Download QSCPU User`s Manual (Function Explanation, Program

APPENDICES
(4) Safety CPU
TableApp.5 Special relay
Meaning
Explanation
SM560
TEST MODE
flag
OFF : Other than TEST
MODE
ON : TEST MODE
• Turns ON when operating on the TEST
MODE.
• Turns OFF when operating on the other
mode (SAFETY MODE, SAFETY MODE
(wait-for-restart)).
SM561
Continuous
RUN of
tolerance time
setting for the
TEST MODE
OFF : Within the setting
time
ON : Over the setting
time
• Turns ON when the continuous RUN of
tolerance time set for the TEST MODE in the
parameter is exceeded.
Set by
(When Set)
Corresponding
CPU
10
S (Status change)
QS
S (Error)
11
(5) Boot operation
TableApp.6 Special relay
SM660
Name
Boot operation
Meaning
Explanation
OFF : Program memory
execution
ON : During boot
operation
(On the TEST MODE)
• Turns ON during the boot operation from
standard ROM.
• Turns OFF when the boot operation from
standard ROM is not run.
(On the SAFETY MODE)
• Always ON
Set by
(When Set)
Corresponding
CPU
S (Initial)
QS
Appendices
Number
CPU Module Processing
Time
Name
Procedure for Writing
Program to CPU Module
Number
Device Explanation
9
(6) Instruction-Related Special Relays
Number
SM722
Name
Meaning
Explanation
Set by
(When Set)
Corresponding
CPU
BIN/DBIN
instruction error
disabling flag
OFF : Error detection
performed
ON : Error detection not
performed
• Turned ON when "OPERATION ERROR" is
suppressed for BIN or DBIN instruction.
U
QS
Explanation
Set by
(When Set)
Corresponding
CPU
The safety station refresh communication
status is stored. (The status of each station are
stored in SD1004 to SD1007.)
S (Status change)
(7) CC-Link Safety
TableApp.8 Special relay
Number
Name
Meaning
SM1004
Safety refresh
communication
status of each
safety remote
station
(Safety master
module 1)
OFF : Normal
ON : Communication
error
SM1204
Safety refresh
communication
status of each
safety remote
station
(Safety master
module 2)
OFF : Normal
ON : Communication
error
QS
The safety station refresh communication
status is stored. (The status of each station are
stored in SD1204 to SD1207.)
S (Status change)
Appendix 1 Special Relay List
App - 5
Index
TableApp.7 Special relay