SR501OR Taco 1 Zone Switching Relay With Outdoor Reset

• Boiler Reset Control Relay
• Item Reset Control Relay
• Type Microprocessor PI Control
• Applicable Standard UL (Canada and US)
• Overall Dimensions 4-1/4" Width x 2-3/4" Depth x 5-1/4" Height
• Current Rating 12 Amp
• Input Supply Rating 120 Volt AC 1 Phase 60 Hertz
• Inclusions/Features Automatic Reset Ratio Calculation, Warm Weather Shut Down, Minimum Boiler Temperature Setting, Boiler Differential Setting, Boiler and Outdoor Sensor, LED Light
• Application Retrofit, Boiler
• Number of Zone 1
• Warranty 3 Year

Install Instructions

Full Outdoor Boiler Reset Control; Can Control System/Zone Valve Circulator; Over-Ride of Outdoor Reset when Dhw Tank is Calling; Easy to Install and Set; Front Mounted LED Light for Full Diagnostic Information; Typical Energy Savings is About 14 Percent with Some Customer Experiencing up to 30 Percent