Yaskawa MP900 Series Ladder Programming Manual - Manual (Page 386)

A.7 System I/O Error Status
A-12
A.7 System I/O Error Status
Details on the system I/O errors are stored in registers SW00200 to SW00503.
Name
Register
Address
Contents
I/O Error Count SW00200 Number of I/O error occurrences
Input Error Count SW00201 Number of input error occurrences
Input Error Address SW00202 The latest input error address (register address in IW††††)
Output Error Count SW00203 Output error count
Output Error Address SW00204
The latest output error address
(register address in OW††††)
Reserved for system.
SW00205
Not used. SW00206
SW00207
I/O Error Status
SW00208 to
SW00215
Error status for CPU Module
SW00216 to
SW00223
Reserved for system.
SW00224 to
SW00231
Error status of Rack 1, Slot 1
SW00232 to
SW00239
Error status of Rack 1, Slot 2
SW00240 to
SW00247
Error status of Rack 1, Slot 3
SW00248 to
SW00255
Error status of Rack 1, Slot 4
… …
SW00496 to
SW00503
Error status of Rack 4, Slot 9