User’s Manual 49
PART 2 DA264 5. I/O Allocation and Programming
1 to 5V / 4 to 20mA range:
D/A conversion data Output v oltage/current
Hexadecimal I nteger 1 to 5 V 4 to 20 mA Resol ution
Upper limit H337F 13183 +5.1196 V +20.479 mA
::::
Full scale (positive) H3200 12800 +5 V +20 mA
::::
H0001 1 +1.0003125 V +4.00125 mA
0 H0000 0 1 V 4 mA
::::
Lower limit HF 380 -3200 0 V 0 mA
0.3125 mV / bit
1.25 µA / bit
4 to 20mA range:A = 1.25 × D + 4000
D: Digital data
A: Analog signal (µA)
1 to 5V range:A = 0.3125 × D + 1000
D: Digital data
A: Analog signal (mV)
H8000
-32768 0H7FFF
32767
Analog output value H3200
12800
Digital data
+5V
(+20mA)
+1V
(+4mA)
HF380
-3200
H337F
13183
+5.1196V
(+20.478mA)
Lower limit
Upper limit
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