Delta DVP48ES300T

Chapter 5 CPU and Module Devices
5-21
5_

Equation for voltage input Mode1 / Mode3:
( )
OffsetGainOffset
V
VX
Y −








−××= 32000
5
16000
)(
)(
Y=Digital output, X=Voltage input
Resolution: 0.15625mV = 10V/64,000 = 5V/32,000

Equation for current input Mode4 / Mode5:
( )
OffsetGainOffset
mA
mAX
Y −








−××= 32000
20
16000
)(
)(
Y=Digital output, X=Current input
Resolution:
0.625μA = 40mA/64,000 = 20mA/32,000

Equation for current input Mode6:
( )
640019200640032000
20
16000 −








−××=
)(
)(
mA
mAX
Y
Y=Digital output, X=Current input
Resolution: 0.5μA = 16mA/32,000
Mode 0 of CR#2 ~ CR#5
-10V ~ +10V, Default: Gain = 16,000（= ）, Offset = 0
Mode 1 of CR#2 ~ CR#5
-5V ~ +5V, Default: Gain = 16,000（= ）, Offset = 0
Range of digital conversion
-32,000 ~ +32,000
Max./Min. range of digital
conversion
-32,384 ~ +32,384

Mode 0:

Mode 1:
Digital input
10V
5V
-5V
+32000
-10V
-32000
+16000
0
Gain
Offset
Voltage
output
-32768
+32767
Voltage input
+32000
+16000
-16000
5V
-32000
-5V
2.5V
0
Gain
Offset
Digital
output
+32384
-32384