Intelligent Technologies (
IT.
) D77A I/O Module Products
10
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MN05002001E
Analog Input Module Specifications
Table 15: D77A-NI4 Analog Input Module Specifications
(See
Figure 5
for circuit diagram)
Catalog Number
D77A-NI4
Voltage Input
Current Loop Input
Voltage Input
0 – 5V, 1 – 5V, 0 – 10V DC
—
Current Input
—
4 – 20 mA, 0 – 20 mA
Input Type
Single End, Uni-polar
Resolution
Note: Input filter settings affect the
effective resolution of the channels.
Voltage
Resolution
Current
Resolution
50Hz
0-5VDC
14 bit
0-20mA
14 bit
0-10VDC
14 bit
4-20mA
14 bit
1-5VDC
14 bit
60Hz
0-5VDC
14 bit
0-20mA
14 bit
0-10VDC
14 bit
4-20mA
14 bit
1-5VDC
14 bit
250Hz
0-5VDC
14 bit
0-20mA
12 bit
0-10VDC
13 bit
4-20mA
12 bit
1-5VDC
12 bit
500Hz
0-5VDC
9 bit
0-20mA
9 bit
0-10VDC
10 bit
4-20mA
9 bit
1-5VDC
9 bit
Input Full Scale Range
0 – 10.5V or 0 – 5.25V
0 – 21 mA
Maximum Overload at Input Terminal
30VDC
32 mA
Number of Channels
4
Selectable Input Filter Frequency
50Hz, 60Hz, 250Hz, 500Hz
Input Group-to-Bus Isolation
500 VAC for 60 seconds
Common Mode Rejection
Greater than 60 db @ 50/60 Hz
Normal Mode Rejection ratio
-50 db @ 50/60 Hz
Accuracy
+/– 0.3% Full Scale @ 25°C
+/– 0.4% Full Scale @ 0-55°C
+/– 0.45% Full Scale @ 25°C
+/– 0.5% Full Scale @ 0-55°C
Input Impedance
15M ohm
250 ohm
Operating Temperature
0–55°C
Status LED Indication
Module Status
QCPort Current Draw
60 mA
Terminal Screw Torque
4.5 inch-pounds (0.51 Newton-meters)
Содержание D77A
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