Analog input data format, Configuring analog input module – Rockwell Automation 1790D-NOV2/TNOV2 CompactBlock LDX Analog Modules User Manual

Page 41

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Publication 1790-UM001A-EN-P - March 2002

Module Data, Status, and Channel Configuration for Analog Input Modules 3-7

Analog Input Data Format

Analog input data is presented as raw/proportional. The full 12-bit
resolution is used over the entire span of the input full scale range, as
shown in Table 3.1.

Configuring Analog Input
Module

Configuring CompactBlock LDX modules is as easy as POINT and
click. RSNetWorx for DeviceNet™ allows you to simply identify the
network and configure the I/O modules with easy-to-use Electronic
Data Sheets (EDS). Just POINT to the field and click on your selection.

To obtain EDS files for use in configuration, go to:

http://www.ab.com/networks/eds.

EDS files for blocks with matching catalog numbers (for D-Shell and
terminal block versions) are the same. Thus on the website or in
RSNetWorx for DeviceNet, there may be only one catalog number
listed for both versions.

When using 3rd-party configuration software, simply load the EDS
files into the software and follow the vendor’s instructions.

Table 3.1

Module:

Input Full Scale
Range:

HEX Data Range:

Decimal Data
Range:

Input Resolution:

1790D-N4V0/-TN4V0

0-10V dc

0000-0FFF

0-4095

2.44mV

1790D-N4C0/-TN4C0

4-20mA

0000-0FFF

0-4095

3.90

µ

A

0-20mA

0000-0FFF

0-4095

4.88

µ

A

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