Mitsubishi Electric MELSEC Q Series Reference Manual page 440

(e) ZNWR instruction execution timing
With J.ZNWR, processing is executed one after another while the start contact is ON.
With JP.ZNWR, processing is performed one time only when the start contact turns ON from OFF.
• When completed normally
Sequence scan
Start contact
Completion device
Own station CPU
(Device specified in (D2))
Completion status indication
device (Device of (D2)+1)
Write data storage device
(Device specified in (S1))
CC-Link IE Controller
Network module
Network module
Sequence scan
Target station CPU
Write data storage device
(Device specified in (D1))
438
ZNWR
0 END 0
OFF
3000
Channel 2 (Fixed)
0 END 0 END 0
END 0 END 0 END
1 scan
END 0 END 0
3000
0 END
END