LUX PSDH121B
Lux Pro PSDH121B Non-Programmable Thermostat User Manual
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The Lux Pro PSDH121B is a non-programmable thermostat designed specifically for heat pump systems. It supports 2 heat and 1 cool stages, providing reliable temperature control for your home. This model features a large, easy-to-read backlit display and simple temperature adjustment controls.

Фронт view of the Lux Pro PSDH121B Non-Programmable Thermostat, showing the digital display and control buttons.
Кључне карактеристике
- Брзо подешавање: Designed for easy installation and immediate use.
- Дуготрајно: Constructed with durable materials for extended reliability.
- Тест Моде: Temporarily disables the compressor delay for testing purposes.
- Температурне границе: Allows setting high and low temperature boundaries.
- Vertical or Horizontal Orientation: Flexible mounting options to suit your space.
- Велики екран са позадинским осветљењем: Ensures clear visibility of temperature readings and settings.
- Mode and Fan Control: Intuitive controls for system mode (Heat, Cool, Off, Emer) and fan operation (Auto, On).
- Simple Temperature Adjustment: Easy-to-use UP and DOWN buttons for setting desired temperature.
- Контрола калибрације: Allows for fine-tuning of temperature readings.
- Temperature Swing Adjustability: Offers 9 levels of temperature swing for customized comfort.
- Кашњење компресора: Features a selectable 2 or 5 minute compressor delay.
- Fahrenheit or Celsius Selection: User-selectable temperature display unit.

Diagram illustrating key features such as horizontal/vertical mount, dual power, large backlit display, and 5-year warranty.
Компатибилност система
The LUX PSDH121B thermostat is designed for use with single-stage heat pump systems that include auxiliary and/or emergency heat. These systems are typically known as 2-stagе топлота, 1-сtagе хладни системи топлотне пумпе.
Компатибилни системи:
- Heat Pump without Auxiliary Heat (24V)
- Heat Pump with Auxiliary Heat (24V)
Није компатибилно са:
- 24V Cooling Only Systems
- Лине Волtage (120-240V) Systems
- Portable Space Heaters
- Plug-in Air Conditioners

Visual representation of compatible and incompatible HVAC systems for the PSDH121B thermostat.
Инсталација и подешавање
Садржај пакета:

The package includes the Lux Pro PSDH121B Thermostat, 2 ST screws, 2 wall anchors, a wire label, and this instruction manual.
Дијаграм ожичења:
Refer to the following diagram for typical wiring of a heat pump system with auxiliary heat, also wired as emergency heat. Ensure to use either "B" or "O" terminal, but not both, depending on your heat pump's changeover valve type.

Detailed wiring diagram for connecting the PSDH121B thermostat to a typical heat pump system with auxiliary/emergency heat.
Монтажа:
The thermostat can be mounted in either a vertical or horizontal orientation. Use the provided screws and wall anchors for secure installation.
Упутство за употребу
Подешавање температуре:
Користите UP (▲) и ДОВН (▼) arrow buttons located below the display to increase or decrease the desired temperature setting.
Избор системског режима:
The system mode switch allows you to select between different operating modes:
- ХЛАДАН: Activates the cooling function.
- ВАН: Turns off both heating and cooling.
- ТОПЛОТА: Активира функцију грејања.
- EMER (Хитно грејање): Activates the emergency heating system, typically used when the primary heat pump is not functioning.
Selecting Fan Mode:
The fan mode switch controls the fan operation:
- АУТО: Вентилатор ради само када систем грејања или хлађења активно ради.
- НА: Вентилатор ради континуирано, без обзира на захтеве за грејање или хлађење.

Illustration of the temperature adjustment buttons and mode/fan switches on the thermostat.
Одржавање
Замена батерије:
The thermostat requires 2 AA batteries for operation. When the battery indicator appears on the display, replace the batteries promptly to ensure continuous operation. To replace, gently pull the thermostat body away from the wall plate to access the battery compartment.
Чишћење:
Обришите спољашњост термостата меком крпомamp тканина. Немојте користити абразивна средства за чишћење или раствараче.
Решавање проблема
| Проблем | Могући узрок | Решење |
|---|---|---|
| Нема приказа или празан екран | Dead batteries or no power. | Замените батерије. Проверите осигурач за HVAC систем. |
| Систем не реагује на подешавања термостата | Incorrect wiring, system mode, or fan mode. | Verify wiring connections. Ensure correct system mode (Heat/Cool/Emer) and fan mode (Auto/On) are selected. |
| Очитавање температуре делује нетачно | Thermostat location or calibration issue. | Ensure thermostat is not exposed to direct sunlight or drafts. Use calibration control if available (refer to advanced settings). |
| Heat pump short cycles or runs too frequently | Compressor delay setting or temperature swing. | Adjust compressor delay (2 or 5 minutes) or temperature swing settings to allow for longer cycles. |
Спецификације
| Бранд | ЛУКС |
| Назив модела | PSDH121B-010-FBA |
| Димензије производа | 1"Д к 3.5"Ш к 4.7"В |
| Тип контролера | Притисните дугме |
| Боја | Бела |
| Специфичне употребе за производ | Топлотна пумпа |
| Тип контроле температуре | Дигитал |
| Технологија повезивања | Виред |
| Укључене компоненте | PSDH121B-010 Mechanical Non-Programmable Thermostat |
| Извор напајања | АЦ ДЦ |
| Тежина артикла | 0.09 фунте (1.44 унци) |
| Волtage | 24 Волтс |
| Материјал | Пластика |
| Дисплаи Типе | Дигитал |
| Величина екрана | 2 инча |
| Контролни метод | Додир (дугмад) |
| Тип монтаже | Валл Моунт |
| Позадинско осветљење | Да |
| Батерије су потребне | 2 АА батерија |
| УПЦ | 021079031214 |
| Произвођач | EME Delaware |
| Датум првог доступног | 5. маја 2005. године |
Гаранција и подршка
Информације о гаранцији:
The Lux Pro PSDH121B Thermostat comes with a 5-year limited warranty. For detailed warranty terms and conditions, please refer to the documentation included with your product or contact LUX customer support.
Корисничка подршка:
For technical assistance, troubleshooting, or warranty claims, please contact LUX customer support. Visit the official LUX webсајт за контакт информације и додатне ресурсе.
Note: Always ensure to consult a qualified HVAC professional for complex installations or repairs.
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