1769-if4i external power example – Rockwell Automation 1769-OF4VI Compact I/O Isolated Analog Modules User Manual

Page 112

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Publication 1769-UM014B-EN-P - May 2010

D-8 Configure Modules in a Remote DeviceNet System with a 1769-ADN DeviceNet Adapter

1769-IF4I External Power Example

In this example, channels 0 through 4 are used and external power is being
supplied from an external 24V dc power source. In addition, channels 0 and 1
are driven by 4 to 20 mA transducers, while channels 2 and 3 are driven by
devices generating 0 to 10V dc analog signals.

Throughput is not a concern for this application. However, noise immunity is.
Therefore, the filter frequency for maximum noise immunity, 50 Hz, has been
chosen. The analog input on channel 0 is used as the PV (input) value for a
PID loop. Therefore, the Data Format for this channel is Scaled-for-PID.
Channels 1 through 3 are not being used with a PID loop and have been
configured for the Raw/Proportional Data Format for maximum resolution.

Click OK, and your configuration for the 1769-IF4I analog input module is
complete.

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