FanCommand Function Block

TThe Fan Command parameter provides commands to the fan from the wall module.

Figure 1: Fan Command Function Block

Figure 2: Fan CommandProperty Sheet

Inputs

Input Name

Description

In

To provide the Fan Enable Command from the controller to the Wall module.

Table 1: Inputs of FanCommand Function

Output

Output Name

Description

Out

To provide the Final Fan Enable Command from wall module to the controller.

Table 2: Output of FanCommand Function

Parameters

Parameter Name

Description

Sylk device

Select the required device from the drop-down menu.

Status

Read-only point. Shows the status of the parameter. (alarm, fault, overridden, disabled, down, stale, null, unackedAlarm). For further details see Sylk Component Status Behaviors.

faultCause

Read-only point. Indicates the reason why the parameter is in fault. This property is empty unless a fault exists. When there are more than one errors, the fault cause shows only the error which is at the top of the list of errors. If the error is corrected, the next error is shown.

pollInterval

Poll interval is the time between the end of a timeout period or completion of a network request, and the next request for data on the network.

enableFD

Fail Detect is the time until the IRM controller is notified of a failure on this point.

"true": If the parameter has not received an update from the IRM network source in the fail detect time, then an alarm is generated, and the present Value is set to Invalid.

Note: Fail detect time depends on the update rate configured.

"false": False means the object retains the last value that was written to it until a IRM network source changes it or the IRM controller has a power outage or reset.

Fanstates

Select the States of the Fan command from the workbench as per requirement.

fanstateValues

Set the Fan State Values as per requirement

tR7XConfig

Default Fan State: Set the default state of Fan Command

SetAsNetworksetpoint

This option allows you to specify, if the param needs to be configured as network set point or output only param. If you select Yes, then you have access to write and read values, if No selected you only have access to read values from sylk device.

Out Save

Master Sync Enabled : If you set it to "true" the last output will be set as output for one cycle after the controller restarts. The application can use it to return to the same state before the controller restart.

Out: To enable or disable the Out feature.

Table 3: Parameters of FanCommand Function

Refer to General Description for general information about IRM N4 Function Blocks.