521
APPENDICES
A
Appendix
5
P
roces
sing T
ime
Appendix
5.
1
Link r
e
fres
h t
ime
(2) Interlink transmission time
The Universal model QCPU divides the transfer target data into several blocks to perform interlink transmission.
The following are formulas to calculate the interlink transmission time.
• Interlink transmission time per END processing
• Interlink transmission time to completely transmit all set points
• Constant (KM4, KM5)
*1
The number of words (N) that can be transferred in one END processing is restricted as follows:
N = Sequence scan time when interlink transmission parameter is not set ( s)×0.05
L
:
Interlink transmission time per END processing
L1
: Interlink
transmission
time
RX:
Total number of source "RX/LB" points set in interlink transmission parameters.
RY:
Total number of source "LB/RY" points set in interlink transmission parameters.
RWr:
Total number of source "RWr/LW" points set in interlink transmission parameters.
RWw:
Total number of source "LW/RWw" points set in interlink transmission parameters.
n1:
Number of lines set by the interlink transmission parameter
KM4, KM5, KM6, KM7: Constant
CPU module type
KM4 (
×
10
-3
)
KM5 (
×
10
-3
)
Universal model
QCPU
Q00UJ/Q00U/
Q01U/Q02UCPU
120
11
Q03UD/Q03UDECPU
34
16.3
Q04UDH/Q04UDEH/
Q06UDH/Q06UDEH/
Q10UDH/Q10UDEH/
Q13UDH/Q13UDEH/
Q20UDH/Q20UDEH/
Q26UDH/Q26UDEH/
Q50UDEH/Q100UDEHCPU
25
16.3
Q03UDV/Q04UDV/Q06UDV/
Q13UDV/Q26UDVCPU
12
4
[ms]
L
= KM4 + (KM5 × n1) +
+ RWr + RWw
RX+RY
16
× KM6
*1
KM7
[ms]
L1
=
+RWr+RWw
RX+RY
16