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Analog I/O Modules (AD268 / DA264 / TC218)
5. I/O Allocation and Programming
PART 2 DA264
0 to 5V / 0 to 20mA range:
D/A conversion data Output voltage/current
Hexadecimal Integer 0 to 5 V 0 to 20 mA
Resolution
Upper limit H3FFF 16383 +5.1196 V +20.479 mA
::::
Full scale (positive) H3E80 16000 +5 V +20 mA
::::
H0001 1 +0.3125 mV +0.00125 mA
0 H0000 0 0 V 0 mA
0.3125 mV / bit
1.25 µA / bit
0 to 20mA range:
A = 1.25 × D
D: Digital data
A: Analog signal (µA)
0 to 5V range:
A = 0.3125 × D
D: Digital data
A: Analog signal (mV)
Analog output value
0
H3FFF
16383
Upper limit
+5V
(+20mA)
H7FFF
32767
H8000
-32768
+5.1196V
(+20.478mA)
H3E80
16000
Digital dataLower limit
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