HVAC

CONTROLLER

Tech 502 Variable Speed

• Assures Energy savings
• Equipment Payback in 1-3 years
• Easy to set up
• Reduces equipment wear
• Contributes to building LEED certification

5500 SERIES

Standard Features:
• Infinitely adjustable PID functions
• Individual field modifiable set points
• Pump elapsed time
• Real time clock
• Operator interface diagnostics
• Multi fault memory and recall
• On screen help fuction
• Manual and automatic alteration
• Automatic start of Lag Pump upon Lead Pumo Failure
• Manual System Control
• Membrane switches with LED indications of status of each switch
• End of curve protection (when optional flow meter is provided)