Basic Operation Of Analog Input Processing - Panasonic FP7 User Manual

1.2 Basic Operation of Analog Input Processing

Analog input is processed as explained below.
Operation of analog input unit
(1) Receiving analog input
The analog input unit receives analog input data from analog devices, such as laser analog
sensors and pressure sensors.
(2) Digital conversion processing
Analog input data received by the unit is converted into digital values in sequence
automatically.
(3) Storage of digital values
A user program is used to read converted digital values as data in the input relay area (WX).
Option setting
The following option setting functions are provided for analog input processing. Any of the
option setting functions can be set by writing the function to the unit memory (UM) by using
the configuration menu of the FPWIN GR7 or a user program.
• Average processing (number of times, time average, and moving average)
• Scale conversion
• Offset/Gain processing
• Holding Max./Min.
• Comparison for upper and lower limits
• Disconnection detection
• Buffering
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1.2 Basic Operation of Analog Input Processing
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