Attributes (Load Filter) - Johnson Controls - Metasys - LIT-12011147 - Software Application - Controller Configuration Tool - 15.0

Controller Tool Help

Product name
Controller Configuration Tool
Document type
User Guide
Document number
LIT-12011147
Version
15.0
Revision date
2022-11-18

The following table describes the attributes used by this module:

Table 1. Load Filter Attributes

Name

Type 1

Description

Default Value

Enable

 

Enables or disables the module.

When this input is disabled, the Input passes directly to the Output.

When this input is enabled, the Input passes directly to the Output for the duration of the Startup Delay before passing the filtered value.

False

EWMA Present Value

 

Indicates the output of the second EWMA block.

0

Filter Enable

 

Enables or disables the filter calculation.

When this input is disabled, the Input passes directly to the Output.

When this input is enabled, the filtered value passes directly to the Output.

On

Set Name: Off/On

Input

 

Provides the input to the filter.

0

Output

G

Indicates the output from the filter.

0

Startup Delay

 

Indicates the duration that the Output uses the unfiltered value when the Enable input transitions from false to true.

15 minutes

State

 

Provides an output indicating the Off/On status of the module. Off means the output is unfiltered. On means filtering may be used.

Set Name: Off/On

Time Constant

 

Indicates the time required for a first-order system to reach 63% of its final magnitude given a 100% step change. This value is often represented by the symbol .

The repeated root filter reaches 63.6% of a step increase in 22.4% of the time constant, and reaches 96.4% of a step increase in 53% of the time constant.

20 minutes

1 C - Configuration Mode Only, G - Default Element (Generated State, if applicable), SC - Simulation and Commissioning Modes Only, V - Calculated Value (Outputs)