Mitsubishi Electric MELSEC iQ-R Series Introduction Manual page 57

6.
M0 (file saving trigger) turns on.
Error cause 2 (M50) turns on.
7.
When the file saving trigger is satisfied, the recording file is saved in the SD memory card of the camera recorder
module.
Check that M0
(File saving trigger)
is on.
6 RECORDING
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6