423 | Universal Reset Mofule - Four tN4, Mixing, Two Boiler, DHW & Setpoint | Tekmar
Documents and manuals
Tekmar 423 Documents
Overview
Details for 423
Universal Reset Mofule - Four tN4, Mixing, Two Boiler, DHW & Setpoint
The Universal Reset Module 423 is designed to operate all of the mechanical equipment in a hydronic heating system, except for zones, coordinating their operation through network communication. It can be used in applications ranging from a single zone of baseboard with an on/off boiler, to four temperature systems comprised of multiple fan coils, baseboard, mixed radiant floor zones, and two modulating/condensing boilers. This control regulates up to four space heating water temperatures through Outdoor Temperature Reset and Indoor Temperature Feedback. It is capable of controlling two on/off or modulating boilers, Domestic Hot Water, setpoint loads, and can expand up to 24 zones for each space heating water temperature (96 in total).
Features
- DHW priority (optional), setpoint operation
- Expandable up to 96 zones, two on/off or two modulating boiler control
- DHW post purge, DHW control
- Powered pump outputs, system setback (with optional timer)
- Controls up to 4 water temperatures (with use of up to 3 mix expansion modules), automatic boiler differential
- One touch overrides (with optional User Switch)
- Outdoor temperature reset, indoor temperature feedback
- Exercising, boiler protection
- Warm weather shut down, zone synchronization
Specifications
| Item Number | 423 |
| Brand | Tekmar |
| Category | tekmarNet Controls |
Reviews
