Controller Link Units Operation Manual

25
Selection of Communications Functions Section 1-3
When Operating on Personal Computer as Peripheral Software
When Operating on Personal Computer Connected as a Node
Note 1. For further details about the CX-Programmer, refer to the WS02-CXPC@-
E-V@ CX-Programmer Operation Manual.
2. Use version 1.54 or higher of CX-Net in version 2.04 or higher of the CX-
Programmer for the CJ-series Controller Link Unit.
3. For automatic data link creation with 1:N allocations or when changing
data link tables while the data link is active (CS1W-CLK21-V1 and CJ1W-
CLK21-V1), use the CX-Net in CX-Programmer version 3.2 or later.
1-3 Selection of Communications Functions
Select the data link function if alarm or status data (in bits) must be constantly
shared between PLCs or between a PLC and an IBM PC/AT or compatible
computer or if the present value or set value data (in words) must be con-
stantly shared between PLCs or between a PLC and an IBM PC/AT or com-
patible computer.
Select the message service function (SEND/RECV instructions or CMND
instructions) if data (in words) must be sent (or received) from one PLC to
+
Transmissions
Setting data link tables
CX-Net in
CX-Programmer
IBM PC/AT or
compatible
Nodes
Controller
Link Unit
CPU Unit
RS-232C
…
Software External
appearance
Model Applicable PLCs
CX-Programmer
WS02-CXPC
@-E-V@
CS/CJ-series,
C200HX/HG/HE,
CVM1, CV-series,
and CQM1H-series
PLCs
IBM PC/AT or compatible
+
Controller Link
Support Board
Setting data link tables
CX-Net in
CX-Programmer
…