Lennox' Timer-Minimum Run (49K02) features a simple user interface, 95 dB audible beeper, easy setup and maintenance, large size front display, magnetic reed switch delay start feature, 0.3% accuracy on demand and 15-minute minimum run rate. Other options that come with the 49K02 device include: non-volatile memory retention when power is interrupted and lighted indicator lamp.
The Timer-Minimum Run is a convenience item which allows the installer to set the temperature to run continuously for a period of time. It can be preset up to 64 hours. The minimum run time is 1 hour and any portion of the hour will be run.
Lennox's 49K02 timer-minimum run is used to operate water-source heat pump systems.
This Lennox Electronic Minimum Run Timer, model 49K02, is designed for use with the Lennox XC21 X-10 Hot Surface Igniter. The timer will control the ignition of up to 10 burners and up to 20 lights. The unit has two (2) inputs and two (2) outputs. This timer can be configured as a series or parallel circuit.
The Lennox 49K02 minimum-run timer with one to five-day programming controls an HVAC system
Lennox Heating and Cooling Thermostat, Minimum Run, 1-Hour Cycle Time (49K02)
Pump protection with minimum run timer and function settings, Split-phase operation, Earth leakage protection with automatic reset, Flame failure protection, High energy efficiency, Advanced temperature compensation system, Improved sensing accuracy