Output state in program mode, Output state in fault mode – Rockwell Automation 1756-OF8H ControlLogix HART Analog I/O Modules User Manual

Page 108

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108

Rockwell Automation Publication 1756-UM533C-EN-P - February 2011

Chapter 7

Configure the Modules with RSLogix 5000 Software

Output State in Program Mode

These parameters are not available in Hard Run mode.

Output State in Fault Mode

These parameters are not available in Hard Run mode.

The module enters Program mode state if the Connection from Logix is
inhibited. If communication subsequently fails, all channels of the module remain
in Program mode.

The output signal goes to Fault mode when the controller faults or when
communication between an output module and its controller is lost. Output
State in Fault Mode appears dimmed in Hard Run mode.

Selecting

Configures the Output Channel for the Following When
the Controller Transitions from Run to Program Mode

Hold Last State

Leave the current output at its last value.

User Defined Value

Go to the specific value when the owner controller is switched
into Program mode. If you select this, enter a value from
9,999,999…99,999,999, default is 0.

Ramp to User
Defined Value

If Hold Last State - this field is disabled.
User Defined Value - check if you want the output to ramp to the
user-defined value at the specified ramp rate. The ramp rate is
selected from the output Limits tab.
If unchecked, output signal steps to the User Defined Value
immediately on entering Program mode.

Select

To configure the output module to one of these

Hold Last State

Leave the output signal at its last value.

User Defined Value

Go to a specific value if a fault occurs. If you click this button, enter a value
from -9,999,999…99,999,999, default is 0.

Ramp to User Defined
Value

If Hold Last State - This field is disabled.
If User Defined Value - You can check this if you want the output to ramp to
the user-defined value at the specified ramp rate. The ramp rate is selected
on the output Limits tab.
If unchecked, the output signal steps to the user-defined value immediately
on entering Fault mode.

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