Symbio 700 - 0 to 100% Economizer Precedent 6 to 12.5 Tons
Summary:
Symbio 700 supports a 0 to 100 percent economizer damper which requires a discharge air temperature sensor to be installed for economizer cooling. There are four configurable economizer types: fixed dry bulb, differential dry bulb, reference enthalpy, and comparative enthalpy.
| Model Number: | Used With: |
| FIAECON002* | T/YS*072-150 |
Introduction:
Read this manual thoroughly before operating or servicing this unit. Click the e-library image below to download a PDF of the 0 to 100% Economizer Installation Instructions.
General Information:
- The economizer damper is pre-configured at the factory for downflow applications. Reconfigure the damper for horizontal applications.
Configuration:
From the Home screen > Settings > View Configuration > Edit > Proceed
- Outside Air = 0 - 100% Economizer
- Remote Minimum Position = Not Installed
- Space Pressure Control = Not Installed, Relief Fan Only (Power Exhaust Fan)
- Economizer Type = Dry Bulb, Reference Enthalpy, Differential Dry Bulb, Comparative Enthalpy
Power Exhaust (Space Pressure Control):
For more information about Power Exhaust click the link below:
Possible Alarms:
- Excessive Outdoor Air
- Outdoor Air Damper Not Modulating
- Unit Economizing When It Should Be
- Unit Not Economizing When It Should
Required Sensors:
- While the configuration parameters will be used to determine which method of economizer control will be utilized, the table below describes the needed sensors for each control method.
Download:
- Click the e-library symbol for the latest version of the 0 to 100% Economizer Installation Instructions
- Click the e-library symbol for the latest version of the Symbio 700 Precedent Controller Application Guide
WARNING:
Information in this article is intended for use by individuals possessing adequate backgrounds of electrical and mechanical experience and who comply with all federal, state, and local laws, rules, orders, or regulations related to the installation, service, or repair of a heating or central air conditioning product. Any attempt to install, service, or repair a heating or central air conditioning product may result in personal injury and/or property damage. The manufacturer or seller cannot be responsible for the interpretation of the information contained herein, nor can it assume any liability in connection with its use.