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8-47
8 Using Expansion Units and Expansion I/O Units
CP1E CPU Unit Hardware User’s Manual(W479)
8-3 An
alog
I/O U
n
its
8
8-3
-2 C
P
1W-
M
AD42/CP1W-
M
A
D
44 Analog I/O
Units
Writing Set Data and Reading A/D Converted Data
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
Word (n+2)
Word (n+1)
Word (m+1)
Word (m+2)
CPU Unit
CP1W-MAD42
•
Writes the set data.
•
Reads the converted
values.
Analog input 1
converted value
Set data (input 1, 2
and output 1)
Set data (input 3, 4
and output 2)
Analog input 2
converted value
Word (m+3)
Analog input 3
converted value
Word (m+4)
Analog input 4
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+4)
Word (n+3)
Word (n+2)
Word (n+1)
Word (m+1)
Word (m+2)
CPU Unit
CP1W-MAD44
•
Writes the set data.
•
Reads the converted
values.
Analog input 1
converted value
Set data
(input 1, 2)
Set data
(input 3, 4)
Set data
(output 1, 2)
Set data
(output 3, 4)
Analog input 2
converted value
Word (m+3)
Analog input 3
converted value
Word (m+4)
Analog input 4
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
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...
Page 325: ......