Mitsubishi Electric MELSEC iQ-R CC-Link IE TSN, Руководство пользователя

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APPX
Appendix 7 Processing Time
295
A
Unicast mode (1Gbps)
■
Calculation formula
Communication cycle interval [ns] =

c
+

p
+

sc
+

sp
or 125000, whichever is larger. Round up values of

c
,

p
,

sc
, and

sp
that are less than 1

s.
Cyclic transmission time [ns] =

c
+

sc
•

c
: This value varies depending on whether a CC-Link IE TSN Class A slave station with the basic cycle or normal speed
cycle exists or not.
*1 The symbols in the table are as follows.
A1, B1, C1, D1: Main module calculation formula
A2, B2, C2, D2: Extension module calculation formula
For the maximum response time for time-managed polling for the slave stations, refer to the user's manual for
the slave station used.
•

sc
: The calculation formula is as follows.
Cyclic processing time [ns] =

p
+

sp
•

p
: p1+p2+p3+kp+kuu
•

sp
: p4
■ Variable
For each variable to be used, round it up to one decimal point before assigning to the calculation formula.
Item Calculation formula
When a CC-Link IE TSN Class A slave station with the basic cycle or normal
speed cycle does not exist The largest value in items No.1 to No.4 + No.5
When a CC-Link IE TSN Class A slave station with the basic cycle or normal
speed cycle exists (the larger of No.1 or No.2) + (the larger of No.3 or No.4) + No.5 + No.6
No. Calculation formula
*1
1 A1+A2 A1: {(50

n1)+(16

n2)+ndm}

8+(Sn-1)

830+14000+nh+nrp
A2: {(50

en1)+(16

en2)+endm}

8
2 B1+B2 B1: {(30

n1)+(16

n2)+ndm}

4+(1661

n1)+(Sn-1)

830+14300+nh+nrp
B2: {(30

en1)+(16

en2)+endm}

4+(1661

en1)
3 C1+C2 C1: {(50

n3)+(20

n4)+nds}

8+14000+nh+nrp
C2: {(50

en3)+(20

en4)+ends}

8
4 D1+D2 D1: {(50

n5)+(20

n6)+ndl}

8+(Sn-1)

830+14000+nh+nrp
D2: {(50

en5)+(20

en6)+endl}

8
5 E

n7 E: (Sn-1)

830+39102
6 The largest value among the maximum response times during the time-managed polling of the CC-Link IE TSN Class A slave stations set in the basic
cycle or medium speed cycle
Calculation formula
{(30

sn1) + (16

sn2) + sndm}

4 + (1661

sn1)
Name of variable Description
n1 (ndm + (16

n2))/1488 or Sn, whichever is larger
n2 Sn

(RYb + RWwb) + Ln

(LBmb + LWmb)
RYb: Value of (Total number of points of "RY setting" of main modules)/(11776

Sn) rounded up to the nearest integer
RWwb: Value of (Total number of points of "RWw setting" of main modules)/(736

Sn) rounded up to the nearest integer
LBmb: Value of (Number of points of "LB setting" set in the master station)/11776 rounded up to the nearest integer
LWmb: Value of (Number of points of "LW setting" set in the master station)/736 rounded up to the nearest integer
sn1 (sndm + (16

sn2))/1488 or SSn, whichever is larger
sn2 SSn

SRYb
SRYb: The number of connections of "Safety Communication Setting" in "Basic Settings" set in the master station/(18.4

SSn)
rounded up to the nearest integer
ndm ((Total number of points of "RY setting" of main modules)/8) + ((Total number of points of "RWw setting" of main modules)

2) +
((Number of points of "LB setting" set in the master station)/8)

Ln + ((Number of points of "LW setting" set in the master station)

2)

Ln