Mitsumi electronic MELSEC FX1S ユーザーズマニュアル
FX1S Series Programmable Controllers
Diagnostics 7
7-3
1
2
3
4
5
6
7
8
7.3
Common Errors
-
Corroded contact points at some point in an I/O line.
-
An I/O device has been used outside its specified operating range.
-
An input signal occurs in a shorter time period than that taken by one program scan.
7.4
Maintenance
-
Check interior temperature of the panel.
-
Check panel air filters if fitted.
-
Check for loosening of terminals or mounting facilities (due to vibration).