9 Using Expansion Units and Expansion I/O Units
9-28
CP1E CPU Unit Hardware User’s Manual(W479)
z Writing D/A Conversion Data
Note Word (n + 1) can be used for either the range code or the analog output set value.
1
Connect the Analog I/O Unit to the CPU Unit.
• Setting the Averaging Function
DIP switch pins 1 and 2 are used to set the averaging function. When averaging is enabled, a
moving average of the last eight input values is output as the converted value. The averaging
function can be set separately for analog inputs 0 and 1.
DIP switch pin Function Setting Default
1 Averaging Analog input 0
OFF: Disabled; ON: Enabled
OFF
2 Analog input 1
OFF: Disabled; ON: Enabled
OFF
MOV(21)
MOVE instruction
Ladder program
Word n + 1
CPU Unit Analog I/O Unit
(See note.)
• Writes the range code.
• Writes the set value.
Range code
Analog output set value
“n
”
is the last output word allocated to the CPU
Unit or previous Expansion Unit or Expansion I/O
Unit.
Analog I/O devices
• Adjustment equipment
• Servo Controller
• Variable speed device
• Recorder
• Other
CP1E CPU Unit
CP1W-MAD11
Analog I/O Unit
NC
NC