Specifications

Analog Input Modules
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STB ACI 0320 Functional Description
Functional
Characteristics
The STB ACI 0320 module is a four-channel module that handles analog input data
from up to four field sensors operating in a 4 to 20 mA (default) or 0 to 20 mA current
range. The following operating parameters are user configurable:
z analog input range
z analog input data format
z offset
z maximum count
z averaging
z channel operation (enable/disable)
Using the RTP feature in your NIM, you can access the value of the following
parameters:
z offset
z maximum count
z averaging
Refer to the Advanced Configuration chapter in your NIM manual for general
information on RTP.
Range You may configure the operating range of the STB ACI 0320 on a per-channel basis.
z 4to20mA (default)
z 0to20mA
Input
Data Format
By default, the data format is signed values with 15-bit resolution.
If you are using the Advantys configuration software, you can change the data
format to unsigned values with 16-bit resolution.
The input data format that you use affects the offset and maximum count value
ranges available to you.
Note: Standard NIMs with firmware version 2.0 or higher support RTP. RTP is not
available in Basic NIMs.
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