Auto Refresh Time - Mitsubishi Electric MELSEC QS Series User Manual

5
DATA LINK PROCESSING TIME AND STATION
STATUS AT ERROR OCCURRENCE

5.3 Auto Refresh Time

This section explains the auto refresh time (the extended time in the END processing time,
which is spent for automatic refresh processing of the safety CPU module).
[Calculation formula]
KM1 + KM2
stations)] + KM4
5
- 19 5.3 Auto Refresh Time
[(RX + RY) / 16 + RWw + RWr] + [KM3
[(SB / 16) + SW] [ms]
• RX : Remote input (RX) points refreshed by the safety master station
• RY : Remote output (RY) points refreshed by the safety master station
• RWw: Remote register (RWw) points refreshed by the safety master station
• RWr : Remote register (RWr) points refreshed by the safety master station
• SB : Link special relay (SB) points refreshed by the safety master station
• SW : Link special register (SW) points refreshed by the safety master station
• Total number of connected stations:Total number of connected remote stations
•
*1
KM1 : Constant
Number of modules mounted
One safety master module is mounted
Two safety master modules are mounted
•
*1
KM2 : Constant
1)
0.0034
•
*1
KM3 : Constant
1)
0.053
•
*1
KM4 : Constant
1)
0.003
* 1: 1) and 2) in the table indicate the combination of the versions of modules.
1) Combination of the safety CPU module, safety master module, and safety remote I/O
station (QS0J65BTB2-12DT) whose serial number (first five digits) is '10032' or higher.
(For the safety remote I/O station (QS0J65BTS2-8D and QS0J65BTS2-4T), the serial
number (first five digits) '10031' or higher is targeted.)
2) Combination other than 1).
(Total number of connected
(Including reserved stations)
1)
2.6
3.9
KM2
KM3
KM4
KM1
2)
5.3
10.6
2)
0.0043
2)
0.066
2)
0.00375