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Comparison

Programmable and Non-Programmable Thermostats

More scheduling is not always better. In rented and public buildings, the schedule is often the thing that goes wrong.

What a schedule actually saves

Setback during unoccupied hours is where the energy saving comes from. A building that empties every evening and weekend has far more to gain than one occupied continuously.

How much resolution is useful

Most of our programmable models hold six times and six temperatures per day. ST2303 and S2303RF instead offer 48 time slots with two temperature levels, which gives half hour resolution between a comfort and a setback level.

ST2303 230V programmable room thermostat with digital LCD and blue backlight
230V Energy Saving Easy-operated Heating Element Programmable Room Thermostat — view the specification

Why operators specify non-programmable

In hotels, rentals and care housing the operator sets the policy and the occupant sets a temperature. Removing the schedule removes the most common source of service calls, which is why so much of our range ships without one.

The middle ground

STN1220 holds four periods that repeat every day, under WAKE, LEAVE, RETURN and SLEEP. That covers a constant daily routine without a weekly schedule to maintain.

STN1220 non-programmable air conditioner thermostat with four daily periods
Smart Air Conditioner Home Thermostat Digital Non programmable Thermostat — view the specification

Getting both from one part number

Several platforms, including STN605, STN615 and the builder series, can be set to 7 day, 5/1/1 or non-programmable in setup. One SKU then covers scheduled and unscheduled rooms in the same building.

Answers

Questions On This Topic

Can we stop occupants changing the schedule?

Yes. Keypad lockout is available on most programmable models, and setpoint limits cap the temperature range separately.

Do you preload schedules before shipment?

Yes. Send us the daily periods and we write them at the factory.

Does a manual override erase the programme?

No. It changes the current period only and the unit returns to the stored schedule.

Need This Checked Against Your System?

Send the equipment details on WhatsApp and we will confirm which of our models matches before you order.