Mitsubishi Electric L26CPU-BT User Manual page 390

(4) Module ready: XnF
This signal indicates whether the module is ready to operate.
(a) When the module reaches ready-to-operate status, this signal turns ON
automatically.
(b) This signal turns OFF when either of the following conditions occurs:
• When an error is detected in the switch setting status for the module
• When the module error signal (Xn0) turns ON
Module ready
(XnF)
Module error
(Xn0)
388
Power ON