Yokogawa Data Acquisition with PID Control CX2000 User Manual

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Explanation of Functions

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Saving Data

Acquisition to the Internal Memory
Along with the measurement data, the data of SPs, PVs and OUT, and event information
for control are acquired to the internal memory.
Saving Data to the External Storage Medium
You can save the data acquired in the internal memory to an external storage medium
(floppy disk, Zip disk, or ATA flash memory card).

Floppy disk

Zip disk

ATA flash memory card

• Control setup data
• Measurement setup data
• Measured data

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DISP

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CX

Communications

The following communications functions are available. For a description on the handling
of the communications function and the software “DAQSTANDARD for CX” that comes
with the package, see the respective manuals.
Communications with Controllers
The CX2000 can communicate with UT Series Controllers made by Yokogawa M&C
Corporation to transmit/receive control parameters and receive PV data. Up to 16
external loops can be constructed.

UT Series
controllers

Up to 16 units (16 loops)

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DISP

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CX

Communications with PLCs
The CX2000 can carry out ladder communications between PLCs (sequencers).

PLCs (such as the FA-M3 by YOKOGAWA)

Up to 32 units

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CX

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DISP

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CX

Communications with PCs
The CX2000 can communicate with PCs.

• Modbus master/slave
• Dedicated protocol communications
with the PC (Command communications)
• Display settings/data of the CX using
“DAQSTANDARD for CX”

PC

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CX

1.2 Control Function Overview

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