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Chapter 2. SPECIFICATIONS
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Input / Output (hereafter I/O) conversion characteristics are expressed by the angle of the line connecting the
offset value and gain value used to convert the analog signals, input to the PLC into digital values.
The I/O conversion characteristics of the A/D conversion module are shown as below.
[Fig 2.1] I/O Conversion Characteristics
2.4 I/O Conversion Characteristics
G3F-AD4A
G4F-AD2A
Practical analog input range
Gain value
Offset value
Range: - 10 ~ 10 VDC
Range: - 5 ~ 5 VDC
Range: - 20 ~ 20 mA
Practical analog input range
Gain value
Offset value
Range: - 10 ~ 10 VDC
Range: - 5 ~ 5 VDC
Range: - 20 ~ 20 mA
Analog Input
Analog Input
Digital
Output
Value
Digital
Output
Value