SAFETY AT WORK
VAA-2E2A-KE1-S/E2, VAA-2E2A-KE1P-S/E2
Original Operating Instructions
FACTORY AUTOMATION
MANUAL
Page 1: ...SAFETY AT WORK VAA 2E2A KE1 S E2 VAA 2E2A KE1P S E2 Original Operating Instructions FACTORY AUTOMATION MANUAL...
Page 2: ...very 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 recen...
Page 3: ...E2 and VAA 2E2A KE1P S E2 7 2 3 Peripheral Requirements 8 2 4 Connections and Displays 8 2 5 Interfaces and Connections 9 2 5 1 AS Interface Auxiliary Energy 9 2 5 2 Inputs 10 2 5 3 Outputs 10 3 Commi...
Page 4: ...2 Category 2 18 6 3 Category 3 18 6 4 Category 4 21 7 Appendix B 24 7 1 Summary of the Requirements for Categories in Accordance with EN 954 1 ISO 13849 1 24 7 2 Certificates 25 7 3 Probability of Fai...
Page 5: ...laration of conformity Attestation of conformity Certificates Control drawings Instruction manual Other documents 1 2 Manufacturer 1 3 Target Group Personnel Responsibility for planning assembly commi...
Page 6: ...es are displayed in descending order as follows Informative Symbols Action This symbol indicates a paragraph with instructions You are prompted to perform an action or a sequence of actions Danger Thi...
Page 7: ...puts A dual channel mechanical switch can be connected to the two safety related inputs or a single channel mechanical switch can be connected to each input The outputs are conventional electronic out...
Page 8: ...AS Interface Transmission system specification version 2 01 dated 05 12 2000 To evaluate a safety related function in accordance with a safety standard all components found in the function must be eva...
Page 9: ...and VAZ FK S BK for auxiliary energy Designation Description S1 Mechanical switch 1 S1 Mechanical switch 1 S2 Mechanical switch 2 S2 Mechanical switch 2 Designation Description O1 Output 1 O 1 Output...
Page 10: ...nitoring The inputs are monitored for inter crossed circuits The crossed circuit monitoring function is able to detect low resistance crossed circuits between the two inputs caused by a metallic conne...
Page 11: ...de 1 X X 0 0 0 0 Outputs independend of inputs X X 1 1 1 1 0 0 0 X X 1 1 Open switch at the input sets the corresponding output 1 1 0 0 0 0 When the switches are closed on the input the master control...
Page 12: ...Only tested and certified power supplies with safe isolation may be used to supply power These power supplies must have PELV voltage in accordance with EN 50295 IEC 62026 2 and a minimum MTBF of 50 y...
Page 13: ...a fault message 3 Stop the interruption on the input on the connected mechanical switch or on the cable 4 Enable the input on the safety monitor 3 6 Operating Mode Activating operating modes for the i...
Page 14: ...30863 2019 04 14 VAA 2E2A KE1 S E2 VAA 2E2A KE1P S E2 Maintenance and Repair 4 Maintenance and Repair 4 1 Maintenance and repair Regular function tests may be necessary depending on the safety categor...
Page 15: ...lt indication LED red Red communication fault or address is 0 Red flashing output voltage overload PWR LED AS Interface voltage green LED AUX LED Ext auxiliary voltage UAUX green LED IN LED Switching...
Page 16: ...oof Number type 2 conventional electronic outputs PNP Power supply From external auxiliary voltage UAUX Current 0 5 A per output Voltage UAUX 0 5 V Profile S 7 B IO code 7 ID code B ID1 code F ID2 cod...
Page 17: ...ional safety EN ISO 13849 1 2015 up to PL e IEC 61508 2010 and IEC 62061 2005 A2 2015 up to SIL 3 Standards NFPA 79 2002 Ambient temperature 25 C 50 C 13 F 122 F Storage temperature 25 C 85 C 13 F 185...
Page 18: ...plication Connecting two independent mechanical position switches of Category 2 Figure 6 1 6 3 Category 3 The occurrence of a fault must not lead to the loss of the safety function Connection of two d...
Page 19: ...ss the switches cannot be excluded both channels are needed to achieve a category 3 safety function Figure 6 4 The following function blocks can be parameterized to achieve safety category 3 in this a...
Page 20: ...f faults must not lead to the loss of the safety function Example 1 Connection of a dual channel mechanical position switch To detect a dangerous accumulation of faults the safety function must be tes...
Page 21: ...ust be adapted to the application Figure 6 6 The following function blocks can be parameterized to achieve safety category 4 in this application during operation of the AS Interface safety module on a...
Page 22: ...r their components must be designed constructed selected assembled and combined in accordance with the applicable standards such that they can withstand the expected influences If a fault occurs it ca...
Page 23: ...tected When an individual fault occurs the safety function is always maintained Some but not all faults are detected An accumulation of undetected faults can lead to the loss of the safety function 4...
Page 24: ...se of dual channel applications the AS Interface safe input module does not significantly contribute to the PFD or PFH probability of dangerous failure per hour of the overall system The PFD and PFH v...
Page 25: ...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 sales us pepperl fuchs com Asia Pacif...
