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5-1
Section
Connecting to the Host’s RS-422A/485 Port
78
The following table lists the Units that are equipped with an RS-422A 1:1 NT Link
function compatible with the NT21.
PC Series
CPU Units with Built-in RS-422A 1:1 NT
Link Function
Model Name
C200HE-CPU32-(Z)E
(*1)
C200HE-CPU42-(Z)E
(*1)
C200HE (-Z)E
C200HG-CPU33-(Z)E
(*1)
C200HG-CPU43-(Z)E
(*1)
C200HG-CPU53-(Z)E
(*1)
C200HG-CPU63-(Z)E
(*1)
C200HG (-Z)E
C Series
C200HX-CPU34-(Z)E
(*1)
C200HX-CPU44-(Z)E
(*1)
C200HX-CPU54-(Z)E
(*1)
C200HX-CPU64-(Z)E
(*1)
C200HX-CPU65-ZE
(*1)
C200HX-CPU85-ZE
(*1)
C200HX (-Z)E
CQM1H-CPU51/61
(*2)
CQM1H
CVM1
Series
(*3)
CVM1-CPU01-EV2
CVM1-CPU11-EV2
CVM1-CPU21-EV2
CVM1
*1 One of the following Serial Communications Boards is required:
C200HW-COM03-EV1 or C200HW-COM06-EV1.
*2 A CQM1H-SCB41 Serial Communications Board is required.
*3 CPU Units of CVM1/CV-series PCs without the suffix -EV
j
cannot be
connected.
The 1:1 NT Link method cannot be used using RS-485. To use the 1:1 NT Link
method, connect by RS-422A.
NT link connection using RS-422A/485 is not possible with the CPM1, CPM2A,
and CPM2C.
Settings at the Host
The setting methods for each model of Unit are described below.
•
Connecting to a CVM1/CV-series (-EV
j
) CPU Units
CVM1-CPU01-EV2/CVM1-CPU11-EV2/CVM1-CPU21-EV2
PC Setup
When connecting to the CVM1/CV-series CPU Unit by the 1:1 NT Link method,
no particular settings are required at the PC Setup.