1. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00

2. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Contents Chapter 1 SAFETY STANDARDS 1.1 Risk Assessment for machine builders 1.2 Risk Reduction 1.3 Safety Category 1.4 Safety Integrity Level (SIL) Chapter 2 SAFETY PLC SYSTEM 2.1 Hardware 2.2 Specifications 2.3 Functions 2.4 Melsecnet/H Chapter 3 CC-LINK SAFETY SYSTEM 3.1 Hardware 3.2 Specifications 3.3 Functions Chapter 4 GX DEVELOPER 4.1 Registering user when creating new project 4.2 Registering / Deleting / Changing Login User 4.3 Access level 4.4 CPU access password 4.5 Safety CPU operation mode (Safety mode and test mode) 4.6 Operation lock 4.7 Safety PLC Diagnostics Chapter 5 APPLICATION EXAMPLE 5.1 Emergency Stop Circuit

3. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00

4. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 1 Safety Standards 1.1 Risk Assessment for machine builders Customer requires “Risk Assessment” of system, as to conform to IEC61508 SIL 1..4, or ISO13849-1 Category 1..4

5. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 1 Safety Standards 1.1 Risk Assessment for machine builders Implementation of risk reduction measures to bring the risk factors to a permissible level

6. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 1 Safety Standards 1.2 Risk Reduction

7. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 1 Safety Standards 1.3 Safety Category

8. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 1 Safety Standards 1.3 Safety Category

9. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 1 Safety Standards 1.3 Safety Category

10. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 1 Safety Standards 1.4 Safety Integrity Level (SIL)

11. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.1 Hardware 4 Slots CC-Link Safety Melsecnet/H

12. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.1 Hardware

13. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.1 Hardware

14. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.1 Hardware

15. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.1 Hardware Precautions The extension base units cannot be connected The multiple CPU system cannot be configured The only modules which can be mounted on the I/O slots are : 1. CC-Link Safety Master module 2. Melsecnet/H modules 3. Blank modules If a module other than the ones mentioned above is mounted, “Module Layout Error“ (Error Code : 2125) is detected. GOT´s cannot be connected

16. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.2 Specifications CPU Module

17. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.2 Specifications CPU Module

18. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.2 Specifications CPU Module

19. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.2 Specifications CPU Module

20. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.2 Specifications Power Supply Module

21. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.2 Specifications Power Supply Module

22. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.2 Specifications Power Supply Module When a momentary power failure less than 20ms ends, the operation processing is resumed.

23. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.3 Functions Two safety CPU operation modes SAFETY MODE is a mode for safe system operation. No program download and no device forcing available TEST MODE is a mode for maintenance and programming

24. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.3 Functions 3000 entries for operation history and error history

25. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.3 Functions Redundant CPU The operation results of CPU A/CPU B are compared, and output only when the results are matched so that incorrect outputs can be prevented.

26. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.3 Melsecnet/H 1 MELSECNET/H module applicable Normal Station available (only) No transient communication available The Safety CPU can not be programmed via MELSECNET/H

27. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.3 Melsecnet/H

28. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.3 Melsecnet/H

29. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.3 Melsecnet/H

30. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 2 Safety PLC System 2.3 Melsecnet/H

31. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.1 Hardware 2 applicable master modules to one safety PLC system Up to 64 stations of safety remote I/O stations, standard remote I/O stations and remote device stations can be connected to a single safety master station.

32. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.1 Hardware 42 Safety slaves are connectable to one safety master module

33. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.1 Hardware Usable CC-Link Slave stations

34. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.2 Specifications CC-Link Safety Master Safety CC-Link Master QS0J61BT12

35. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.2 Specifications CC-Link Safety Master

36. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.2 Specifications CC-Link Safety Master

37. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.2 Specifications CC-Link Safety System

38. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.2 Specifications CC-Link Safety System

39. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.2 Specifications CC-Link Safety System Maximum overall cable distance (V1.10)

40. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.2 Specifications CC-Link Safety Slave Safety CC-Link Slave QS0J65BTB2-12DT

41. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.2 Specifications CC-Link Safety Slave

42. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.2 Specifications CC-Link Safety Slave

43. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.2 Specifications CC-Link Safety Slave

44. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.2 Specifications CC-Link Safety Slave

45. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.2 Specifications CC-Link Safety Slave

46. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.2 Specifications CC-Link Safety Slave

47. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.2 Specifications CC-Link Safety Slave

48. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.2 Specifications CC-Link Safety Slave

49. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.2 Specifications CC-Link Safety Slave

50. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.3 Functions

51. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.3 Functions

52. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.3 Functions

53. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.3 Functions Safety remote station parameter setting

54. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.3 Functions Parameter list (1)

55. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.3 Functions Parameter list (2)

56. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.3 Functions Switch Settings

57. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.3 Functions Dark Test Pulse (1) Dark Test Pulse T0 Dark Test Pulse T1 Dark Test Pulse T1 Off Time Constant Offset=200ms

58. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.3 Functions Dark Test Pulse (2) Dark Test Pulse T0 Dark Test Pulse T1 Dark Test Pulse T0/T1 Off Time Constant Offset=100ms Dark Test Pulse T0 Off Time=2ms

59. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.3 Functions Error detection on CC-Link Safety (1)

60. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.3 Functions Error detection on CC-Link Safety (2)

61. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.3 Functions Error detection on CC-Link Safety (3)

62. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 3 CC-Link Safety System 3.3 Functions 1)Read out SD0 (latest Error) with GX Developer and check the cause of the current error occurring in the CPU module. 2) Eliminate the cause of the error. 3) Store the cancelling error code in special register SD50. 4) Turn special relay SM50 OFF ON. 5) Turn special relay SM50 OFF. Cancel an error with the following procedure :

63. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.1 Registering user when creating new project

64. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.1 Registering user when creating new project

65. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.1 Registering user when creating new project

66. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.1 Registering user when creating new project

67. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.1 Registering user when creating new project

68. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.2 Registering / Deleting / Changing Login User

69. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.2 Registering/Deleting/Changing Login User

70. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.3 Access Level An access level designates the operation authority given to a user who logs in to a project.

71. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.4 CPU Access Password The CPU access password must be set in both the GX Developer project and the CPU module.

72. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.4 CPU Access Password

73. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.4 CPU Access Password Choose PLC register, if no password hasn´t been set before in the PLC

74. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.4 CPU Access Password Choose Password settings, if you want to register the password with project + PLC

75. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.4 CPU Access Password If you lose the CPU access password, it is necessary to initialize the CPU module by initializing the PLC memory, then write the project to the PLC again.

76. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.4 CPU Access Password What PLC memory initialization is?

77. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.5 Safety CPU Operation Mode (Safety Mode and Test Mode) Safety Mode

78. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.5 Safety CPU Operation Mode (Safety Mode and Test Mode) Test Mode

79. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.5 Safety CPU Operation Mode (Safety Mode and Test Mode) Check Safety CPU operation Mode with GX Developer

80. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.5 Safety CPU Operation Mode (Safety Mode and Test Mode) Prevent continuous Run in Test Mode

81. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.5 Safety CPU Operation Mode (Safety Mode and Test Mode) Test Mode to Safety Mode switching

82. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.5 Safety CPU Operation Mode (Safety Mode and Test Mode) When the ROM write count exceeds 100,000, the continuation error "EXCEED MAX FLASH ROM REWRIT. ERR." (error code: 1610) occurs. When the this error occurs, the CPU module needs to be replaced.

83. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.6 Operation Lock Automatic Operation Lock

84. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.6 Operation Lock Manual Operation Lock

85. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 4 GX Developer 4.7 Safety PLC Diagnostics

86. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 5 Application Example 5.1 Emergency Stop Circuit

87. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 5 Application Example 5.1 Emergency Stop Circuit

88. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 5 Application Example 5.1 Emergency Stop Circuit

89. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 5 Application Example 5.1 Emergency Stop Circuit

90. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 5 Application Example 5.1 Emergency Stop Circuit PLC program (1)

91. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 5 Application Example 5.1 Emergency Stop Circuit PLC program (2)

92. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 5 Application Example 5.1 Emergency Stop Circuit PLC program (3)

93. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 5 Application Example 5.1 Emergency Stop Circuit PLC program (4)

94. /// MELSEC Safety /// QS001CPU /// QS0J61BT12 /// QS0J65BTB2-12DT /// MELSEC Safety /// Mitsubishi Electric - MELSEC Safety - Training Documentation - V2.00 Chapter 5 Application Example 5.1 Emergency Stop Circuit PLC program FB