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2-3 i/o refresh times for plc units, 4 monitoring and computing the cycle time – Omron SYSMAC CP CP1E-N@@D@-@ User Manual

Page 453

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4-5

4 Monitoring and Computing the Cycle Time

CP1E CPU Unit Instructions Reference Manual(W483)

4-2

Com

pu
ting

th
e Cyc

le Tim

e

4

4-2-3 I/O Ref

resh Times f

or PLC U

nits

(5) Peripheral Servicing

I/O Refresh Times for Built-in Analog I/O (NA-type CPU Unit only)

Note No matter whether use analog I/O function or not, the I/O refresh time is the same.

I/O Refresh Times for CP-series Expansion Units and Expansion I/O Units

Additional Information

The I/O refresh time for the built-in I/O of the CPU Unit is included in overseeing processing.

Operation

Processing time and fluctuation cause

Services peripheral
USB port

In this servicing, 8% of the previous cycle’s cycle time (calculated in
step (3)) will be allowed for peripheral servicing.

Services serial port

(Built-in RS-232C
port, serial option
board)

4-2-3

I/O Refresh Times for PLC Units

Unit name

Model numbers

I/O refresh time per unit

NA-type CPU Unit

20-point I/O + Analog I/O
CPU Unit

CP1E-NA20D -

0.5 ms

Unit name

Model numbers

I/O refresh time per unit

Expansion I/O Unit

8-point Input Unit

CP1W-8ED

0.14 ms

8-point Output Unit

CP1W-8ER

0.06 ms

CP1W-8ET

CP1W-8ET1

16-point Output Unit

CP1W-16ER

0.17 ms

CP1W-16ET

CP1W-16ET1

20-point I/O Unit

CP1W-20EDR1

0.20 ms

CP1W-20EDT

CP1W-20EDT1

32-point Output Unit

CP1W-32ER

0.33 ms

CP1W-32ET

CP1W-32ET1

40-point I/O Unit

CP1W-40EDR

0.45 ms

CP1W-40EDT

CP1W-40EDT1

Expansion Unit

Analog Input Unit

CP1W-AD041

0.72 ms

Analog Output Unit

CP1W-DA041

0.33 ms

Analog I/O Units

CP1W-MAD11

0.36 ms

Temperature Sensor Unit

CP1W-TS001

0.30 ms

CP1W-TS002

0.57 ms

CP1W-TS101

0.30 ms

CP1W-TS102

0.57 ms

CompoBus/S I/O Link Unit

CP1W-SRT21

0.20 ms

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