Setting An Idle Action - Allen-Bradley 1769-SM1 User Manual

Compact i/o to dpi/scanport module
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3-16
Configuring the Module

Setting an Idle Action

By default, when the controller is idle, the drive responds by faulting if it
is using I/O from the 1769-SM1. You can configure a different response
to an idle controller using Parameters 09 - [Idle Action 1], 26 - [Idle
Action 2], and 43 - [Idle Action 3] for each respective connected drive.
ATTENTION: Risk of injury or equipment damage exists.
Parameters 09 - [Idle Action 1], 26 - [Idle Action 2], and 43 - [Idle
!
Action 3] let you determine the action of the 1769-SM1 module and
each connected drive if communications are disrupted or the controller
is idle. By default, each of these parameters faults its respective drive.
You can set each parameter so that the respective drive continues to run.
Precautions should be taken to ensure that the settings of these
parameters do not create a hazard of injury or equipment damage.
To change the Idle Action
Set the values of Parameters 09 - [Idle Action 1], 26 - [Idle Action 2],
and 43 - [Idle Action 3] to the desired responses:
Value Action
0
Fault (default) The drive is faulted and stopped. (Default)
1
Stop
2
Zero Data
3
Hold Last
4
Send Flt Cfg
(1)
"Stop" Idle Action is not supported for SCANport connected channels. If this setting is used, the
"Fault" action will be used instead.
Figure 3.17 Fault Action Screens on an LCD HIM
Port 2 Device
1769-SM1
Parameter #: 09
Idle Action 1
Fault
Changes to these parameters take effect immediately. A reset is not
required.
Description
The drive is stopped, but not faulted.
The drive is sent 0 for output data after a communications
disruption. This does not command a stop.
The drive continues in its present state after a communications
disruption.
The drive is sent the data that you set in the fault configuration
parameters (e.g. Parameter 10 - [Flt Cfg Logic 1] through
Parameter 19 - [Flt Cfg D2 In1] for CH1 drive).
Port 2 Device
1769-SM1
Parameter #: 26
Idle Action 2
0
Fault
(1)
Port 2 Device
1769-SM1
Parameter #: 43
Idle Action 3
0
Fault
0

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