Product Description
The Tekmar Controls 423 is a Universal Reset Module designed for hydronic heating systems. It provides outdoor reset capabilities by adjusting water temperature to enhance comfort and efficiency in heating applications. This module can operate two on/off boilers or two modulating boilers concurrently.
- Suitable for managing Domestic Hot Water or Setpoint operations.
- Supports up to four outdoor reset water temperatures.
- Requires a Mixing Expansion Module for operation with mixing water temperatures.
Product Highlights
The 423 ensures effective temperature management for hydronic systems, contributing to energy savings and longer equipment life.
Product Information
Standard Information
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Brand: Tekmar Controls
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MPN: 423
Technical Specifications
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Packaged Weight: 1.9 lb (1638 g)
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Dimensions: 3-5/8 H x 5-3/8 W x 9/16 D (92 x 137 x 14 mm)
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Power Supply: Provided by interconnected Zone Manager
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DHW Pump Relay: 115 V (ac) 5 A, 1/4 hp
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Primary Pump Relay: 115 V (ac) 5 A, 1/4 hp
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Combined Load: 10 A Maximum
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Altitude: <3000 m (9840 ft)
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Ambient Conditions: Indoor use only, 32 to 122°F (0 to 50°C)
