The Tekmar 302P is a two-zone switching relay for hydronic heating systems. It allows connection of up to two thermostats and operates two circulators while providing priority control of zone 1. Features include pump exercising to prevent seizure, post-purge of the last operating zone for energy savings, and RoomResponse signal compatibility with modulating-condensing boilers.

Features

• Supports up to two thermostats and two circulators
• Zone 1 priority over zone 2 (ideal for indirect domestic hot water load)
• Pump exercising feature prevents circulator seizure during idle periods
• Post-purge of last operating zone to maximize energy savings
• RoomResponse output for modulating-condensing boiler integration
• LED indicators for each zone, priority status, end-switch and RoomResponse signal
• CSA C/US listed for indoor use only

Specs

Downloads

Specifications Sheet