Allen-Bradley SLC 500 1746-NI4 Installation Instruction page 5

Analog Input A/D Characteristics
NI4, NIO4I, & NIO4V
Input Range
±10V dc -1 LSB
0 to 10V dc -1 LSB
0 to 5V dc
1 to 5V dc
±20 mA
0 to 20 mA
4 to 20 mA
FIO4I and FIO4V
Input Range
0 to 10V dc -1 LSB
0 to 5V dc
1 to 5V dc
0 to 20 mA
4 to 20 mA
Analog Output D/A Characteristics
The analog modules have the same output characteristics.
Module Output Range
FIO4I 0 to 21 mA - 1
LSB
NIO4I
0 to 20 mA
NO4I
4 to 20 mA
FIO4V ±10V dc - 1 LSB
0 to 10V dc -1
NIO4V
LSB
NO4V
0 to 5V dc
1 to 5V dc
Analog Module Hardware Features
The module contains a removable terminal block providing connection for the
analog input and/or output channels, which is specifically designed to interface
Decimal Range
(input image table)
-32,768 to +32,767
0 to 32,767
0 to 16,384
3,277 to 16,384
±16,384
0 to 16,384
3,277 to 16,384
Decimal Range
(input image table)
0 to 4095
0 to 2047
409 to 2047
0 to 2047
409 to 2047
Decimal Range
(output image
table)
0 to 32,764
0 to 31,208
6,242 to 31,2089
-32,768 to +32,764
0 to 32,764
0 to 16,384
3,277 to 16,384
SLC 500™ Analog I/O Modules
Number of
Significant Bits
16
15
14
13.67
15
14
13.67
Number of
Significant Bits
12
11
10.67
11
10.67
Significant
Bits
13 bits
12.92 bits
12.6 bits
14 bits
13 bits
12 bits
11.67 bits
Publication 1746-IN008A-US-P
Nominal Resolution
305.176 mV/LSB
1.22070 mA/LSB
Nominal Resolution
2.4414 mV/LSB
9.7656 µA/LSB
Resolution
2.56348 µA/LSB
1.22070 mV/LSB
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