Увод
This manual provides detailed instructions for the installation, operation, and maintenance of the Venstar T4900 Commercial Voyager Wi-Fi Programmable Thermostat. The T4900 is designed for commercial applications, offering advanced control over heating and cooling systems with features such as Wi-Fi connectivity, Alexa compatibility, and multi-stagе програмирање.
Please read this manual thoroughly before attempting installation or operation to ensure proper functionality and to avoid potential damage to the unit or your HVAC system.
Безбедносне информације
- Always turn off power to the heating and cooling system at the main fuse or circuit breaker panel before installing or servicing the thermostat.
- Installation should be performed by a qualified HVAC technician or electrician.
- Уверите се да су сви прикључци ожичења безбедни и да су у складу са локалним електричним прописима.
- Do not short circuit the terminals on the gas valve or primary control to test the thermostat. This will damage the thermostat and void the warranty.
- This thermostat operates on 24 Volts AC. Do not connect to line voltagе (120В/240В).
Садржај пакета
Проверите да ли ваш пакет садржи следеће ставке:
- Venstar T4900 Commercial Voyager Thermostat
- Опрема за монтажу (шрафови и зидни типлови)
- Installation Guide / User Manual (this document)

Image: Venstar T4900 Thermostat shown alongside its retail packaging, illustrating the product as it appears when unboxed.
Подешавање и инсталација
1. Локација
Инсталирајте термостат приближно 1.5 метара изнад пода у просторији са добром циркулацијом ваздуха, даље од директне сунчеве светлости, промаје и извора топлоте. Избегавајте места близу прозора, врата или вентилационих отвора који би могли утицати на очитавања температуре.
2. Искључите напајање
Before beginning installation, ensure the power to your HVAC system is completely turned off at the circuit breaker.
3. Уклоните стари термостат
Carefully remove your old thermostat from the wall. Take a picture of the existing wiring connections before disconnecting any wires. Label each wire with the terminal designation it was connected to.
4. Mount the New Thermostat
- Одвојите предњи поклопац од основе термостата.
- Position the thermostat base on the wall, feeding the wires through the opening.
- Mark the mounting holes. Drill pilot holes if necessary.
- Secure the thermostat base to the wall using the provided screws and anchors.

Слика: Позади view of the Venstar T4900 Thermostat, showing the wiring terminals and mounting plate for installation.
5. Ожичење
Connect the wires to the corresponding terminals on the T4900 thermostat base. Refer to the wiring diagram specific to your HVAC system type (e.g., conventional, heat pump). The T4900 supports 4 Heat Stages & 2 Cool Stagес.
Важно: If only 4 wires are available for installation, the Venstar Add-A-Wire accessory (PN# ACC0410) may be required. Consult the Add-A-Wire installation instructions for details.
6. Attach Front Cover and Power On
Once wiring is complete, carefully attach the front cover to the thermostat base. Restore power to your HVAC system at the circuit breaker.
7. Почетна конфигурација
Upon first power-up, the thermostat may guide you through initial setup steps, including system type selection and basic date/time settings. Follow the on-screen prompts.

Слика: Фронт view of the Venstar T4900 Thermostat, displaying its screen and control buttons.
Упутство за употребу
Дисплеј и дугмад
The T4900 features a large, easy-to-read display with adjustable backlight intensity and backlit, color-coded buttons for intuitive control.
- Стрелице горе/доле: Adjust temperature setpoints, navigate menus, and change settings.
- Дугме за режим: Циклира кроз системске режиме (грејање, хлађење, аутоматски, искључено).
- Дугме вентилатора: Cycles through fan modes (Auto, On).
- Дугме менија: Accesses advanced settings and programming options.
Програмирање
The T4900 offers flexible programming options:
- 7-Day Programming: Прилагодите распореде за сваки дан у недељи.
- 5+1+1 Day Programming: Set one schedule for weekdays, and separate schedules for Saturday and Sunday.
- 1-Day Programming: A single schedule applies to all days.
- Up to 3 Occupied Periods Per Day can be programmed.
- 365 Day Holiday Programming: Allows for specific holiday schedules.
Access programming settings via the Menu button and follow the on-screen instructions to set desired temperatures and times for each period.
Wi-Fi Connectivity and Smart Features
For Wi-Fi operation and smart features, the Venstar Wi-Fi Module (Part Number: ACC-VWF1) is required. Once installed and configured, you can:
- Control the thermostat remotely via a smartphone app.
- Integrate with Amazon Alexa for voice control.
- Utilize Advanced Demand Response (ADR) capabilities.
- Receive Equipment Fault Detection (FDD) notifications.
- Access API for 3rd party monitoring and control systems.
Refer to the ACC-VWF1 module's specific instructions for Wi-Fi setup and app integration.
Напредне функције
- Adjustable Deadbands and Timers: Configure the temperature differential and minimum run times between stagес.
- Remote Sensor Averaging: The thermostat can average readings from one remote sensor with its internal sensor.
- Pre-Occupancy Fan Purge: Circulates air before occupancy periods.
- Light Activated: Features that respond to ambient light conditions.
- Energy Watch: Monitors and displays energy usage data.
Одржавање
Чишћење термостата
To maintain the appearance and functionality of your thermostat:
- Обришите спољашњост меком, дamp тканина.
- Немојте користити абразивна средства за чишћење или раствараче.
- Уверите се да влага не улази у унутрашње компоненте.
The Venstar T4900 does not use batteries; it is powered by your HVAC system's 24V AC supply.
Решавање проблема
| Проблем | Могући узрок | Решење |
|---|---|---|
| Дисплеј термостата је празан. | Нема струје на термостату. | Check the circuit breaker for your HVAC system. Ensure all wiring connections are secure. |
| Систем грејања/хлађења не реагује. | Incorrect system mode, wiring issue, or system fault. | Verify the thermostat is in the correct mode (Heat/Cool/Auto). Check wiring connections. If FDD (Equipment Fault Detection) is enabled, check for fault notifications. |
| Очитавања температуре изгледају нетачна. | Thermostat location, sensor issue. | Ensure the thermostat is not exposed to direct sunlight, drafts, or heat sources. If using a remote sensor, verify its placement and connection. |
| Повезивање на Ви-Фи није могуће. | Wi-Fi module not installed, incorrect setup, network issues. | Осигурајте ACC-VWF1 Wi-Fi Module is correctly installed. Follow the Wi-Fi module's specific setup instructions. Check your Wi-Fi network status. |
For further assistance, please contact Venstar customer support.
Спецификације
| Бранд | Венстар |
| Назив модела | Venstar T4900 Commercial Voyager |
| Тип контролера | Wi-Fi, Amazon Alexa (with ACC-VWF1 module) |
| Посебне карактеристике | Phone App Available, Temperature Sensor, Humidity Sensor, Dehumidification Control, 7-Day Programmable, 365 Day Calendar, Pre-occupancy Fan Purge, Up to 4 Hours Override, ADR Ready, FDD Notification, API for 3rd party monitor & control |
| Боја | Бела |
| Специфичне употребе за производ | HVAC Control (Heating, Cooling, Humidification, Dehumidification) |
| Тип контроле температуре | Both (Heating and Cooling) |
| Технологија повезивања | Wi-Fi (with ACC-VWF1 module), Z-Wave (optional, not specified in product details), Wireless (Wi-Fi) |
| Извор напајања | AC/DC (24 волти) |
| Волtage | 24 Волтс |
| Облик | Правоугаона |
| Дисплаи Типе | Дигитал |
| Тип контроле | Контрола дугмета |
| Контролни метод | Voice (via Alexa with ACC-VWF1), Manual Buttons |
| Цоннецтивити Протоцол | Ви-Фи |
| Тип монтаже | Валл Моунт |
| Позадинско осветљење | Да |
| Тежина артикла | 10.4 унци |
| Димензије производа | 2.3 к 6.3 к 5 инча |
| Број модела ставке | Т4900 |
| УПЦ | 748528959706 |
Информације о гаранцији
The Venstar T4900 Commercial Voyager Thermostat comes with a Двогодишња гаранција произвођача. Please retain your proof of purchase for warranty claims. For specific terms and conditions, refer to the warranty documentation included with your product or visit the official Venstar webсајту.
Подршка
If you require further assistance, have questions about installation, operation, or troubleshooting, please contact Venstar customer support:
- Visit the official Venstar webсајт за често постављана питања, документа за подршку и контакт информације.
- Contact your authorized Venstar dealer or installer.
For information on optional accessories like the Add-A-Wire (ACC0410) or Wi-Fi Module (ACC-VWF1), please refer to their respective documentation or the Venstar webсајту.





