Mitsubishi Electric MELSEC iQ-R Series User Manual page 34

■Data flow synchronous with a sequence scan
Sequence scan  Link scan
CPU module
(sequence scan)
Master station buffer memory
(remote input (RX))
Link scan
Response time of the first station
Response time of the corresponding station
Responses from remote
I/O stations
 Delay time due to response delay of the remote I/O station
 Delay time of transmission from the remote I/O station to the master station
 Delay time between the master station receiving data and the data being stored into the buffer memory
 Delay time until information of the master station is refreshed in the CPU module
1 FUNCTIONS
32
1.1 Cyclic Transmission
Response time of the final station
Input 1
Ò
Input 2
Ó Ô
Transmission delay time
Õ