Mitsubishi MELSEC Q Series Programming Manual page 1208

Number Name
SD5
SD6
SD7
SD8
SD9
SD10
SD11
SD12
SD13
SD14
Error common Error common
information information
SD15
App-200
Meaning
5) Reason(s) for system switching
Number
SD5
SD6
SD7
SD8
SD9
SD10
SD11
SD12
SD13
SD14
SD15
*9 The following shows the description.
6) Reason(s) for tracking size excess error
The following shows block Nos. when data size that can be
tracked (100K) is exceeded in the bit pattern of the
corresponding special relay.
b15 b14 b13
1
(SM1535)
SD5 0 0
(Block16)
0 0 0
SD6
0 0 0
SD7
1
SD8 (SM1583) 0 0
(Block64)
0 0 0
SD9
SD15 0 0 0
Explanation
Meaning
System switching cause 9
Control system switching instruction argument
(Empty)
0 : No system switching condition (default)
1 : Power-OFF, reset, hardware failure,
watchdog timer error
2 : Stop error
(except watchdog timer error)
3 : System switching request by
network module
16 : Control system switching instruction
17 : Control system switching request
from GX Developer
b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2
1
(SM1528)
0 0 0 0 0 0 0 0 0
(Block9)
0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0
(To the next page)
Set by
(When Set)
S
(Error)
b1 b0
1
(SM1520)
0 0
(Block1)
0 0 0
0 0 0
1
0 0 (SM1568)
(Block49)
0 0 0
0 0 0
Corres-
Corres-
ponding
ponding
ACPU
CPU
D9
New QnPRH