Mitsubishi Electric MELSEC iQ-R Series User Manual page 153

No. Name Description
SD81 to Detailed Detailed
SD111 information 1 information 1
SD112 Detailed Detailed
information 2 information 2
information information
category category code
Details
(5) System configuration information
■SD81: With or without specification
• b0: I/O No.
• b1: Slot No.
• b2: Base No.
• b3: Power supply No.
• b4: CPU No.
• b5: Network No.
• b6: Station No.
■SD82: I/O No.
■SD83: Slot No., Base No.
• b0 to b7: Slot No. (0 to 11: Slot No.)
• b8 to b15: Base No. (0: Main base unit, 1 to 7: 1st to 7th extension base unit, 8:
8th or more)
■SD84: Power supply No., CPU No.
• b0 to b7: Power supply No. (1: Power supply module 1, 2: Power supply module 2)
• b8 to b15: CPU No. (1: Remote head No.1, 2: Remote head No.2)
■SD85: Network No.
■SD86: Station No.
1 to 120
(6) Number of times information
When there is no specification, 0 is set to each SD.
■SD81: With or without specification
• b0: Count (setting)
• b1: Count (measured)
■SD82: Count (setting) (L)
■SD83: Count (setting) (H)
■SD84: Count (measured) (L)
■SD85: Count (measured) (H)
(7) Time information
When there is no specification, 0 is set to each SD.
■SD91: With or without specification
• b0: Time (setting) (ms)
• b1: Time (setting) (s)
• b2: Time (measured) (ms)
• b3: Time (measured) (s)
■SD92: Time (setting) (ms)
■SD93: Time (setting) (s)
■SD94: Time (measured) (ms)
■SD95: Time (measured) (s)
(24) Failure information
Failure information is system information.
(27) System switching information
■SD81: With or without specification
• b0: System switching cause
• b2: Cause of system switching failure
■SD82: System switching cause
• 1: Power-off, reset, or hardware failure
• 2: Moderate error or major error
• 3: System switching due to data link error
• 16: System switching of redundant master station system
• 17: System switching request using an engineering tool
■SD83: Argument of system switching instruction
■SD84: Cause of system switching failure
• 1: The standby system is not available for communications. (The standby system
is in reset processing or not connected.)
• 2: Communication timeout
• 3: Moderate error or major error in the standby system
• 4: Both systems operate differently.
• 5: Memory copy from the control system to the standby system being executed
• 7: Data link error is detected in the standby system.
• 8: System switching being performed
• 9: Online module change being performed
Detailed information 2 information category code is stored.
b0 to b7: Information category code
• 0: N/A
• 2: Drive number and file name
• 4: Parameter information
• 5: System configuration information
b8 to b15: Not used (fixed to 0)
Set by (setting
timing)
S (Error)
S (Error)
Appendix 4 List of Special Register (SD) Areas
A
APPX
151