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8 Using Expansion Units and Expansion I/O Units
8-34
CP1E CPU Unit Hardware User’s Manual(W479)
Writing Set Data and Reading A/D Converted Values
Writing D/A Conversion Data
* Word (n+1) can be used for either the set data or the analog output conversion value.
Flow of Operation
1
•
Connect the Analog I/O Unit.
•
Set analog inputs as voltage or current inputs and set the aver-
aging function.
2
•
Connect analog I/O devices.
3
•
Write the range code.
•
Analog inputs: Read converted values.
•
Analog output: Write set data.
Connect the Unit.
Create a ladder program.
Wire the analog I/O.
MOV
Ladder program
Set data
Word (n+1)
Word (m+1)
Word (m+2)
CPU Unit
Analog I/O Unit
•
Writes the set data.
•
Reads the converted
values.
Analog input 0
converted value
Analog input 1
converted value
“m” is the last input word and “n” is the last
output word allocated to the CPU Unit or
previous Expansion Unit or Expansion I/O Unit.
Analog devices
•
Temperature sensor
•
Pressure sensor
•
Speed sensor
•
Flow sensor
•
Voltage/current meter
•
Other
MOV
Ladder program
Word (n+1)
CPU Unit
Analog I/O Unit
(*)
Writes the conversion
values.
Analog output
conversion value
“n” is the last output word allocated to the CPU
Unit or previous Expansion Unit or Expansion I/O
Unit.
Analog devices
•
Adjustment equipment
•
Servo Controller
•
Variable speed device
•
Recorder
•
Other
Summary of Contents for CP1E-E**D Series
Page 3: ......
Page 66: ...2 Basic System Configuration and Devices 2 22 CP1E CPU Unit Hardware User s Manual W479...
Page 318: ...Appendices A 54 CP1E CPU Unit Hardware User s Manual W479...
Page 322: ...Index 4 CP1E CPU Unit Hardware User s Manual W479...
Page 324: ...Revision 2 CP1E CPU Unit Hardware User s Manual W479...
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