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AS-Interface safety monitor - Service, Support

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1. Figure 1 1 Safe and standard components in an AS Interface network Multiple AS Interface safety monitors can be used within an AS Interface system In this way a safe slave can be monitored by multiple AS Interface safety monitors AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 General Information 1 6 Brief description System expansion decentral safe AS Interface output slaves With the system expansion focused on the safe connection of decentral safe AS Interface output slaves acc to IEC 61508 SIL 3 additional device models with a safe AS Interface output are made available These models type 5 type 6 are used in the following appli cations 1 Safe integration and monitoring of AS Interface actuators or AS Interface actuator groups e g for enabling motor starters or valve units through the safe AS Interface output of the safety monitor Host IE G00000 Master Safe AS Interface output Safe AS Interface output i 31 sn w E i so AO O O EE e Safe AS Interface actuator group 1 Safe AS Interface actuator group 2 Safe slave address 31 Safe slave address 30 Standard A B slave address 15A 15B Standard A B slave address 17 18 19 Figure 1 2 Example Monitoring of 2 decentral AS Interface actuator groups Note An AS Interface safety monitor can only monitor one actuator group
2. Figure 3 1 Example 1 Calculation of the system reaction time Upon activation of safety light barrier S1 2 the relay safety output of safety monitor SM1 2 is controlled Calculation of the AS Interface relevant system reaction time tsystem total a tr s1 2 tr system 18 ms 40 ms 58 ms AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 27 Specifications 3 2 Safety relevant characteristic data System configuration example 2 SM1 1 SM1 2 St in B m 81 2 MASI 1 Figure 3 2 Example 2 Calculation of the system reaction time Upon locking of the EMERGENCY OFF switch S2 1 the motor starter is controlled via the safe AS Interface output of safety monitor SM2 1 Calculation of the AS Interface relevant system reaction time tsystem total b R 82 1 R system traz 1 100 ms 40 ms 50 ms 190 ms System configuration example 3 28 ASI 1 ASI 2 Figure 3 3 Example 3 Calculation of the system reaction time Upon locking of the EMERGENCY OFF switch S1 1 the relay output of safety monitor SM2 1 is controlled via the coupling of the safe AS Interface output of safety monitor SM1 1 Calculation of the AS Interface relevant system reaction time tsystem total c R 81 1 R system ASI1 R system as 2 100 ms 40 ms 40 ms 180
3. 20 0 0 c ec ee 62 11 6 What to do if you forget the password 0 cece eee 63 Diagnostics via AS Interface 00 eee eee eens 65 12 1 General procedure 2 2 eens 65 12 2 Telegrams noaten A the Be ead eee at Enh hn Bah da RP BEd ees 66 12 2 1 Diagnosis of AS Interface safety monitor 0 0 0 0 eee 66 12 2 2 Diagnosis of devices sorted according to OSSD 0 00 ee ee 69 12 2 3 Diagnosis of devices unsorted oooooocooo 71 12 3 Example Querying with diagnosis sorted according to OSSD 0 0 0 0 o 73 Apendix Selection and ordering datas wsi ruen ec eee teens 75 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Table of Figures Table of Figures Figure 1 1 Figure 1 2 Figure 1 3 Figure 3 1 Figure 3 2 Figure 3 3 Figure 3 4 Figure 4 1 Figure 4 2 Figure 4 3 Figure 4 4 Figure 5 1 Figure 5 2 Figure 6 1 Figure 6 2 Figure 7 1 Figure 7 2 Figure 7 3 Figure 7 4 Figure 8 1 Figure 8 2 Figure 9 1 Figure 12 1 Safe and standard components in an AS Interface network 2202000 cee 12 Example Monitoring of 2 decentral AS Interface actuator groups 13 Example Safe coupling of two AS Interface networks 0 0 000 ee 14 Example 1 Calculation of the system reaction time 0 0000 e eee ee 27 Example 2 Calculation of the system reaction time 0 0 00 c eee ee
4. With the appropriate configuration setting data calls 4 B return device diagnostic infor mation sorted according to output circuit Note Make sure that the correct diagnosis type is set for the AS Interface safety monitor in the Information about monitor and bus window of the ASIMON configuration software The values returned in calls 5 and 6 as well as 9 and A refer to the device diagnosis index in the configuration program and not to an AS Interface address Always execute data calls 4 7 and 8 B together in sequence for each device Sorted device diagnosis output circuit 1 If answer to data call 1 10X1 Data call Value Answer D3 DO Meaning 4 1011 OXXX XXX 0 no devices answers to data calls 5 7 not Number of devices relevant not green output XXX 1 6 number of devices in output circuit 1 circuit 1 XXX 7 number of devices is gt 6 in output circuit 1 Data call Value Answer Meaning D3 DO 5 1010 1HHH HHH 15 14 13 diagnosis index of device in output circuit 1 of Device address configuration HIGH output HHHLLL diagnosis index circuit 1 Data call Value Answer Meaning D3 DO 6 1001 OLLL LLL 12 11 10 diagnosis index of device in output circuit 1 of Device address configuration LOW output HHHLLL diagnosis index circuit 1 Data call Value Answer Meaning D3 DO 7 1000 Colour of
5. Caution without a safety alert symbol indicates that property damage can result if proper precautions are not taken Notice without a safety alert symbol indicates that property damage can result if proper precautions are not taken If more than one degree of danger is present the warning notice representing the highest degree of danger will be used A notice warning of injury to persons with a safety alert symbol may also include a warning relating to property damage Qualified Personnel The device system may only be set up and used in conjunction with this documentation Commissioning and operation of a device system may only be performed by qualified personnel Within the context of the safety notes in this documentation qualified persons are defined as persons who are authorized to commission ground and label devices systems and circuits in accordance with established safety practices and standards Prescribed Usage Note the following Warning This device may only be used for the applications described in the catalog or the technical description and only in connection with devices or components from other manufacturers which have been approved or recommended by Siemens Correct reliable operation of the product requires proper transport storage positioning and assembly as well as careful operation and maintenance Trademarks All names identified by are registered trademarks of the Siemens AG The remain
6. Data call Value Answer Meaning D3 DO 2 1101 0000 Green contacts of output circuit closed State of LEDs of 0001 AR Yellow startup restart disable active output circuit 1 0010 Yellow flashing or red contacts of output circuit open 0011 Red flashing error on level of the monitored AS Interface components 01XX Reserved Data call Value Answer Meaning D3 DO 3 1100 0000 Green contacts of output circuit closed State of LEDs of 0001 Re Yellow startup restart disable active output circuit 2 0010 Yellow flashing or red contacts of output circuit open 0011 Red flashing error on level of the monitored AS Interface components 01XX Reserved AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 67 Diagnostics via AS Interface 12 2 Telegrams Colour coding 68 Note The colour of a device corresponds to the colour of the virtual LEDs in the diagnostic view of the ASIMON configuration software A device which is not assigned to any output circuit is al ways shown in green Table 12 1 Colour coding Code CCC Colour Meaning D2 DO 000 green Device is in the ON state switched on continuous 001 green Device is in the ON state switched on but already in the flashing process of being switched to the OFF state e g switch off delay 010 yellow Device is
7. Data call 7 Colour Diagnosis index lt previous diagnosis index Diagnosis or Start Figure 12 1 Next device Example Querying with diagnosis sorted according to OSSD State of device LEDs Diagnosis Optional Y Data call 2 LEDs of circuit 1 Y Data call 3 LEDs of circuit 2 Diagnosis or Start Device diagnosis output circuit 2 Answer to 1 101X Data call 8 Number y Data call 9 Address HIGH Next device Y Data call A Address LOW yY Data call B Colour Diagnosis index lt previous diagnosis index Diagnosis or Start Querying with diagnosis sorted according to output circuit AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 73 74 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Apendix Selection and ordering data Version Order No Basic safety monitor With screw type terminals removable terminals One enabling circuit monitor type 1 e Two enabling circuits monitor type 2 Enhanced safety monitor With screw type terminals removable terminals One enabling circuit monitor type 3 e Two enabling circuits monitor type 4 Enhanced safety monitor with integrated safe slave With screw type terminals removable terminals e Two enabling circuits i
8. 333 1557 02 DS02 Electrical connection type 1 and type 3 5 2 Connection overview 5 2 Connection overview m u 1 READY 3 OFF FAULT 4 4 Ext PELV power supply unit with electrical isolation Figure 5 2 Connection overview of AS Interface safety monitor type 1 and type 3 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 37 38 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Electrical connection type 2 and type 4 Caution Work on electrical installations may only be carried out by qualified electricians 6 1 Terminal assignment Terminal arrangement 1 READY N Os 3 OFF FAULT Figure 6 1 Terminal arrangement block diagram of AS Interface safety monitor type 2 and type 4 O Power supply unit Control logic Control for output switching element 1 output circuit 1 Control for output switching element 2 output circuit 1 Control for output switching element 1 output circuit 2 0000 Control for output switching element 2 output circuit 2 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 39 Electrical connection type 2 and type 4 6 1 Terminal assignment Terminal assignment Table 6 1 Terminal assignment of AS Interface safety monitor type 2 and type 4 Terminal Si
9. AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 13 General Information 1 6 Brief description 2 Coupling of AS Interface networks for the safe transmission of the state of an AS Inter face safety monitor from one AS Interface network to another AS Interface network via the AS Interface using the function of the AS Interface safety monitor as a safe AS Interface input slave This can be used for example for the creation of hierarchal networks for the realisation of a system stop which functions across an AS Interface network or for the im plementation of a system restart from one location F AS Interface Network 1 Host double master AS Interface Network 2 nn Figure 1 3 Example Safe coupling of two AS Interface networks AS Interface safety monitor 14 Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 General Information 1 7 Different types of AS Interface safety monitors 1 7 Different types of AS Interface safety monitors The AS Interface safety monitor has been further developed and expanded in functionality since the start of production in 2001 The safety monitor is available in a total of 6 versions which differ with regard to the functions provided by the operating software and the initial configuration Note A detailed description of all of the functions for the AS Interface safety monitor device ver
10. ASIMON software If an internal error function is detected during protective operation of the AS Interface safety monitor the output switching elements are switched off immediately and without regard to any set delay times The AS Interface safety monitor then performs a self test again If the error no longer exists the AS Interface safety monitor returns to protective operation If the error still exists this state is error locked and can be exited only by switching the AS Interface safety monitor back on It is possible to switch to protective operation by sending the command start while in configuration operation from the ASIMON software e detecting a valid validated configuration in start up operation pressing the Service button for the second time when replacing a defective safe AS Inter face slave see chapter 11 4 Replacing defective safe AS Interface slaves AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Function and Commissioning 9 2 Display and operating elements 9 2 Display and operating elements The LED indicators on the front side of the AS Interface safety monitor provide information about the operating mode and the device state not used LED AS i 1 O AS i AS iS O LED AS iS 1 safe AS Interface output LED AS i 2 O J L O LED AS iS 2 safe AS Interface output O 0 Output circuit e dl D owns circuit 2 Al 3 3 OFF FAULT 38 l Figure 9 1 Overview o
11. Edition 09 2008 GWA 4NEB 333 1557 02 DS02 63 64 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Diagnostics via AS Interface 1 2 12 1 General procedure Note The assignment of an AS Interface slave address for the AS Interface safety monitor is a prerequisite for diagnosing the AS Interface safety monitor on the AS Interface master Using the AS Interface bus diagnosis of the AS Interface safety monitor and configured devices is possible from the AS Interface master normally a PLC with master module However to ensure reliable transmission and efficient evaluation of the diagnostic data a series of requirements must be satisfied e Relatively long telegram propagation times may occur particularly when using an addition al bus system between PLC and AS Interface Owing to the asynchronous transmission in the master in the case of two successive identical data calls the PLC may not necessarily know when the AS Interface safety monitor is responding to the new call Thus the answers to two successive different data calls should differ by at least one bit The diagnostic data must be consistent i e the status information sent by the AS Interface safety monitor must match the actual device states especially if the propagation time to the PLC is longer than the updating time in the AS Interface safety monitor approx 30 150 ms Whether a deactivated relay of an o
12. With the appropriate configuration setting data calls 4 B return unsorted device diagnos tic information for all devices Note Make sure that the correct diagnosis type is set for the AS Interface safety monitor in the Information about monitor and bus window of the ASIMON configuration software The values returned in calls 5 and 6 as well as 9 and A refer to the device diagnosis index in the configuration program and not to an AS Interface address Always execute data calls 4 7 and 8 B together in sequence for each device Unsorted device diagnosis all devices If answer to data call 1 1001 1010 or 1011 Data call Value Answer D3 DO Meaning 4 1011 OXXX XXX 0 no devices answers to data calls 5 7 not Number of devices relevant not green XXX 1 6 number of devices not green continuous XXX 7 number of devices not green is gt 6 for colours see Table on page 68 Data call Value Answer Meaning D3 DO 5 1010 1HHH HHH 15 14 13 diagnosis index of device of configuration Device address HHHLLL diagnosis index HIGH Data call Value Answer Meaning D3 DO 6 1001 OLLL LLL 12 11 10 diagnosis index of device of configuration Device address HHHLLL diagnosis index LOW Data call Value Answer Meaning D3 DO 7 1000 1CCC CCC colour see Table on page 68 Colour of device Data
13. call Value Answer Meaning D3 DO 8 0111 OXXX not used AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 71 Diagnostics via AS Interface 12 2 Telegrams 72 Data call Value Answer D3 DO Meaning 9 0110 1HHH HHH 15 14 13 diagnosis index of device of configuration Device address HHHLLL diagnosis index HIGH Data call Value Answer Meaning D3 DO A 0101 OLLL LLL 12 11 10 diagnosis index of device of configuration Device address HHHLLL diagnosis index LOW Data call Value Answer Meaning D3 DO B 0100 10XX XX 00 device from pre processing Assignment to out XX 01 device from output circuit 1 put circuit XX 10 device from output circuit 2 XX 11 device from both output circuits Note Data calls C 0011 to F 0000 are reserved AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Diagnostics via AS Interface 12 3 Example Querying with diagnosis sorted according to OSSD 12 3 State of output circuits operating mode Data call 0 State Answer to 0 0X00 Data call 1 Freeze query Answer to 1 1X00 Diagnosis Device diagnosis output circuit 1 Diagnosis Answer to 1 10X1 Data call 4 Number Data call 5 Address HIGH Data call 6 Address LOW
14. cvrc eee 20 223 Areas of application a E E E E tenes 20 2 3 Organisational Measures 1 o 21 3 Specifications i secenario ri Sele A ee EEE Od eRe ERG nee Renee 23 3 1 General technical data 2 00 bi eek eee be boned ede ee eee ete 23 3 2 Safety relevant characteristic data 2 1 0 nee 26 3 3 Dimensioned drawings ssaa aaaea eee ete 29 3 4 Scope OFdelIVErY achat een genta eta atch eo ag oe a sey Past ieee OUR Pee Eee 29 4 Mounting eere rivenne aetna A ARR eH ee taal ane Pe aU eee See ee 31 4 1 Mounting in the switching cabinet suasanana 31 5 Electrical connection type 1 and type 3 1 cc eee eee 35 5 1 Terminal ASSiGnMent4i0 2 400 4 2 ira iia 35 5 2 Connection OVa View sretao mae ea dat Bee Yate he Stee eae ee ae 37 6 Electrical connection type 2 and type 4 0 cece eee eee eee 39 6 1 Terminal assignment o 39 6 2 Connection overview se sista nee bee ee eee eee ee en be bebe deb beeen 41 7 Electrical connection type 5 and type 6 21 cc ee eee eee eee 43 7 1 Terminal assignment oo 43 7 2 Connection overview perses s ore ddaa eee 45 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 5 Table of Contents 10 11 12 7 2 1 Connection for actuator monitoring 1 0 0 ee eee 46 7 2 2 Connection for coupling to another AS Interface network 0 0 cee eee 47 Electrical Connection of All TypeS 0 cect teen eee 49 8
15. determines whether exactly one slave is missing This is noted in the error memory of the AS Interface safety monitor The AS Inter face safety monitor switches to configuration operation The second time the Service button is pressed the code sequence of the new slave is read in and checked for correctness If the code sequence is OK the AS Interface safety monitor returns to protective operation Notice After replacing the defective safe slaves make certain to check the new slaves for correct function AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 61 Status Display Errors and Error Rectification 11 5 Replacing a defective AS Interface safety monitor 11 5 Replacing a defective AS Interface safety monitor Requirements If an AS Interface safety monitor is defective and must be replaced the replacement device does not necessarily need to be reconfigured using the ASIMON software It is possible in stead to transfer the configuration from the defective device to the replacement device using the download cable optional accessory Adownload cable must be available see accessories in chapter 3 4 e The replacement device must not have a valid configuration stored in its configuration memory Note If an AS Interface safety monitor which was previously used somewhere else is now to be used as a replacement device you must replace the existing old configuration w
16. is indicated by the red flashing LED OFF FAULT on the AS Inter face safety monitor see chapter 9 2 Display and operating elements Note A more exact diagnosis of the error is possible via the configuration interface using the ASIMON software see software manual Troubleshooting tips Table 11 1 Troubleshooting tips Error Possible cause Remedy LED AS i 1 No AS Interface supply Check line connections is off Check AS Interface power supply unit LED AS i 2 Communication on the Check line connections illuminates red AS Interface bus is faulty Check AS Interface master LED AS iS 1 No AS Interface supply Check line connections is off Check AS Interface power supply unit LED AS iS 2 Communication on the Check line connections illuminates red AS Interface bus is faulty Check AS Interface master LED 3 OFF Error on level of the moni Perform diagnostics with ASIMON FAULT tored AS Interface compo If necessary replace defective AS Interface flashes red nents components LEDs 1 3 Internal device error Note down the error numbers displayed by simultaneously flashing rapidly ASIMON in the error message window and contact the manufacturer AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 59 Status Display Errors and Error Rectification 11 3 Error release with the Service button 11 3 Error release with the Service button An error
17. locked safety monitor red LED 3 OFF FAULT flashes can be released by pressing the Service button The device with the error is reset when the button is pressed A start test must be performed on this device after the reset Note Pressing the Service button is acknowledged by a one time brief illumination of all device LEDs 11 4 Replacing defective safe AS Interface slaves 11 4 1 Replacing a defective safe AS Interface slave If a safe AS Interface slave is defective it is possible to replace it without a PC and without reconfiguring the AS Interface safety monitor by using the Service button on the AS Interface safety monitor Notice Actuation force for the Service button max 1N Note When the Service button is pressed the safety monitor switches from protective operation to configuration operation The output circuits are therefore deactivated in all cases Pressing the Service button is acknowledged by a one time brief illumination of all device LEDs Proceed as follows 1 Disconnect the defective AS Interface slave from the AS Interface line 2 Press the Service button for approx 1 second on all AS Interface safety monitors which use the defective safe AS Interface slave Connect the new safe AS Interface slave to the AS Interface line Press the Service button again for approx 1 second on all AS Interface safety monitors which use the replaced safe AS Interface slave The first time th
18. material Polyamide PA 66 Weight Type 1 and type 3 approx 350 g Type 5 approx 420 g Type 2 type 4 and type 6 approx 450 g Mounting Snap on mounting on top hat rail acc to EN 50022 ees eae 0 8 1 2 Nm 95 6 mm PZ2 7 10 3 LB IN 10 1 x 0 5 4 0 mm 2 x 0 5 2 5 mm SUE 1 x 0 5 2 5 mm CE 2x 0 5 1 5 mm AWG 2x20 14 Table 3 4 Configuration Interface Configuration Interface RS 232 9600 baud no parity 1 start bit 1 stop bit 8 data bits Table 3 5 Inputs and outputs Inputs and outputs Start input Optical coupling input high active input current approx 10 mA at 24 V DC External device monitoring circuit input Optical coupling input high active input current approx 10 mA bei 24 V DC Message output safety on 1 PNP transistor output 200 mA short circuit and polarity reversal protection Safety output Potential free make contact max contact load 1 A DC 13 at 24 V DC 3 A AC 15 at 230 V AC Continuous thermal current max Type 1 type 3 and type 5 max total current for all output switching elements 6 A i e output circuit 1 3 A per output switching element Type 2 type 4 and type 6 max total current for all output switching elements 8A i e output circuit 1 3 A per output switching element output circuit 2 1 A per output switching element or output circuit 1 2 A per
19. ms AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Specifications 3 3 Dimensioned drawings 3 3 Dimensioned drawings Figure 3 4 Dimensions 3 4 Scope of delivery The basic unit consists of AS Interface safety monitor type 1 type 2 type 3 type 4 type 5 or type 6 The following accessories are available Configuration interface cable RJ45 SubD 9 pin for the PC safety monitor connection Software CD with ASIMON communication software for Microsoft Windows 9x Me NT 2000 XP Vista operating manual in PDF format Adobe Acrobat Reader Version 4 x or newer is required for viewing the files e Operating manual Download cable RJ45 RJ45 for the safety monitor safety monitor connection Device front cover for protection and sealing AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 29 30 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Mounting 4 4 1 Mounting in the switching cabinet The AS Interface safety monitor is mounted on 35mm standard rails acc to DIN EN 50022 in the switching cabinet Caution The housing of the AS Interface safety monitor is not suitable for open wall mounting Provide a protective housing in all cases when the device is not mounted in the switching cabinet Figure 4 1 Mounting To mount position the
20. output switching element output circuit 2 2 A per output switching element B10 value with ohmic load acc to EN 61810 2 At max contact load 2 10 At 1 4 max contact load 4 10 At o max contact load 2 5 108 Safeguarding External with max 4 A slow blow Overvoltage category 3 for rated operating voltage 300 VAC acc to VDE 0110 part 1 1 The Safety on message output is not relevant to safety 24 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Specifications 3 1 General technical data Table 3 6 Environmental data Environmental data Operating temperature 20 60 C Storage temperature 30 70 C Protection class IP20 only suitable for use in electrical operating rooms switching cabinets with minimum protection class IP54 Caution The AS Interface power supply unit for supplying the AS Interface components must demon strate safe mains separation acc to IEC 60742 PELV and the ability to bridge short term mains failures of up to 20 ms The power supply unit for 24V supply must also demonstrate safe mains separation acc to IEC 60742 PELV and the ability to bridge short term mains failures of up to 20 ms Note The safety monitor has been tested for interference free operation acc to EN 61000 4 2 with 8 kV air discharging The air discharging value of 15 kV stipulated by EN 61496 1 is not
21. 1 AS Interface bus connection 0 000 eet eee eee 49 8 2 Senal interface s s sve So aa eS deed ae ho aoa oi ater eel apie hae Ea 50 Function and Commissioning 00 cece eee eee eee eee eee eens 51 9 1 Function and operating modes 0 0 eee 51 9 1 1 Start Up Operations 24 wire A A whe BE RA ae ot Be An 51 9 1 2 Configuration operation 00 eee 52 9 1 3 Protective Operation cocos goku swiss aides die anette ana Fb ane Sb ede Sagi Bch BAS A a OR E 52 9 2 Display and operating elements 0 000 53 9 3 Switching on the device rik esanai ea e ENA eee be eee bee eee ee bee eee 54 9 4 Device configuration and parameterisation 0 00 cece 54 9 5 Technical safety documentation for the application 2000 e eee eee 55 Maintenance 2 22 22 csceee dee eevee eee ede ee A 57 10 1 Checking for safe shutdOWn ereot 0 ee eee 57 Status Display Errors and Error Rectification 0 eee 59 11 1 Status display on the device error diagnosis on the PC 0 0 0 59 11 2 Troubleshooting tipS er tredd eiaa ba i ee ee ee ee 59 11 3 Error release with the Service button 0 0 0c tee 60 11 4 Replacing defective safe AS Interface slaves 0 cee eee 60 11 4 1 Replacing a defective safe AS Interface Slave 0 0 cee 60 11 4 2 Replacing several defective safe AS Interface slaves 0 oooooo oooooooonocc 61 11 5 Replacing a defective AS Interface safety monitor
22. 28 Example 3 Calculation of the system reaction time 00 0 c eee eee 28 DIMENSIONS cuco ponte coar pra shad sine aa cic A ear A 29 MOUNTING a5 genesis 2 te airs ectpte Beh E Wadd daa haat ate Be hE eae ee ins 31 Removable connection terminals 0 000 e eet ete 32 Removing and mounting encoded connection terminals 0200000 eee eee 32 Mounting accessories for sealing the device 0 0 0 cee eee 33 Terminal arrangement block diagram of AS Interface safety monitor type 1 andtype3 35 Connection overview of AS Interface safety monitor type 1 and type 3 37 Terminal arrangement block diagram of AS Interface safety monitor type 2 andtype4 39 Connection overview of AS Interface safety monitor type 2 and type 4 41 Terminal arrangement block diagram of AS Interface safety monitor type 5 and type 6 43 Connection overview of AS Interface safety monitor type 5 and type 6 45 Connection of the terminals of the safe AS Interface output for actuator monitoring 46 Connection of the terminals of the safe AS Interface output for network coupling 47 AS Interface cable variants oooocooocco nananana nanana 49 Location of the RS 232C configuration interface 0 0 eee ee 50 Overview of device LEDS enecki aai t a tenes 53 Querying with diagnosis sorted according to output circuit asana aaaea 73 AS Interface safe
23. AS Interface Safety Monitor Basic Enhanced Enhanced with integrated safety slave Operating Instructions 09 2008 AS Interface SIEMENS SIEMENS AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DSO2 General Information 1 Safety Notices 2 Specifications 3 Mounting 4 Electrical connection 5 type 1 and type 3 Electrical connection 6 type 2 and type 4 Electrical connection 7 type 5 and type 6 Electrical Connection 8 of All Types Function and 9 Commissioning Maintenance 1 0 Status Display Errors 41 and Error Rectification Diagnostics via 12 AS Interface Apendix Selection and ordering data Safety Guidelines This manual contains notices you have to observe in order to ensure your personal safety as well as to prevent damage to property The notices referring to your personal safety are highlighted in the manual by a safety alert symbol notices referring only to property damage have no safety alert symbol These notices shown below are graded according to the degree of danger Danger indicates that death or severe personal injury will result if proper precautions are not taken Warning indicates that death or severe personal injury may result if proper precautions are not taken Caution with a safety alert symbol indicates that minor personal injury can result if proper precautions are not taken
24. AS Interface safety monitor a distinction is made between 3 operating modes e Start up operation e Configuration operation e Protective operation 9 1 1 Start up operation After switching on the microcontrollers in the AS Interface safety monitor first perform a sys tem test of the hardware and internal software If an internal device error is detected the other device initialisation processes are stopped and the output switching elements remain switched off If all internal tests are completed successfully the AS Interface safety monitor checks whether a valid validated configuration is stored in the internal configuration memory If yes this configuration is loaded the necessary data structures assembled and the device switches to protective operation Depending on the configuration the output switching ele ments are then switched on or remain switched off If either no configuration or a faulty configuration is detected in the configuration memory the device switches to configuration operation The output switching elements remain switched off AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 51 Function and Commissioning 9 1 Function and operating modes 9 1 2 9 1 3 52 Configuration operation In configuration operation of the AS Interface safety monitor a command processing module is activated which communicates via the serial configuration interface with the A
25. FAULT pS flashing rapidly error message can be queried by means of ASIMON o software per output circuit A a IG Note Pressing the Service button is acknowledged by a one time brief illumination of all device LEDs Notice Actuation force for the Service button max 1N 9 3 Switching on the device As soon as the supply voltage is present at the device the internal system test begins This operating status is indicated by the switching on of all LEDs installed in the device see chapter 9 1 1 Start up operation 9 4 Device configuration and parameterisation For the device configuration and parameterisation you require the software program ASIMON The ASIMON software is responsible for the following tasks e Configuring the AS Interface safety monitor Documentation of the device configuration e Commissioning the AS Interface safety monitor Diagnosis of the AS Interface safety monitor Note The description of the ASIMON program can be found in the separate software manual Configuration operation chapter 9 1 2 is indicated by sequential illumination of LEDs 1 3 of the output circuit 1 AS Interface safety monitor 54 Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Function and Commissioning 9 5 Technical safety documentation for the application Proceed as follows e Install the program on your PC Apply the supply voltage to the AS Interface safety monitor Note We
26. Interface safety monitor The safety monitor is used commercially in machines and systems in which the standard AS In terface bus functions as the local bus Thus by using the safety monitor as a bus subscriber existing AS Interface bus configurations can be expanded easily and safety elements with cor responding AS Interface safety at work interface easily integrated If a safety component does not have an AS Interface safety at work interface a so called coupling module can be used to make the connection Existing AS Interface master and AS Interface power supply units can continue to be used There are no branch specific restrictions Several of the primary areas of application are listed here Machine tools Expanded machining machines with multiple control elements and safety sensors for wood and metal applications e Printing and paper processing machines cutting machines e Packaging machines single and as part of a system Food processing equipment e Piece and bulk material transport systems e Machinery in the rubber and plastics industry Assembly machines and manipulators AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Safety Notices 2 3 Documentation 2 3 Organisational measures Organisational measures All entries in this operating manual must be heeded in particular those in the sections Safety Notices and Commissioning Keep this operat
27. S Interface safety monitor via the download cable RJ45 RJ45 and press the Service button The AS Interface safety monitor restarts LED test and the configuration is transferred During transfer the 1 READY yellow LED illuminates When the 1 READY yellow LED goes out transfer has concluded Disconnect the two AS Interface safety monitors from one another and press the Service button again AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Status Display Errors and Error Rectification 11 6 What to do if you forget the password The AS Interface safety monitor restarts and now operates with the transferred configura tion Notice After replacing a defective AS Interface safety monitor make certain to check the new AS In terface safety monitor for proper function 11 6 What to do if you forget the password Notice Only the responsible safety officer is permitted to retrieve a lost password in the way described below If you have lost the password for your configuration proceed as follows 1 Find the valid configuration log printout or file of the AS Interface safety monitor for which you no longer have a password In the configuration log find a four digit code in line 10 Monitor Section Validated If the configuration log is unavailable and the AS Interface safety monitor is not to be switched to configuration operation connect the AS Interface sa
28. SIMON soft ware installed on the PC notebook see the ASIMON AS Interface safety monitor configura tion software for Microsoft Windows manual Data transmission is monitored for transmission errors and if necessary repeated It is possible to switch to configuration operation by e sending the password protected command stop while in protective operation from the ASIMON software Configured shutdown delay times are to be taken into account here e sending the command stop while in protective operation from the ASIMON software with out entering a password This is only possible if there is no communication on the AS Inter face line You can ensure that this is the case by for example directly disconnecting the AS Interface line from the monitor e detecting a missing or faulty configuration in start up operation e pressing the Service button for the first time when replacing a defective safe AS Interface slave see chapter 11 4 Replacing defective safe AS Interface slaves Protective operation Protective operation is the normal operating mode of the AS Interface safety monitor In this mode the output switching elements are activated and deactivated depending on the operating state of the monitored safe AS Interface slaves and configured functional components In protective operation the AS Interface safety monitor continuously transmits diagnostic data via the serial configuration interface This data is processed by the
29. ay Relay safe AS Interface output Note Device versions of operating software 3 0 are backwards compatible with device versions of operating software 1 1 2 0 and 2 1 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 18 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Safety Notices 2 2 1 Safety standard The AS Interface safety monitor has been designed manufactured tested and presented for prototype design testing in accordance with the safety standards applicable at the time of test ing The safety requirements specified by SIL 3 acc to IEC 61508 specified by category 4 acc to EN 954 1 and specified by category 4 PL e acc to EN ISO 13849 1 are fulfilled by all devices Note A detailed list of failure probability values PFD values can be found in chapter 3 2 Following a risk analysis you may use the AS Interface safety monitor in accordance with its Safety Category 4 as a disconnecting protective device for securing danger areas 2 2 Intended use 2 2 1 Application requirements The AS Interface safety monitor has been designed as a disconnecting protective device for securing danger areas on power driven working materials Caution The protection of personnel and the device cannot be guaranteed if the device is operated in a manner not corresponding to its intended use Cautio
30. d for communication between PC and device and is permanently set to a baud rate of 9600 baud The interface is provided on the AS Interface safety monitor as an RJ45 socket A matching interface cable with 9 pin subD connector is available as an accessory Caution Use only the optional interface cable The use of other cables may lead to functional distur bances or damage to the connected AS Interface safety monitor Configuration interface RS 232C 50 RJ45 socket of the RS 232C configuration interface Figure 8 2 Location of the RS 232C configuration interface AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Function and Commissioning 9 The configuration and commissioning of the AS Interface safety monitor is performed using a PC notebook with the ASIMON configuration software Note The description of the ASIMON software and the commissioning of the AS Interface safety monitor can be found in the ASIMON AS Interface safety monitor configuration software for Microsoft Windows manual The software manual is an important part of the operating manual for the AS Interface safety monitor Configuration and commissioning of the AS Interface safety monitor is not possible without the ASIMON software Configuration may be performed only by a safety officer All commands relevant to safety are protected by a password 9 1 Function and operating modes With the
31. device output circuit 1 1CCC CCC colour see Table on page 68 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 69 Diagnostics via AS Interface 12 2 Telegrams Sorted device diagnosis output circuit 2 70 If answer to data call 1 101X Data call Value Answer D3 DO Meaning 8 0111 OXXX XXX 0 no devices answers to data calls 5 7 not Number of devices relevant not green output XXX 1 6 number of devices in output circuit 2 circuit 2 XXX 7 number of devices is gt 6 in output circuit 2 Data call Value Answer Meaning D3 DO 9 0110 1HHH HHH 15 14 13 diagnosis index of device in output circuit 2 of Device address configuration HIGH output HHHLLL diagnosis index circuit 2 Data call Value Answer Meaning D3 DO B 0100 Colour of device output circuit 2 1CCC A 0101 OLLL LLL 12 11 10 diagnosis index of device in output circuit 2 of Device address configuration LOW output HHHLLL diagnosis index circuit 2 Data call Value Answer Meaning D3 DO CCC colour see Table on page 68 Note Data calls C 0011 to F 0000 are reserved AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Diagnostics via AS Interface 12 2 3 Diagnosis of devices unsorted 12 2 Telegrams
32. device on the upper edge of the standard rail and then snap it onto the bottom edge To remove firmly press the device against the upper rail guide and lift out Caution When drilling above the device cover the AS Interface safety monitor No particles no metal shavings in particular should be allowed to penetrate into the housing through ventilation openings as they may cause a short circuit To prevent malfunctions it is recommended that the operating temperature of the AS Interface safety monitor specified in the technical data for switching cabinet installation be maintained It is recommended that a minimum spacing of 10mm be maintained between multiple safety monitors and other switching cabinet components AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 31 Mounting 4 1 Mounting in the switching cabinet Removable connection terminals The AS Interface safety monitor contains encoded removable connection terminals A B C D in figure 4 2 Figure 4 2 Removable connection terminals To remove the encoded connection terminals push back the safety spring a and pull the ter minals out towards the front figure 4 3 When mounting the connection terminals must audi bly lock into place Figure 4 3 Removing and mounting encoded connection terminals AS Interface safety monitor 32 Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Mounting 4 1 M
33. e Service button is pressed the monitor determines whether exactly one slave is missing This is noted in the error memory of the AS Interface safety monitor The AS Inter face safety monitor switches to configuration operation The second time the Service button is pressed the code sequence of the new slave is read in and checked for correctness If the code sequence is OK the AS Interface safety monitor returns to protective operation Notice After replacing a defective safe slave make certain to check the new slave for correct function AS Interface safety monitor 60 Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Status Display Errors and Error Rectification 11 4 Replacing defective safe AS Interface slaves 11 4 2 Replacing several defective safe AS Interface slaves If more than one safe AS Interface slave on an AS Interface branch is defective the devices must be replaced in the following way Note When the Service button is pressed the safety monitor switches from protective operation to configuration operation The output circuits are therefore deactivated in all cases Pressing the Service button is acknowledged by a one time brief illumination of all device LEDs Notice Actuation force for the Service button max 1N 1 Disconnect all defective AS Interface slaves from the AS Interface line Connect all new already addressed safe AS Interface slaves except one to the AS I
34. e data call changes from 0 to 1 the data set is stored in the AS Interface safety monitor Bit D3 in the answer however remains reset until the process is concluded As a result the PLC thinks it has received answers to data call 0 If D3 is set a consistent data set exists If with the bit D3 set the answer from the AS Interface safety monitor signals deactivation of an output circuit detailed diagnostic information can now be queried in the stored state with the specific data calls 2 B Depending on the setting in the configuration of the AS Inter face safety monitor data calls 4 B return device diagnostic information sorted according to output circuit see section 12 2 2 or unsorted see section 12 2 3 Note If the AS Interface safety monitor is in configuration operation it is not possible to query the detailed diagnostic information using the data calls 2 B A fresh data call 0 cancels the stored state again 12 2 Telegrams 12 2 1 Diagnosis of AS Interface safety monitor State of output circuits operating mode 66 Note The alternate sending of data calls 0 and 1 is essential for consistent data transmission Diagnostic procedure on page 65 The binary values of the data calls relate to the AS Interface level and may possibly be inverted at PLC level Data call Value Answer Meaning D3 DO 0 1111 0000 SProtective operation every
35. er supply unit Control logic Control for output switching element 1 6000 Control for output switching element 2 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 35 Electrical connection type 1 and type 3 5 1 Terminal assignment Terminal assignment 36 Table 5 1 Terminal assignment of AS Interface safety monitor type 1 and type 3 Terminal Signal description AS i Connection at the AS Interface bus AS i L 24 V DC supply voltage M GND reference ground FE Functional earth 1 Y1 EDM 1 input of external device monitoring circuit 1 Y2 Start 1 start input 1 131 Lente Output switching element 1 1 14 23 Output switching element 2 1 24 1 32 Message output safety on 1 Safeguard according to technical data Note The connection of the earth lead to terminal FE is not necessary if terminal M is connected to earth in the direct vicinity of the device Caution The AS Interface power supply unit for supplying the AS Interface components must demon strate safe mains separation acc to IEC 60742 and the ability to bridge short term mains fail ures of up to 20 ms The power supply unit for 24 V supply must also demonstrate safe mains separation acc to IEC 60742 and the ability to bridge short term mains failures of up to 20 ms AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB
36. es electrical equipment for machines Part 1 general requirements EN 60947 5 1 2005 02 Low voltage switchgear and controlgear Part 5 1 control devic es and switching elements electromechanical control devices EN 61496 1 2005 01 Non contact safety guards e IEC 61508 1 7 2000 Functional safety of electric electronic programmable electronic sys tems with safety function 1 4 Definition of terms Output switching element safety output of the AS Interface safety monitor Element activated by the logic of the monitor which is able to safely switch off the downstream control elements The output switching element may switch to or remain in the ON state only when all components are functioning as intended Output circuit Consists of the two logically connected output switching elements OSSD The safe AS Interface components and functional components assigned to an output circuit They are responsible for releasing the machine element which generates the hazardous move ment Integrated slave Component in which sensor and or actuator functions are grouped together with the slave to form a unit Configuration operation Operating state of the safety monitor in which the configuration is loaded and checked Master Component for data transmission which controls the logical and temporal behaviour on the AS Interface line External device monitoring circuit contactor monitoring The external device monitoring circu
37. f device LEDs Meanings of the LED indicators in protective operation LED Colour Meaning T off no supply AS i 1 a green AS Interface supply present continuous O normal operation T ff operati AS i 2 red communication error o d t continuous O no supply O ff I AS iS 1 a green AS Interface supply present continuous O normal operation T ff operati AS iS 2 E red communication error o d t continuous qo off ellow start up restart disable active 1 READY o yell tart up restart disabl ti per output circuit continuous a yellow external test necessary acknowledgement delay 2 gt flashing before start up active O off contacts of the output switching element open 2 ON reen contacts of the output switching element closed a g p g per output circuit continuous a green delay time runs in event of Stop Category 1 eps flashing 3 OFF FAULT off contacts of the output switching element closed O per output circuit a red contacts of the output switching element open continuous F red error on level of the monitored AS Interface es flashing components AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 53 Function and Commissioning 9 3 Switching on the device LED Colour Meaning NIK 1 READY e 20N lt E simultaneously internal device error 3 OFF
38. fety monitor for which you no longer have a password to the PC and start the ASIMON software Select a neutral configuration and start the diagnostic function in ASIMON with Monitor gt Diagnose Now wait until the current configuration appears on the screen This can take up to five minutes Open the Information about monitor and bus window menu item Edit gt Information about monitor and bus In the Title tab you will again find the four digit code in the Download time window area 2 Contact the technical support department of your supplier and state the four digit code 3 Amaster password can be generated from this code This password allows you to access to the stored configuration again 4 Use the master password to stop the AS Interface safety monitor and to enter a new user password To do so select Change password in the Monitor menu of the ASIMON configuration software Notice Please note that accessing the configuration stored in the AS Interface safety monitor can af fect the reliability of the system Changes to validated configurations should only be made by authorised personnel All changes must be made in accordance with the instructions given in the user manual supplied with the ASIMON configuration software Note If no valid configuration has yet been stored in the AS Interface safety monitor the default password SIMON is valid AS Interface safety monitor Operating Instructions
39. gnal description AS i Connection at the AS Interface bus AS i L 24 V DC supply voltage M GND reference ground FE Functional earth 1 Y1 EDM 1 input of external device monitoring circuit output circuit 1 1 Y2 Start 1 start input output circuit 1 1 13 Eon ant Output switching element 1 output circuit 1 1 14 1 23 1 hc sea Output switching element 2 output circuit 1 1 24 1 32 Message output 1 Safety on output circuit 1 2 Y1 EDM 2 input of external device monitoring circuit output circuit 2 2 Y2 Start 2 start input output circuit 2 2 13 ae van Output switching element 1 output circuit 2 2 14 2 23 1 ext Saat Output switching element 2 output circuit 2 2 24 2 32 Message output 2 Safety on output circuit 2 1 Safeguard according to technical data Note The connection of the earth lead to terminal FE is not necessary if terminal M is connected to earth in the direct vicinity of the device Caution The AS Interface power supply unit for supplying the AS Interface components must demon strate safe mains separation acc to IEC 60742 and the ability to bridge short term mains fail ures of up to 20 ms The power supply unit for 24V supply must also demonstrate safe mains separation acc to IEC 60742 and the ability to bridge short term mains failures of up to 20 ms AS Interface safety monitor 40 Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Electrical connect
40. ing manual in a safe place It should be accessible at all times Safety regulations Observe the locally applicable legal regulations and the rules of the employer s liability insurance association Qualified personnel Repair Disposal Mounting commissioning and maintenance of the device may only be carried out by qualified personnel Work on electrical installations may only be carried out by qualified electricians Settings and changes of the device configuration via PC and ASIMON configuration software must only be performed by an authorised safety officer The password for changing a device configuration is to be held under lock and key by the safety officer Repairs in particular the opening of the housing may only be carried out by the manufacturer or a person authorised by the manufacturer Note Electrical scrap is a special waste product Observe the local regulations regarding disposal of the product The AS Interface safety monitor contains no batteries of any type which would need to be removed prior to disposal of the product AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 21 22 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Specifications 3 1 General technical data Table 3 1 Electrical data Electrical data Operating voltage U 24 V DC 15 Residual ripple l
41. ing trademarks in this publication may be trademarks whose use by third parties for their own purposes could violate the rights of the owner Disclaimer of Liability We have reviewed the contents of this publication to ensure consistency with the hardware and software described Since variance cannot be precluded entirely we cannot guarantee full consistency However the information in this publication is reviewed regularly and any necessary corrections are included in subsequent editions Siemens AG Order No GWA 4NEB 333 1557 02 DSO2 Copyright Siemens AG 2006 Automation and Drives Edition 09 2008 Technical data subject to change Postfach 48 48 90437 NURNBERG GERMANY Table of Contents 1 General Information sss n eere A ee Le ee A Bee ee ida 9 1 1 Explanation Of SYMDO S 0 a ele a a ba hates ae a as Rae ae 9 1 2 Declaration of Conformity ek e ene 9 1 3 Standards aeri rrr eek A ig orga at hoe BOSE meena crea A di hence a eee 10 1 4 Definition of tems ti A A A ee eas 10 1 5 ADDV IONS at a a de ai 11 1 6 Brief description sro 2 2 ea A A a Ea at 12 1 7 Different types of AS Interface safety monitors 0 0 ssassn aaaea 15 2 Safety Notices ooo Sawa e Ee ewe ae a NARREN Gea AT Raw eNO Saeed Ene caret ds 19 2 1 Safety Standard zarie e E a Pad ds a atada waved ii 19 2 2 intended USE A Ge Pe da ee eve 19 2 2 1 Application requirements sea 225 44 an nee a ae Rat ee Pah aR ea ea ee eae 19 2 2 2 Residual risks EN 292 1 s
42. ion documentation of the software manual Sign the final configuration log to be performed by the safety officer File the log together with the other technical safety documentation for your application ma chine documentation and store in a safe location AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 55 56 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Maintenance 1 0 10 1 Checking for safe shutdown The proper function of the AS Interface safety monitor within the system to be secured i e the safe shutdown following the triggering of an assigned safe sensor or switch is to be checked at least annually by the safety officer Notice This is to be performed by activating each safe AS Interface slave at least once per year and visually inspecting the switching behaviour of the output circuits of the AS Interface safety monitor Notice The specified PFD and PFHp values refer to a maximum switch on time of 12 months and a maximum lifespan of 20 years acc to EN ISO 13849 1 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 57 58 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Status Display Errors and Error Rectification Status display on the device error diagnosis on the PC An internal or external error
43. ion type 2 and type 4 6 2 Connection overview 6 2 Connection overview die MPAA OOOEES m U m U 1 71 21 Ext PELV power supply unit with electrical isolation Figure 6 2 Connection overview of AS Interface safety monitor type 2 and type 4 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 41 42 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Electrical connection type 5 and type 6 Caution Work on electrical installations may only be carried out by qualified electricians 7 1 Terminal Terminal arrangement assignment Figure 7 1 Power supply unit O Control logic Control for output switching element 1 output circuit 1 O Control for output switching element 2 output circuit 1 Type 6 only O Control for output switching element 1 output circuit 2 Control for output switching element 2 output circuit 2 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Terminal arrangement block diagram of AS Interface safety monitor type 5 and type 6 43 Electrical connection type 5 and type 6 7 1 Terminal assignment Terminal assignment 44 Table 7 1 Terminal assignment of AS Interface safety monitor type 5 and type 6 Ter
44. it allows the switching function of the contactors connect ed to the AS Interface safety monitor to be monitored AS Interface safety monitor 10 Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 General Information 1 5 Abbreviations Safety output See output switching element Safe input slave Slave which reads in the safe ON or OFF state of the connected sensor or command device and transmits it to the master or safety monitor Safe slave Slave for connecting safe sensors actuators and other devices Safety monitor Component which monitors the safe slaves and the correct function of the network Slave Component for data transmission the master cyclically addresses this component by its address Only then does it generate an answer Standard slave Slave for connecting non safe sensors actuators and other devices Synchronisation time The maximum permissible temporal offset between the occurrence of two events which are dependent on one another 1 5 Abbreviations AS Interface Actuator Sensor Interface AOPD Active Optoelectronic Protective Device CRC Cyclic Redundancy Check 1 0 Input Output EDM External Device Monitoring EMC Electromagnetic compatibility ESD Electrostatic Discharge PELV Protective Extra Low Voltage PFD Probability of Failure on Demand PLC Programmable Logic Control AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 11 Ge
45. ith a new configu ration which however you should not validate AS Interface safety monitor version lt V2 12 Proceed as follows e Disconnect the defective AS Interface safety monitor from the supply Use the download cable RJ45 RJ45 to connect the defective device to the replacement device e Apply the supply voltage to the replacement device e The configuration of the defective device is now automatically transferred to the replace ment device Active transmission is indicated by the continuous illumination of the yellow READY LED Conclusion of a successful transmission is indicated by the continuous illumination of the yellow READY LED and the green ON LED e Disconnect the new AS Interface safety monitor from the supply and disconnect the down load cable from both devices The replacement device can now directly be used in the place of the defective device AS Interface safety monitors version gt V2 12 62 Proceed as follows e Disconnect the defective AS Interface safety monitor from the supply and uninstall it Install the new AS Interface safety monitor and connect it connections L M and FE as well as AS i and AS i as well as additional connections as necessary e Switch on the supply voltage for the new AS Interface safety monitor The AS Interface safety monitor enters configuration operation e Connect the defective AS Interface safety monitor which is not connected to voltage to the new A
46. k by means of delay time now optionally available with stop category 1 for the first OSSD Expansion of the output device door lock by means of zero speed relay and delay time now optionally available with stop category 1 for the first OSSD New start device activation via standard slave level sensitive New start device activation via monitor input level sensitive e New monitoring device operational switching by means of monitor input Expansion of monitoring device double channel dependent with debouncing for local acknowledgement and startup test Expansion of monitoring device double channel independent for local acknowledgement and startup test Incremental teaching of the code sequences Device index assignment Display of inverted icon when standard slave is inverted Number of simulated slaves can be selected e Signalling of relay outputs and message outputs via the AS Interface Output configuration Device types type 1 and type 3 one switchable output circuit Device types type 2 and type 4 two separately switchable output circuits Features of device versions Table 1 2 Features of device versions type 1 type 4 Function range Basic Enhanced Type 1 Type 3 Number of output circuits 2E di 2 Type 2 Type 4 Note Device versions of operating software 2 1 are backwards compatible with device versions of operating software 1 1 and 2 0 AS Interface safety monito
47. minal Signal description AS i Connection at the AS Interface bus AS i AS iS Safe AS Interface output for actuator monitoring or coupling of another AS Interface AS iS network L 24 V DC supply voltage M GND reference ground FE Functional earth 1 Y1 EDM 1 input of external device monitoring circuit output circuit 1 1 Y2 Start 1 start input output circuit 1 1 13 1 ne ar Output switching element 1 output circuit 1 1 14 1 23 one A Output switching element 2 output circuit 1 1 24 1 32 Message output 1 Safety on output circuit 1 2 Y1 EDM 2 input of external device monitoring circuit output circuit 2 2 Y2 Start 2 start input output circuit 2 2 13 1 bar nor Output switching element 1 output circuit 2 type 6 only 2 14 2 23 1 ne as Output switching element 2 output circuit 2 type 6 only 2 24 2 32 Message output 2 Safety on output circuit 2 1 Safeguard according to technical data Note The connection of the earth lead to terminal FE is not necessary if terminal M is connected to earth in the direct vicinity of the device Notice The AS Interface power supply unit for supplying the AS Interface components must demon strate safe mains separation acc to IEC 60742 and the ability to bridge short term mains fail ures of up to 20 ms The power supply unit for 24V supply must also demonstrate safe mains separation acc to IEC 60742 and the ability to bridge short term mains fail
48. n Access and changes to the device except where expressly described in this operating manual are not authorised AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 19 Safety Notices 2 2 Intended use 2 2 2 Residual risks EN 292 1 The wiring suggestions shown in this manual have been tested with utmost care The relevant standards and regulations are adhered to if the shown components and appropriate wiring are used Residual risks remain if the suggested wiring concept is not adhered to and as a result the connected safety relevant components or protective devices are not or are inadequately integrated into the safety circuit e relevant safety regulations specified for the operation adjustment and maintenance of the machine are not adhered to by the operator Here the inspection and maintenance inter vals for the machine should be strictly adhered to 2 2 3 Areas of application 20 When used as intended the AS Interface safety monitor allows the operation of sensor con trolled systems for the protection of persons and other protective components up to and includ ing Category 4 acc to EN 954 1 and EN ISO 13849 1 PLe The safety monitor also performs the mandatory emergency shutdown function for all non hand operated machines Stop Category 0 or 1 the dynamic monitoring of the restart function and the contactor control function Examples for the use of the AS
49. ncluding control of a safe AS i output safe coupling monitor type 6 Screw terminal 3RK1 105 1AE04 0CA0 3RK1 105 1BE04 0CA0 3RK1 105 1AE04 2CA0 3RK1 105 1BE04 2CA0 3RK1 105 1BE04 4CA0 Basic safety monitor With spring loaded terminal removable terminals e One enabling circuit monitor type 1 e Two enabling circuits monitor type 2 Enhanced safety monitor With spring loaded terminal removable terminals One enabling circuit monitor type 3 e Two enabling circuits monitor type 4 Enhanced safety monitor with integrated safe slave With spring loaded terminal removable terminals e Two enabling circuits including control of a safe AS i output safe coupling monitor type 6 Spring loaded termina 3RK1 105 1AG04 0CA0 3RK1 105 1BG04 0CA0 3RK1 105 1AG04 2CA0 3RK1 105 1BG04 2CA0 3RK1 105 1BG04 4CA0 Configuration Software ASIMON V3 ASlsafe CD 3RK1 802 2FB06 0GA1 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 01 DS02 75 76 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 01 DS02 Siemens AG Subject to change without prior notice Industry Sector Postfach 48 48 Siemens AG 2008 90026 NURNBERG GERMANY www siemens com as interface
50. neral Information 1 6 Brief description 1 6 12 Brief description The actuator sensor interface AS Interface has established itself as a system for networking primarily binary sensors and actuators at the lowest level of the automation hierarchy The high number of installed systems the ease of use and the reliable operating behaviour also make the AS Interface interesting in the area of machine safety The safe AS Interface system is intended for safety applications up to Category 4 in accord ance with EN 954 1 and EN ISO 13849 1 PLe Mixed operation of standard components and safe components is possible The AS Interface safety monitor monitors within an AS Interface system the safe slaves which have been assigned according to the configuration specified by the user with the configuration software Depending on the device model up to two dependent or independent OSSDs each with external device monitoring circuit are available In the event of a stop request or a defect the AS Interface safety monitor safely switches off the system in protective operation mode with a maximum reaction time of 40 ms Standard PLC with standard AS Interface iji Safety Safet master Standard monitor Safety emergency arcy Pa module shutdown switches AS Interface power supply OLILIILS unit LL EES Safety position switch Protective photo electric sensor d DELLS j 4 Standard module
51. ng Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Electrical connection type 5 and type 6 7 2 Connection overview 7 2 2 Connection for coupling to another AS Interface network AS Interface network 1 AS Interface brown AS Interface blue Coupled AS Interface network 2 AS Interface brown AS Interface blue OOO 114 124 FE 214 22 999009 eeeeee Figure 7 4 Connection of the terminals of the safe AS Interface output for network coupling AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 47 48 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Electrical Connection of All Types Caution Work on electrical installations may only be carried out by qualified electricians Unused terminals must remain unoccupied and must not be used for other functions 8 1 AS Interface bus connection Blue Brown Blue Brown AS Interface AS Interface AS Interface AS Interface Yellow AS Interface ribbon cable Two conductor AS Interface round cable recommended flexible power cable HO5VV F2x1 5 acc to DIN VDE 0281 Figure 8 1 AS Interface cable variants AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 49 Electrical Connection of All Types 8 2 Serial interface 8 2 Serial interface The serial RS 232C interface CONFIG is use
52. nterface line Auto_Address does not function in this case 2 Activate all newly connected slaves so that no code sequences are sent by the slave actuate emergency shutdown open door break light barrier etc Note The error detection function integrated in the monitor only accepts a new slave if point 2 is fully observed 3 Press the Service button for approx one second on all AS Interface safety monitors which used the defective safe AS Interface slaves 4 Connect the last missing and already addressed slave to the AS Interface line 5 Press the Service button for approx one second on all AS Interface safety monitors which used the defective safe AS Interface slaves 6 Disconnect one of the replaced and not yet taught AS Interface slaves from the AS Inter face line 7 Press the Service button for approx one second on all AS Interface safety monitors which used the defective safe AS Interface slaves 8 Reconnect the previously disconnected AS Interface slave to the AS Interface line 9 Activate the newly connected slave The code sequence is now transmitted to the AS Inter face safety monitor and stored there 10 Press the Service button for approx one second on all AS Interface safety monitors which used the defective safe AS Interface slaves 11 Repeat the procedure from step 6 onwards until all replaced AS Interface slaves have been taught The first time the Service button is pressed the monitor
53. ounting in the switching cabinet Mounting accessories As the AS Interface safety monitor is a safety component it is possible to protect the device from unauthorised access by sealing the CONFIG configuration interface and the Service button Included in the delivery contents for the device is a transparent cover with safety hook through which you can pass a lead sealing wire or thread when the device is in its mounted state see figure 4 4 You must break the safety hook off the cover before using Figure 4 4 Mounting accessories for sealing the device Notice The transparent cover with safety hook should always be used as they provide good protection against electrostatic discharges ESD and the penetration of foreign bodies into the CONFIG socket of the AS Interface safety monitor configuration interface The sealing wire is not included in the delivery contents AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 33 34 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Electrical connection type 1 and type 3 5 Caution Work on electrical installations may only be carried out by qualified electricians 5 1 Terminal assignment Terminal arrangement block diagram 1 READY 2 ON 3 OFF FAULT CONFIG 299000 Figure 5 1 Terminal arrangement block diagram of AS Interface safety monitor type 1 and type 3 Pow
54. r 16 Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 General Information 1 7 Different types of AS Interface safety monitors New features with operating software version 3 0 In addition to the previous device types type 1 type 4 also supported are two new device types of version 3 type 5 and type 6 of the AS Interface safety monitor with safe AS Inter face output The following new features are included in version 3 0 of the operating software for the AS In terface safety monitor Support of safe AS Interface transmission for controlling safe AS Interface actuators Coupling of multiple safe AS Interface networks through the function of the safety monitor as a safe input slave only for new device types with safe AS Interface output Monitoring device Double channel dependent with filtering Manual entry of the code sequences for safe AS Interface slaves Availability of the standard out bit of the master for the safe slaves and the slaves simulated by the safety monitor for operational switching tasks acknowledgements enabling unlocking etc Output configuration Device types type 5 and type 6 Features of device versions Table 1 3 Features of device versions type 5 and type 6 two separately switchable output circuits Number of output circuits Function range Enhanced Output circuit 1 Output circuit 2 Type 5 Relay Safe AS Interface output Type 6 Rel
55. ready but is still waiting for another condition continuous e g local acknowledgement or start button 011 yellow Time condition exceeded action must be repeated e g flashing synchronisation time exceeded 100 red Device is in the OFF state switched off continuous 101 red The error lock is active release by means of one of the flashing following actions e Acknowledge with the service button Power OFF ON AS Interface bus OFF ON 110 grey No communication with the AS Interface slave off Note During proper protective operation there are also devices which are not in the green state When searching for the cause of a shutdown the device with the lowest device index is the most important Others may just be subsequent effects example when the emergency shut down button is pressed the start device and timer are also in the OFF state By appropriately programming the functional component in the PLC the user can be guided to the primary cause of the error Detailed knowledge of the configuration and the function of the AS Interface safety monitor are necessary for the interpretation of additional information Because the device numbers can be shifted if the configuration is changed we recommend using the diagnosis index assignment AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Diagnostics via AS Interface 12 2 Telegrams Diagnosis of devices sorted according to OSSD
56. recommend that before the user inserts the configuration cable into the safety monitor he perform a discharge earthing at a suitable location Use the interface cable RJ45 SubD 9 pin to connect the PC to the AS Interface safety monitor see chapter 2 1 2 Connection between the AS Interface safety monitor and the PC of the software manual Configure the AS Interface safety monitor and put it into operation as described in the soft ware manual e The AS Interface safety monitor is ready for operation following commissioning Notice Before commissioning the device you must adapt the device configuration to your application To do this configure the AS Interface safety monitor as described in the software manual in such a way that the given danger area is protected by the device 9 5 Technical safety documentation for the application Notice The validated configuration log signed by the safety officer must be filed with the safety docu mentation of the user application Note The detailed description of the technical safety documentation for the configuration of your ap plication can be found in the separate software manual Proceed as follows e Create the AS Interface safety monitor configuration for your application e Validate the configuration to be performed by the safety officer Print out the final configuration log and optionally the configuration overview see chapter 5 8 Configurat
57. rele vant for the safety monitor as the safety monitor is installed in a system which is contained ei ther in a protective housing or a switching cabinet and the monitor can be accessed only by trained personnel Nevertheless we recommend that before the user inserts the configuration cable into the safety monitor he perform a discharge earthing at a suitable location AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 25 Specifications 3 2 Safety relevant characteristic data 3 2 Safety relevant characteristic data 26 Table 3 7 Safety relevant characteristic data Characteristic data Value Standard Safety category 4 EN 954 1 Safety category 4 EN ISO 13849 1 Performance Level PL e Safety Integrated Level SIL 3 IEC 61508 Lifespan TM in years 20 EN ISO 13849 1 Maximum switch on time in months 12 IEC 61508 PFD for types 1 2 3 4 6 1 10 IEC 61508 PFD for types 5 6 7 2 10 EN 62061 PFHp 9 1 10 9 IEC 61508 probability of a dangerous failure per hour EN 62061 Max system reaction time 2 in milliseconds 40 IEC 61508 1 The specified PFD and PFHp values refer to the maximum switch on time of 12 months and a maximum lifespan of 20 years acc to EN ISO 13849 1 2 Regarding the system reaction time Notice In addition to the system reaction time of max 40 ms the reaction times of the safe AS Inter face sensor
58. sions listed in the following can be found in the user manual supplied with the ASIMON configuration software Versions of the operating software version 2 0 The Basic and Enhanced function ranges differ as follows Table 1 1 Basic and Enhanced function ranges Basic Enhanced Number of functional components at logic level 32 48 OR gates inputs 2 6 AND gates inputs no 6 Safe time function switch on and switch off delay no yes Function button no yes Safety guard module with debouncing no yes Safety guard with lock no yes Deactivation of functional devices yes yes Reset of error condition yes yes Diagnosis stop yes yes Support of A B technology for non safe slaves yes yes New functional components flip flop pulse on pos edge etc no yes Dummy device NOP yes yes Note Device versions of operating software 2 0 are backwards compatible with device versions of the first version of the operating software 1 1 with the Basic function range AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 General Information 1 7 Different types of AS Interface safety monitors New features with operating software version 2 1 The following new features are included in version 2 1 of the operating software for the AS In terface safety monitor e New monitoring device zero sequence detection Expansion of the output device door loc
59. slave of the sensor being used for monitoring of the safe AS Interface actuator slave and of the actuator used for this purpose must still be added Please note that additional reaction times may likewise arise through the configuration of the safety monitor Note Refer to the technical data for the slaves as well as to that for the sensors and actuators for the reaction times to be added Notice The system reaction times of the daisy chained AS Interface components are added up AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Specifications 3 2 Safety relevant characteristic data System reaction times example calculations System components ASI1 AS Interface network 1 ASI2 AS Interface network 2 S1 1 Safe sensor slave EMERGENCY OFF switch tr 54 1 100 ms 1 2 Safe sensor slave safety light barrier tr s1 2 18 ms S2 1 Safe sensor slave EMERGENCY OFF switch tr s2 14 100 ms A2 1 Safe actuator slave motor starter tr 12 4 50 ms SM1 1 Safety monitor type 5 with one relay output and one safe AS Interface output in AS Interface network 1 SM1 2 Safety monitor type 1 with one relay output in AS Interface network 1 SM2 1 Safety monitor type 5 with one relay output and one safe AS Interface output in AS Interface network 2 System configuration example 1 SM1 1 SM1 2 IO ise mye A2 1 ASI 2
60. t 15 Rated operating current Type 1 and type 3 150 mA Type 2 type 4 and type 5 200 mA Type 6 250 mA Peak switch on current 1 All types 600 mA Reaction time 2 safety relevant lt 40 ms Delay before start up lt 10s 1 Simultaneous switch on of all relays the current for the message outputs is not taken into consideration 2 Attention Please observe the notices for calculating the reaction times in chapter 3 2 Table 3 2 AS Interface data AS Interface data AS Interface profile Monitor 7 F AS Interface voltage range 18 5 31 6 V AS Interface current consumption lt 45 mA Number of devices per AS Interface branch In a fully configured AS Interface network with 31 used standard addresses it is possible to additionally install a maximum of four safety monitors without address If fewer than 31 standard addresses are used an additional moni tor can be installed for each standard address that is not used If additional subscribers are installed without address e g earth fault monitoring modules the number of installable safety moni tors is reduced accordingly If repeaters are used this applies for each segment AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 23 Specifications 3 1 General technical data Table 3 3 Mechanical data Mechanical data Dimensions W x H x D 45 mm x 105 mm x 120 mm Housing
61. thing OK State of monitor unavailable unconfigured or dependent output circuits are dis played as Ok 0001 Protective operation output circuit 1 off 0010 Protective operation output circuit 2 off 0011 Protective operation both output circuits off 0100 Configuration operation Power On 0101 Configuration operation 0110 Reserved not defined 0111 Configuration operation fatal device error RESET or device exchange required 1XXX No up to date diagnostic information available please wait AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Diagnostics via AS Interface 12 2 Telegrams Data call Value Answer Meaning D3 DO 1 1110 1000 Protective operation everything OK Store diagnostic unavailable unconfigured or dependent output circuits are information state displayed as OK of monitor 1001 Protective operation output circuit 1 off 1010 Protective operation output circuit 2 off 1011 Protective operation both output circuits off 1100 Configuration operation Power On 1101 Configuration operation 1110 Reserved not defined 1111 Configuration operation fatal device error RESET or device exchange required State of device LEDs Data calls 2 and 3 return a simplified indication of the output circuit LEDs see chapter 9 2 on the AS Interface safety monitor If answer to data call 1 10XX
62. ty monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 7 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 General Information 1 1 1 Explanation of symbols The symbols used in this operating manual are explained below Note This symbol indicates text which contains important information 1 2 Declaration of Conformity The AS Interface safety monitor has been developed and manufactured in accordance with the applicable European standards and directives Note The corresponding Declaration of Conformity and prototype test certificate can be found at the end of this operating manual The manufacturer of the product possesses a certified quality assurance system in accordance with ISO 9001 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 9 General Information 1 3 Standards 1 3 Standards Draft Fundamentals for the testing and certification of Bus systems for the transmission of safety relevant messages EN 954 1 1996 Safety of machines safety related elements of control systems EN ISO 13849 1 2007 07 Safety of machines safety related elements of control sys tems Part 1 General principles for design EN 50295 1999 10 Low voltage switching devices control system and device interfaces actuator sensor interface AS Interface EN 60204 1 2006 06 Safety of machin
63. ures of up to 20 ms Notice Make absolutely certain that terminals AS iS and AS iS of the safe AS Interface output are properly connected acc to chapter 7 2 1 or chapter 7 2 2 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 Electrical connection type 5 and type 6 7 2 Connection overview 7 2 Connection overview tial J Woow ee ye OO E ae K3 1 READY 2 ON 3 OFF FAULT N i AYA JA Ext PELV power supply unit with electrical isolation Figure 7 2 Connection overview of AS Interface safety monitor type 5 and type 6 Note With AS Interface safety monitor type 5 the inputs for contactor monitoring 2 Y1 and start 2 Y2 as well as message output 2 32 are present in spite of the missing output switching elements for output circuit 2 AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 45 Electrical connection type 5 and type 6 7 2 Connection overview 7 2 1 46 Connection for actuator monitoring Notice Terminal AS iS must be connected to AS i and AS iS must be connected to AS i of the same AS Interface safety monitor AS Interface network AS Interface brown AS Interface blue Figure 7 3 Connection of the terminals of the safe AS Interface output for actuator monitoring AS Interface safety monitor Operati
64. utput circuit represents the normal state depends on the operating mode of the AS Interface safety monitor The diagnostics in the PLC should only be called in the event of a deviation from the normal state The diagnostic procedure described below satisfies these requirements and should therefore always be followed Diagnostic procedure The PLC always queries the AS Interface safety monitor alternately with two data calls 0 and 1 These data calls return the basic information state of the output circuits protective config uration operation to allow a diagnosis The AS Interface safety monitor answers the two calls with the same user data 3 bit D2 DO Bit D3 is a control bit similar but not identical to a toggle bit D3 is 0 for all even data calls 0 D3 is 1 for all odd data calls 1 This enables the PLC to detect whether the answer has changed Data calls 0 and 1 return the answer X000 if the normal state exists protective operation everything OK For devices with only one output circuit and with two dependent output circuits output circuit 2 is always marked as OK With two independent output circuits an unconfigured circuit is also marked as OK In order to be able to interpret what is OK and what is not OK the user must be familiar with his configuration AS Interface safety monitor Operating Instructions Edition 09 2008 GWA 4NEB 333 1557 02 DS02 65 Diagnostics via AS Interface 12 2 Telegrams If th

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