Attributes (Discharge Air Setpoint Reset) - Johnson Controls - Metasys - LIT-12011147 - Software Application - Controller Configuration Tool - 15.0

Controller Tool Help

Brand
Johnson Controls
Metasys
Product name
Controller Configuration Tool
Document type
User Guide
Document number
LIT-12011147
Version
15.0
Revision date
2022-11-18
Language
English

Table 1 describes the attributes used by the Discharge Air Setpoint Reset modules.

Table 1. Discharge Air Setpoint Reset Attributes

Name

Type 1

Description

Default Value

CDTHI-SP, DATHI-SP, or HDTHI-SP (Discharge Air High Setpoint)

 

Defines the Discharge Air Setpoint when the OA Temperature input equals the OA Reset B value.

Depends on use

(°C, °F)

CDTLO-SP, DATLO-SP, or HDTLO-SP (Discharge Air Low Setpoint)

 

Defines the Discharge Air Setpoint when the OA Temperature input equals the OA Reset A value.

Depends on use

(°C, °F)

CDT-OARSTA, DAT-OARSTA, HDT-EARSTA, HDT-OARSTA, or HDT-RARSTA (OA Reset A)

 

Specifies that when OA Temperature equals this value, the Discharge Air Setpoint equals the Discharge Air Low Setpoint.

Depends on use

(°C, °F)

CDT-OARSTB, DAT-OARSTB, HDT-EARSTB, HDT-OARSTB, or HDT-RARSTB (OA Reset B)

 

Specifies that when the OA Temperature equals this value, the Discharge Air Setpoint equals the Discharge Air High Setpoint.

Depends on use

(°C, °F)

CDT-SP or HDT-SP (Discharge Air Setpoint)

G, V

Discharge Air Setpoint as determined by this module based on the OA Temperature level.

Depends on use

(°C, °F)

OA Temperature

 

Serves as a reset variable for determining the effective DA-T Setpoint.

22 °C, 72 °F

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