Basic Operation Of Analog Output Processing; Analog Output Processing - Panasonic FP7 User Manual

Analog output unit

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1.2 Basic Operation of Analog Output Processing

Analog output is processed as explained below.

Operation of analog output unit

(1) Writing digital data

A user program is used to write digital data to the output relay area (WY) on a channel-by-

channel basis so that the digital data will be output in analog form.

(2) Analog conversion processing

Data written to the unit is converted to an analog value in sequence automatically.

(3) Output to analog-driven equipment

Converted analog values are output to inverters or other analog-driven equipment.

(1)

Option settings

The following option setting functions are provided for analog output processing. Any of the

option setting functions can be set, if necessary, by writing the function to the unit memory

(UM) by using the configuration menu of the FPWIN GR7 or a user program.

• Offset/Gain processing

• Scale conversion

• Upper and lower output clipping

• Analog output hold while in PROG. mode

1.2 Basic Operation of Analog Output Processing

(2)

(3)

V or I

1-3

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