
Demand Duo commercial controller (DDSTAT234)
Programming guide
Programming setup for the following Rinnai commercial systems:
• Demand Rapid with one INFINITY and a single pump
• Demand Duo (DD400-1000) with a single pump
• Demand Duo (DD400-1000) with two pumps
• Demand Duo (DD400-1000) in a circulating ring main system with two pumps