Rockwell Automation 1746-NI16V SLC 500 Analog Input Modules User Manual User Manual
Page 21
Publication 1746-UM001A-US-P
Quick Start for Experienced Users 2-7
8.
Write the ladder program.
Reference
11
12
13
14
15
9
10
8
6
7
4
5
0
1
2
3
Bit Number
Channel 0 data Word
(Variable input data)
Write the remainder of the ladder logic program that specifies how your analog input
data is processed for your application. In this procedure the module is located in slot 1.
Chapter 5
(Channel Configuration,
Data and Status)
Chapter 7
(Application Examples)
Your programming device’s
user manual.
0
0 0
0
0
0
0
0
0
0
0
0
0
0
0
0
1746-NI16 Module Input Image - Data Word
Class 1
(1)
(1) In Class 1, the error is ± 3 LSB of the Class 3 resolution.
Class 3
I:1.0
Channel 0 data word
14-bit integer (bits 1 and 0 = 00)
(2)
(2) Bits 1 and 0 of the data word are overwritten in Class 1 to indicate data from Channels 0 to 7
16-bit integer
I:1.1
Channel 1 data word
14-bit integer (bits 1 and 0 = 00)
16-bit integer
I:1.2
Channel 2 data word
14-bit integer (bits 1 and 0 = 00)
16-bit integer
I:1.3
Channel 3 data word
14-bit integer (bits 1 and 0 = 00)
16-bit integer
I:1.4
Channel 4 data word
14-bit integer (bits 1 and 0 = 00)
16-bit integer
I:1.5
Channel 5 data word
14-bit integer (bits 1 and 0 = 00)
16-bit integer
I:1.6
Channel 6 data word
14-bit integer (bits 1 and 0 = 00)
16-bit integer
I:1.7
Channel 7 data word
14-bit integer (bits 1 and 0 = 00)
16-bit integer
I:1.8
Channel 8 data word
14-bit integer (bits 1 and 0 = 01)
(3)
(3) Bits 1 and 0 of the data word are overwritten in Class 1 to indicate data from Channels 8 to 15
16-bit integer
I:1.9
Channel 9 data word
14-bit integer (bits 1 and 0 = 01)
16-bit integer
I:1.10
Channel 10 data word
14-bit integer (bits 1 and 0 = 01)
16-bit integer
I:1.11
Channel 11 data word
14-bit integer (bits 1 and 0 = 01)
16-bit integer
I:1.12
Channel 12 data word
14-bit integer (bits 1 and 0 = 01)
16-bit integer
I:1.13
Channel 13 data word
14-bit integer (bits 1 and 0 = 01)
16-bit integer
I:1.14
Channel 14 data word
14-bit integer (bits 1 and 0 = 01)
16-bit integer
I:1.15
Channel 15 data word
14-bit integer (bits 1 and 0 = 01)
16-bit integer