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How to Configure Airflow in a High Capacity Uniflair Unit
Issue:
This document describes how to Configure Airflow in a High Capacity Uniflair Unit.
Product line:
High capacity Models 4500/5000.
Environment:
All Serial Numbers.
Cause:
Install.
Resolution:
• Fan Speed: 40-100%
• Fan Off Delay: 10-60 sec
• Fan Speed Control by CW Valve: Enable/Disable
• Fan Control Type with CW Valve Speed Control: Together/Sequential
• MIn. Fan Speed When Controlled by CW Valve Position:40-100%
• Max. Fan Speed When Controlled by CW Valve Position: 40-100%
• Fan Speed Modulation with CW Valve Position Proportional Band: 0.5-9.9°C (32.9-49°F).
• Fan: Controlled by AFPS: Enables the fan controlled by the AFPS.
• Fan: AFPS on Unit: Enables the fan on the AFPS.
• AFPS Setpoint: 0.0-100.0 Pa
• AFPS Low Air Pressure Threshold: 0.0-625 Pa
• AFPS Max. Fan Speed: 40-100%
• AFPS Min. Fan Speed CW: 40-100%
• Fan AFPS Control Type:
Standard: Uses standard proportional-integral-derivative controller (PID) control settings.
Advanced: Uses a wider range of PID control
• AFPS Deadband: 0.0-100 Pa
• AFPS Proportional Band: 0.0-999.8 Pa