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53
Data Exchange Method
Section 3-1
Setting Example:
Monitoring Function Block Data from Monitor Plus
Monitor Plus monitors the Loop Control Unit’s function block data through the
Send All Blocks (Block Model 462) function block.
Monitoring Example:
Monitor Plus actually monitors data as shown in the following diagram.
Monitor Plus
ITEMs accessed by
Receive/Send All Blocks
Basic
PID
Block
Basic
PID
Block
High/Low
Limit
Timer
Loop Control Unit
Receive
All Blocks
Specify tags for
Monitor Plus and
write directly.
Monitor Plus
ITEMs
accessed by
Receive/Send
All Blocks
Basic PID
Block
High/Low
Limit
Timer
Loop Control Unit
Send All
Blocks
Specify tags
for Monitor
Plus and read.
CPU Unit
Send
Data area
Allocation
Control Block
Operation
Block
External
Controller
Block
Basic PID
Block
Send All Blocks
Monitor Plus
Loop Control Unit
CPU Unit
Function Blocks
Control blocks
(Block Models
001 to 034)
Operation blocks
(Block Models
111 to 224)
Send Stop Switch
Number of control blocks
Sends corresponding ITEMS for
the specified number of blocks
starting with block address 001.
Number of operation blocks
Sends corresponding ITEMS for
the specified number of blocks
starting with block address 100.
Any I/O memory words (CIO,
WR, HR, DM, or EM bank 0)
Block address 001
ITEMS (20 words)
Block address 100
ITEMS (20 words)
Block address m
ITEMS (20 words)
Block address n
ITEMS (20 words)
Specify tags for
Monitor Plus
and read.
Summary of Contents for CX-Process Monitor Plus 2
Page 1: ...CX Process Monitor Plus Ver 2 Cat No W428 E1 02 SYSMAC WS02 LCMC1 EV2 OPERATION MANUAL...
Page 2: ...WS02 LCMC1 EV2 CX Process Monitor Plus Ver 2 Operation Manual Revised January 2007...
Page 3: ...iv...
Page 5: ...vi...
Page 9: ...x...
Page 15: ...xvi Application Precautions 4...
Page 41: ...26 Basic Operating Procedure Section 1 2...
Page 243: ...228 Checking Configurations Section 5 7...
Page 267: ...252 Reading Writing Function Block ITEMs Appendix A...
Page 269: ...254 Differences between Trend Screens and Batch Trend Screens Appendix B...