8 Supply 24V power supply 3 transmitter 9 Supply OV power supply 3 transmitter 10 Shield functional ground for transmitter 11 Shield functional ground for the module 12 Shield functional ground for receiver 13 Supply OV power supply 1 receiver 14 n c AS Interface yellow flat cable and auxiliary power U ayx black flat cable are connected using an appropriate mounting base sold separately ption fault indication LED red red AS Interface communication error and or module address is 0 PWR AS Interface power on LED green AUX auxiliary power Uayx LED green SE1 input channel 1 indicating run mode LED yellow SE2 input channel 2 indicating run mode LED yellow 182362 2014 11 FA PEPPERL FUCHS n 4 3 4 3 1 4 3 2 4 3 3 4 4 4 4 1 12 Interface properties AS Interface auxiliary power AS Interface and
7. auxiliary power Uayy are connected by using an appropriate mounting base sold separately The AS Interface connection is reverse polarity protected and the maximum available current is internally limited The auxiliary power connection is also protected against reverse polarity The module is protected against overloads on its ouputs by a self healing fuse Transmitter and receiver Transmitter and receiver are connected by spring terminals Every lead of the cable from the safety device must be connected to a terminal on the connection block This is necessary to prevent the occurrence of internal short circuits The power supply terminals may be used arbitrarily The two supply power connections on the terminal block inside the module are at the same potential and overload protected with respect to auxiliary power When auxiliary power is reversed the auxiliary power on the terminal block of the module is also reversed The inputs are designed to be power limiting and operate according to EN IEC 61496 1 and EN 61131 2 ESPE are permitted to generate test pulses on the module inputs The width and frequency of these test pulses are typically listed in the user manual or data sheet of the safety device Danger Positive test pulses must stay within the limits listed in the data sheet Shielding Terminals marked as Shield can be used as a feed through for ground connections and shields In order to be used as a shield one terminal
8. gnals These test signals are designed to determine short circuits between channels and between a channel and the supply power FA PEPPERL FUCHS i VAA 2E G4 SE Commissioning Commissioning 5 1 Configuration requirements for the safety monitor Organizational measures necessary for the configuration of the safety monitor are given in the safety monitor documentation 5 2 Installation Connecting the G4 series module to AS Interface and auxiliary power Uayx is accomplished by using the appropriate mounting base sold separately When using yellow AS Interface flat cables i e VAZ FK S YE and black U aux flat cable i e VAZ FK S BK the module is connected using either a U G1FF or U G1FFA mounting base Alternatively the mounting base U G1PP can be used with either round or flat cable During the installation the unit must to be kept free of dirt and humidity Put the screw fittings on the sensor actuator cable Cable bended ca 5 cm Connect the den insulated sensor actuator cable in sequence 342 1 Transmitter receiver and ground connections are connected via cage clamp terminals Refer to chapter 5 1 for more information 182362 2014 11 IG FSPEPPERL FUCHS VAA 2E G4 SE Commissioning 5 3 Module addressing The module can be addressed by using a handheld addressing device or the AS Interface master When using the handheld addressing device the AS Interface slave is simply inserted i
9. nto its head and then addressed The module is preset to address 0 and can be setto addresses 1 through 31 5 4 Functionality Test Functionality tests must be performed as a part of the installation Because the connected ESPE employ short circuit monitoring between channels additional short circuit testing of the cabling is not necessary 182362 2014 11 J PEPPERL FUCHS 4 VAA 2E G4 SE AS Interface safety module 6 AS Interface safety module The safety function of the module depends on the proper configuration of the safety monitor refer to the documentation of the AS Interface safety monitor Depending on application specific product standards regular functional tests may be necessary 182362 2014 11 16 FJ PEPPERL FUCHS VAA 2E G4 SE Certificates 7 Certificates Certified according to EN ISO 13849 1 EN IEC 61496 1 EN IEC 61508 and EN ISO 62061 182362 2014 11 J PEPPERL FUCHS Summary of the requirements for categories to EN 954 1 ISO 13849 1 Category Summary of requirements B The safety related parts of the machine control system and or their components must be designed constructed selected put together and combined to meet the requirements of the corresponding standards in such a manner as to be able to withstand anticipated effects 1 The requirements of B must be met Use of components and principles with proven safety related effectiveness 2 The requirements of B and the use of c
10. omponents and principles with proven safety related effectiveness must be satisfied The safety function s must be tested at appropriate intervals of time by the machine control system NOTE What is suitable depends on the application and the type of machine 3 The requirements of B and the use of components and principles with proven safety related effectiveness must be satisfied The control systems must be designed in such a manner that e an individual fault in the control system does not result in a loss of the safety function and e the individual fault is detected whenever it is practical to do soina reasonable manner 4 The requirements of B and the use of components and principles with proven safety related effectiveness must be satisfied The control systems must be designed in such a manner that e an individual fault in the control system does not result in a loss of the safety function and e the individual fault is detected during or before the next requirement for the safety function If this is not possible then it must not be possible for an accumulation of faults to result in loss of the safety function Important principle for System behaviour achieving safety If a fault occurs it may result in a loss of the safety function By selection of components As described for Category B but with higher safety related reliability of the safety function e The occurrence of a fault may resul
11. ositive supply Light grids and light curtains Safety systems must use ESPEs that satisfy EN IEC 61496 1 and offer short circuit protection between channels Type SLC and SLPCM light curtains devices with an integrated controller are recommended For application details refer to the user manuals of the connected safety devices The time limits for positive test pulses given in the data sheets must be observed VAA 2E G4 SE Safety 3 2 10 General safety instructions The module should only be used by trained operators according to these instructions Installation and maintenance of the module under power shall only be performed by trained electricians If malfunction of the module cannot be corrected it must be taken out of operation and safeguarded against being inadvertently put back into operation Repair work shall only be performed by the manufacturer Alterations of or on the device are prohibited and void any warranty claims The requirements for the installations of a housing in IP67 applications need to be checked before operating the device Note Plant management has the responsibility to comply with the requirements of local regulations MTTFd PFD and PFH In order to calculate the PFD probability of dangerous failure on demand of a safety related function it is crucial to consider the PFD values of all components used in this function Atlow demand rates the average PFD depends on the average
12. rnvrnnnnnnnnnnnnnnnnnnnnnnnenn 12 4 3 2 Transmitter and reCEeNeN L sumenamnssmnnsmvinvi ud duene 12 4 3 3 SNEIN eae a De eee ene er 12 4 4 MG cee eee ce ates ce sim et een vec cere ev cent scenes eee mecca 12 EE ER eee eee ce ere eee ne rer EE 12 44 2 Safety dassneatton un vnnnunism invite aka 13 4 4 3 Channel short circuit monitoring rrannnnnnnnnravnvrvnnnnnnarannannnnn vannene 13 COMMISSIONING sissien aaas 14 5 1 Configuration requirements for the safety monitor rrrnnnnnnvnvne 14 SINSEN 4 14 5 3 Module addressing wrsrnrnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnr 15 5 4 Functionality Bluser 15 AS Interface safety module nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnennnnvnnnnnnnunnenen 16 Cereales isss sasstetenenaudeadacacenisececarnenneccteieeeteacianence 17 FJ PEPPERL FUCHS VAA 2E G4 SE A Summary of the requirements for categories to EN 954 11150 13849 1 ois ccsiecstssanreccceccesccasseaccctseceessasentsesassaceds 18 FJ PEPPERL FUCHS VAA 2E G4 SE Declaration of Conformity 1 Declaration of Conformity All products were developed and manufactured under observance of the applicable European standards and guidelines Note A Declaration of Conformity can be requested from the manufacturer 10 The product manufacturer Pepperl Fuchs GmbH 68307 Mannheim has a certified quality assurance system that conforms to ISO 9001 IS09001 182362 2014 11 dPEPPERL FUCHS VAA 2E G4
13. t in a loss of the safety function between testing intervals e Loss of the safety function will be detected by the test By the structure e If the individual fault occurs the safety function still remains intact e Some but not all faults are detected e An accumulation of unknown faults may result in a loss of the safety function If errors occur the safety function still remains intact The fault is detected with sufficient time to prevent a loss of the safety function 1 The risk evaluation indicates whether the complete or partial loss of safety function s resulting from the occurrence of faults is acceptable FJ PEPPERL FUCHS 182362 2014 11 Worldwide Headquarters Pepperl Fuchs GmbH 68307 Mannheim Germany Tel 49 621 776 0 E mail info de pepperl fuchs com USA Headquarters Pepperl Fuchs Inc Twinsburg Ohio 44087 USA Tel 1 330 4253555 E mail salesQus pepperl fuchs com Asia Pacific Headquarters Pepperl Fuchs Pte Ltd Company Registration No 199003130E Singapore 139942 Tel 65 67799091 E mail sales sg pepperl fuchs com www pepperl fuchs com Subject to modifications Copyright PEPPERL FUCHS Printed in Germany L 4 FJ PEPPERL FUCHS SENSING YOUR NEEDS 182362 DOCT0862C 11 2014
14. when connecting a safety device If the safe state is initiated 4 bit code words with the value 0000 will be transmitted SE1 SE2 Pulse filter AS Interface DIO lez Chip Diag 5 N a p Du jt 3 g Code S Generator DI2 z Wan a Diag lt 2 mA me Ea t Strobe A gt Figure 4 1 Code generation The safety monitor goes into the safe state without reporting a malfunction as soon as the code word 0000 is received If one bit of a 4 bit code word differs from the expected code word the safety monitor actuates the safe state for the equipment and indicates a fault The two input channels are independent The safety monitor evaluates the synchronicity of two input signals depending on its configuration FAPEPPERL FUCHS VAA 2E G4 SE Product Description 7 Supply Supply ov jell Shield OSSD1 OSSD2 OV 24V Receiver Transmitter Shield OV 24V Functional ground FG Ground connection via cage clamp terminal 24 V DC 6 5 SE2 4 n c 3 SE1 2 1 Supply Supply 24V DC 0v Figure 4 2 example a light curtain with 2 outputs uses both channels of the module 4 2 Connections and LED indications AS Interface 6 Supply 0 V Ye as intertace Supply 24 V DC See
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