Reference MVI56-CAS
♦
ControlLogix Platform
Teledyne CA Slave Module
ProSoft Technology, Inc.
Page 73 of 86
December 26, 2007
5.8.4 Exception Data Commands
The polled exception functionality is implemented in the module. The module
copies data that changes enough to meet exception requirements into an
exception table. The data must change more than the default dead-bands in
order to record an exception. The default dead-bands are:
Analog Dead-Band: 1000
Meter Dead-Band: 100
Tank Dead-Band: 0
Status Dead-Band: 0
Function Function
Name
Description
50
Exception Data Request Two modes are supported; Current Exceptions and All
Exception Data. The mode is selected by the update
bit in the master message.
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