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Fé G 5 PFçFö - jpma-net.or.jp

6 .. PLr . SRP/CS ISO 13849-1 .. PL r .. 4 SF SRP/CS . SF . SRP/CS PL .. MTTFd DCavg CCF. 5.. PLr .. : SRP/CS PL .. SRP/CS 5 PL . PL PFH: Probability of a Dangerous Failure per Hour . PL.. SRP/CS .. 37. : .. PFH . (PL) 1/h a 10-5 10-4. b 3 x 10-6 10-5. c 10-6 3 x 10-6. d 10-7 10-6. e 10-8 10-7. PL 2 ISO 13849-1 .. SRP/CS .. SRP/CS.. CS .. SRP/CS. SRP/CS1 SRP/CS 2 SRP/CS3.. : SRP/CS . 38. CS Control System SRP/CS .. SRP/CS . SRP/CS .. ISO 12100-1 . SRP/CS .. 4 .. 7 . V- . SRP/CS .. SRP/CS . SPR/CS .. SRP/CS . PLC .. 39.. / .. ISO 1 2100-1 .. ISO 1 2100-1.

38 表6.1: パフォーマンスレベルと故障率 a-構築されたpl をこの2 つの側面から科学的に適切に評価できるようにするため、iso 13849-1 では

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Transcription of Fé G 5 PFçFö - jpma-net.or.jp

1 6 .. PLr . SRP/CS ISO 13849-1 .. PL r .. 4 SF SRP/CS . SF . SRP/CS PL .. MTTFd DCavg CCF. 5.. PLr .. : SRP/CS PL .. SRP/CS 5 PL . PL PFH: Probability of a Dangerous Failure per Hour . PL.. SRP/CS .. 37. : .. PFH . (PL) 1/h a 10-5 10-4. b 3 x 10-6 10-5. c 10-6 3 x 10-6. d 10-7 10-6. e 10-8 10-7. PL 2 ISO 13849-1 .. SRP/CS .. SRP/CS.. CS .. SRP/CS. SRP/CS1 SRP/CS 2 SRP/CS3.. : SRP/CS . 38. CS Control System SRP/CS .. SRP/CS . SRP/CS .. ISO 12100-1 . SRP/CS .. 4 .. 7 . V- . SRP/CS .. SRP/CS . SPR/CS .. SRP/CS . PLC .. 39.. / .. ISO 1 2100-1 .. ISO 1 2100-1.

2 V- . SF .. SF . PL PLr . SF SRP/CS .. SRP/CS PL ( C 6 . MTTFd DCavg CCF . SF .. PL PLr ? .. ? C .. ? .. PL: ? - . -MTTFd SF ? -DC. -CCF . - . - .. / . 6 . 7 . : SRP/CS . 40. SPR/CS ISO 13849-1 .. 1 . SRP/CS SRP/CS . SRP/CS .. SRP/CS . SPR/CS . : . 1 .. 2 .. 3 PLr .. 41. : . 4 .. 5 SRP/CS . SRP/CS .. SRP/CS .. 42. : . MTTFd DCavg .. 20 . IP . EMC- . IP=International Protection EMC=Electromagnetic . Compatibility .. SRP/CS .. SRP/CS . 1 . SRP/CS .. ISO 13849-1 11 . SRP/CS 10 .. 42 2009 12 29 2006/42/EC 8 .. 43. : 2006/42/EC A . 1.. a) .. i) . ii) .. EC.

3 EC . b) .. SRP/CS .. ISO 13849-1 2 PL . 44.. C . G ISO 13849-2 .. ISO 13849-1 G .. 7 .. SRP/CS PL 1 .. / .. / .. / .. : G . 45.. BGIA .. CCF .. CCF . 2 3 4 CCF . G . G . CCF .. 1 .. G .. SRP/CS .. SRP/CS .. PLr . S F P .. 2 . ISO 13849-2 .. 46.. 8 .. 3 .. ISO 13849-2 .. SRASW .. PLC . 1.. OR .. 47.. 98/37/EC I .. SRP/CS .. SRP/CS SRP/CS . HVBG . 22 . ISO 13849-1 . SRP/CS . BGIA . 2006 10 BG BGI 5048-1 BGI 5048-2. 23 .. VDI/VDE 3850 24 . 48.. PL .. ISO 13849-1 .. PL 1985 . BGIA .. 2 3 .. 3 . 2 . PL 3 . ISO 13849-1 .. 49. EN 954-1 . ISO 13849-1 5 ISO.

4 13849-1 MTTFd DCavg . CCF 5.. 1 .. PL . 5 .. 1 . SRP/CS .. SRP/CS .. PL . MTTFd DCavg CCF . B . B 1 .. 1 . B . 2 3 4 . 2 . TE . 2 . 3 4 . 4 . 3 4 .. 50. : 3 . CDavg CCF. MTTFd SRP/CS . B .. B . 1 .. B .. B . 2 F .. B . 3 F .. B . 4 F .. DCavg .. 51.. C . 3 4 . 2 . 2 .. B. SRP/CS .. C .. B .. B . MTTFd .. DCavg . CCF . B PL . b . 52. B .. B 1 .. 1. 1 SRP/CS B .. C . 2 .. PLC . ASIC .. 0 . MTTFd PL .. MTTFd .. 53. 1 MTTFd . B DCavg CCF . 1 . MTTFd B . 1 PL c . 1 B .. 2. 2 SRP/CS B .. 2 MTTFd DCavg . I L O . TE OTE MTTFd MTTFd . DCavg CCF . F . 54.. 2.

5 2 .. PL .. MTTFd MTTFd E .. 100 . 90% . DCavg . 2 PL d .. 3. 3 SRP/CS B .. 55. MTTFd .. DCavg CCF .. 2 .. 3 2 . 3 .. 2 .. : 3 .. 4. 4 SRP/CS B .. 2 .. 56.. MTTFd DCavg CCF .. 3 MTTFd DCavg 4 . 3 DCavg .. : 4 .. 1 .. 1 ISO. 13849-1 1 3 .. 1 PL .. 57.. MTTFd MTTd . FMEA .. 3 4 . 2 MTTFd . MTTFd CCF.. 25 .. : ;. I1 O1 1 . I2 L O2 2 . 2 . T .. 58. 1 . 1 . 1 .. 1 .. PL . PL .. MTTFd . DCavg CCF .. ISO 13849-2 .. FMEA . CCF .. 59. C ISO 13849 2 .. MTTFd DC . MTTFd . MTTFd Maen Time to Dangerous Failure . PL .. MTTFd .. MTTFd a MTTFd .. FIT = 10-9/h 10 . 1 1 d MTTFd.

6 D MTTFd = 1/ d .. B10d 10% .. 1 nop Number of Operations . MTTFd D . 60. PL .. 1 .. 1 . 1 MTTFd MTTFd SRP/CS MTTFd 1 .. ISO 13849-2 .. 1 .. D .. ISO 13849-1 .. D MTTFd B10d .. FMEA . MTTFd . MTTFd 2 . 61. 1 FMEA Failure Mode and Effects Analysis . 1 . MTTF. MTTFd . FMEA .. 1 .. ISO 13849-1 .. MTTFd . MTTF 2 .. FMEA .. PFH FMEA . MTTFd . FMEA . B . ISO 13849-1 MTTFd .. MTTFd .. MTTFd . d 1 . d i n MTTFd MTTFd .. MTTFd MTTFd . MTTFd . 3 .. 62. MTTFd . MTTFd . 0 MTTFd 3 . 3 MTTFd 10 . 10 MTTFd 30 . 30 MTTFd 100 . 100 MTTFd ! 3 . 100 .. 1 3 . PL a . 100.

7 100 PL . 1 .. C1 C2 2 .. MTTFd 1 . MTTFd 3 2 . MTTFd MTTFd . 100 100 .. MTTFd .. 63. DC. PL 1 SRP/CS .. ISO 13849-1 DC Diagnostic Coverage . DC . 1 SRP/CS . SRP/CS DCavg average PL .. DCavg .. FMEA DC . dd dangerous detectable . du dangerous undetectable . DC . ISO 13849-1 . DC DC DCavg .. DC E 4 . 0% 60% 90% 99% . E .. 1 DC .. 2 2 .. O .. SRP/CS .. 64.. 2 . DC .. 3 4 2 . 2 . 1 2 .. 4 . 2 1 1 . 2 .. 100 . d = 1/MTTFd . 3 4 . 2 100 25 . 10% .. ISO 13849-1 3 4. 3 . 3 .. 2 PL . 2 .. 2 .. MTTFd MTTFd .. 65.. DC 0% 99% .. DC. E .. ISO 13849-1 .. 60% DC . 1.

8 DC 60% . DC DCavg 4 . DC MTTFd . MTTFd . N .. DCavg SRP/CS . 5 MTTFd 3 . PL 4 . ISO 13849-1 . DC .. DC 60%. 60% DC 90%. 90% DC 99%. 99% DC. 66. DCavg DCavg . 0% 60% 90% 99% .. SRP/CS DC . G .. CCF. CCF. Common Cause Failure SRP/CS 2 .. F IEC 61608-6 27 D . 1 d x d . FMEA SRP/CS . ISO 13849-1 CCF 5 25. 8 . 15 . 20 . 15 5 . 5 . CCF 5 .. 25 . 10 . 1 0 .. 8 . 100 ISO 13849-1 . 65 CCF 2 3 4 SRP/CS . 67. 2 .. 65 2% 5 3 . 4 MTTFd DCavg . Yes/No 10% . 2% .. PL . 4 . SRP/CS . ISO 13849-1 .. G . DCavg . 2 3 4 CCF . SRP/CS MTTFd PL . PL . PL . K BGIA . SISTEMA H.

9 SRP/CS 20 . D T10d . 20 . SRP/CS . SRP/CS .. 2 . 100 . E . 68.