User Manual Owner manual

Rockwell Automation Publication 1715-UM001C-EN-P - March 2014 197
Configure the Redundant I/O System Chapter 5
12. Click OK.
Step 2: Add a 1715-OF8I Analog Output Module in Simplex Mode
1. Add the new module, referring to page 172.
2. Select the 1715-OF8I Analog Output Module, referring to step 2
on page
192, and click OK.
Program Mode For a channel, choose the behavior of the output channel when there is a transition to Program mode.
Choose between Hold Last State and Use Program Value. The default is Hold Last State.
Program Value Enter a program value (between -9999999…99999999). The Program Value must also be in the
range of Low Alarm <= Program Value <= High Alarm. The default is 0.0.
Program Value is enabled (excluding Hard Run mode) when the Program mode is set to Use Program
Value. Program Value is dimmed (including Hard Run mode) when the Program mode is set to Hold
Last State.
Ramp to Program Value Check the Ramp to Program Value checkbox to transition the channel from the current value to the
program value (when in Program mode and limited by Ramp Rate). The default is cleared.
Ramp to Program Value is enabled (excluding Hard Run mode) when the Program mode is set to Use
Program Value. Ramp to Program Value is dimmed (including Hard Run mode) when the Program
mode is set to Hold Last State.
Program Mode Communication Failure Output State Choose the output state when there is communication failure in Program mode (Program mode or
Fault mode). The default is Program mode.
Ramp Rate Displays the Ramp Rate for the channel as it is displayed on the Module Properties dialog box - Limits
tab (1715-OF8I). To change this value, enter a Ramp Rate value on the Module Properties dialog box -
Limits tab (1715-OF8I).
Ramp Rate is enabled when online in the following:
• Program mode
• Remote Program mode
• Remote Run mode
Table 39 - Fault/Program Action Parameters for Analog Output Duplex Module
Parameters Description