Supply Air Temperature Reset Calculator

Calculate optimal supply air temperature reset based on zone demand.

Minimum SAT setpoint (typically 55°F).
°F
Maximum SAT setpoint (typically 65°F).
°F
Average position of all VAV dampers in system.
%
Degrees reset per 10% damper change.
°F/10%

Results

Reset Supply Air Temperature-°F
Estimated Energy Savings-%
Trim & Respond Action-
References: ASHRAE Guideline 36, Section 5.16 (Supply Air Temperature Control)