Link Refresh Time; Master Station/Local Station - Mitsubishi MELSEC-Q Series User Manual

5 DATA LINK PROCESSING TIME

5.4 Link Refresh Time

5.4.1 Master station/local station

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This section indicates link refresh time (increase of END processing time at the PLC
CPU).
This section indicates the link refresh time of the master/local station.
[Expression]
KM1 + KM2 [{RX + RY + SB + (RWw
+ αE [ms]
αE = KM3 [{RX + RY + SB + (RWw
RX : Points of the remote input (RX) refreshed by the master/local station
RY : Points of the remote output (RY) refreshed by the master/local station
RWw : Points of the remote register (RWw) refreshed by the master/local
station
RWr : Points of the remote register (RWr) refreshed by the master/local station
SB : Points of the link special relay (SB) refreshed by the master/local station
SW : Points of the link special register (SW) refreshed by the master/local
station
αE : File register (R, ZR) transfer time on memory card (only when file
register is used)
KM1 : Constant
1) Master station
CPU type
Q00JCPU
Q00CPU
Q01CPU
Q02CPU
Q02HCPU, Q06HCPU, Q12HCPU, Q25HCPU, Q12PHCPU, Q25PHCPU
2) Local station
CPU type
Q00JCPU
Q00CPU
Q01CPU
Q02CPU
Q02HCPU, Q06HCPU, Q12HCPU, Q25HCPU, Q12PHCPU, Q25PHCPU
16) + (RWr 16) + (SW
16) + (RWr 16) + (SW
Constant
Constant
MELSEC-Q
16)} / 16]
16)} / 16]
KM1
0.83
0.68
0.66
0.40
0.16
KM1
1.05
0.86
0.79
0.63
0.23
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