1. Introdução
The PGST WiFi+GSM 2G Smart Home Alarm System (Model PG109-2G-A1) provides a comprehensive security solution for your home or office. This advanced system features dual network connectivity, utilizing both WiFi and GSM 2G for reliable communication. It includes an intuitive LCD screen with capacitive touch buttons and integrates seamlessly with the Tuya Smartlife app for convenient control from your smartphone. The system supports up to 4 wired zones and 99 wireless zones, allowing for extensive customization and expansion with various sensors and accessories. This manual will guide you through the installation, operation, and maintenance of your alarm system.
2. Conteúdo da embalagem
Verifique se todos os itens listados abaixo estão incluídos em seu pacote. Caso algum item esteja faltando ou danificado, entre em contato com o suporte ao cliente.
- 1 x PGST Alarm Hub (Main Unit)
- 8 sensores de porta/janela
- 4 x Controles remotos
- 1 x Siren (120dB)
- 1 x Motion Detector
- 2 x RFID Tags
- Adaptador de energia
- Manual do usuário
3. Informações de segurança
Read all instructions carefully before using the product. Keep this manual for future reference.
- Do not expose the main unit to water or moisture.
- Certifique-se de que o adaptador de energia esteja conectado corretamente a uma fonte de alimentação adequada.
- Use apenas o adaptador de energia fornecido.
- Mantenha o dispositivo longe de altas temperaturas e da luz solar direta.
- Não tente reparar ou modificar o dispositivo por conta própria. Contate pessoal qualificado para obter assistência técnica.
- Descarte as baterias de acordo com os regulamentos locais.
4. Configuração
4.1 Initial Setup of the Alarm Hub
- Conexão de energia: Connect the power adapter to the alarm hub and plug it into a wall outlet. The system will power on automatically.
- SIM Card Installation (Optional for GSM Functionality): If you intend to use the GSM 2G feature, insert a compatible 2G SIM card into the designated slot on the alarm hub. Ensure the SIM card is activated and has sufficient credit for calls and SMS.
- Configuração inicial: Follow the on-screen prompts on the LCD display to set the date, time, and language.
4.2 Instalação do aplicativo e criação de conta
- Baixe o aplicativo: Procurar "Tuya Smart" or "Smartlife" in your smartphone's app store (Google Play Store for Android or Apple App Store for iOS). Download and install the app.
- Registrar/Login: Open the app and follow the instructions to create a new account or log in if you already have one.
4.3 Conectando ao WiFi
The alarm system supports 2.4 GHz WiFi networks only. 5 GHz networks are not supported.
- Habilitar modo de emparelhamento: On the alarm hub, navigate to the WiFi settings and select "EZ Mode" or "AP Mode" for network pairing. Refer to the on-screen instructions for specific steps.
- Adicionar dispositivo no aplicativo: Open the Tuya Smart/Smartlife app, tap the "+" icon to add a new device. Select "Security & Video Surveillance" then "Alarm (Wi-Fi)".
- Conecte-se ao Wi-Fi: Follow the in-app instructions to connect the alarm hub to your 2.4 GHz WiFi network. You will need to enter your WiFi password.
- Confirmação: Once connected, the app will confirm the successful addition of the device.
4.4 Adding Wireless Sensors and Accessories
The system uses wireless code learning to add new accessories.
- Entre no modo de aprendizagem: On the alarm hub, navigate to the "Accessories" or "Sensor Management" menu and select "Add Sensor" or "Learning Mode".
- Ativar Sensor: Trigger the sensor you wish to add (e.g., separate the two parts of a door/window sensor, press the button on a remote control, or trigger the motion detector). The alarm hub will beep to confirm successful pairing.
- Assign Zone: Assign the newly added sensor to a specific zone and rename it for easy identification (e.g., "Front Door," "Living Room Motion").
- Repita: Repeat this process for all door/window sensors, motion detectors, remote controls, and RFID tags.

Image: PGST Alarm Hub with door/window sensors, motion detector, and remote controls.
This image displays the main alarm hub alongside several included accessories, such as door/window sensors, a motion detector, and remote controls, illustrating the complete system components.
5. Operando o Sistema
5.1 Armar e Desarmar
The system offers multiple arming modes:
- Armar (Modo Ausente): Activates all sensors. Use when leaving the premises.
- Armar em casa (Modo de espera): Activates perimeter sensors (e.g., door/window sensors) while allowing movement within the property.
- Desarmar: Deactivates all sensors.
You can arm/disarm using the alarm hub's keypad, remote controls, RFID tags, or the Tuya Smart/Smartlife app.
5.2 Função SOS
In case of an emergency, press the SOS button on the alarm hub or a remote control. The system will immediately trigger the siren and send emergency notifications to pre-programmed contacts via SMS or call (if GSM is active).

Image: Remote control with SOS button.
This image highlights the dedicated SOS button on the remote control, designed for immediate emergency activation of the alarm system.
5.3 Two-Way Voice Intercom
The alarm hub supports two-way voice communication. When an alarm is triggered or a call is initiated, you can speak and listen through the alarm hub, allowing for direct communication with occupants or monitoring personnel.

Image: Illustration of two-way voice intercom.
This image illustrates the two-way voice intercom feature, showing a user communicating through the alarm panel with another person, enabling real-time audio interaction.
5.4 Controle por voz (Alexa/Google Home)
The PGST alarm system is compatible with Amazon Alexa/Echo and Google Home. To enable voice control:
- Vincular conta: In the Alexa or Google Home app, enable the "Tuya Smart" or "Smartlife" skill/service and link your account.
- Descubra dispositivos: Peça ao seu assistente de voz para descobrir novos dispositivos.
- Comandos de voz: You can now use voice commands to arm or disarm your system (e.g., "Alexa, disarm my home").

Image: Alarm system supporting Alexa voice control.
This image demonstrates the alarm system's compatibility with Amazon Alexa, showing a user disarming the system via voice command, highlighting the convenience of smart home integration.
5.5 APP Notifications
The Tuya Smart/Smartlife app provides real-time alarm notifications directly to your smartphone. Notifications will indicate the specific zone that triggered the alarm, allowing for quick identification of the event location.
6. Manutenção
6.1 Substituição da bateria
The alarm hub has a built-in backup battery providing approximately 8.5 hours of operation during a power outage. Wireless sensors are battery-powered and will send low battery alerts to the app and the main unit when replacement is needed.
- Main Unit Backup Battery: The main unit includes a CR2032 battery. This is primarily for maintaining settings and clock during short power interruptions. The main power supply is essential for full functionality.
- Sensores sem fio: Replace batteries in wireless sensors promptly when low battery notifications are received. Refer to the specific sensor's design for battery type and replacement instructions.

Image: Alarm hub with backup battery indicator.
This image shows the alarm hub's display indicating the status of its low power consumption and the presence of an 8.5-hour backup battery, ensuring continued operation during power failures.

Image: Low battery alert for wireless sensors.
This image illustrates the system's ability to detect and notify users when wireless sensor batteries are low, showing an alert on the alarm panel and the mobile app, prompting timely battery replacement.
6.2 Limpeza
Wipe the alarm hub and sensors with a soft, dry cloth. Do not use liquid cleaners or abrasive materials.
7. Solução De Problemas
If you encounter issues with your PGST alarm system, refer to the following common solutions:
| Problema | Possível causa | Solução |
|---|---|---|
| System not connecting to WiFi | Incorrect WiFi password; 5 GHz network used; router too far. | Verify password; ensure 2.4 GHz network; move hub closer to router or use a WiFi extender. |
| Os sensores não estão emparelhando. | Sensor not in learning mode; battery low; too far from hub. | Ensure hub is in learning mode; replace sensor battery; move sensor closer to hub. |
| No GSM calls/SMS | SIM card not inserted correctly; SIM card not activated; no credit; 2G network unavailable. | Reinsert SIM card; contact service provider to activate/add credit; check 2G network coverage. |
| Alarmes falsos | Improper sensor placement; sensitivity too high (motion detector); environmental factors. | Adjust sensor placement; reduce motion detector sensitivity; ensure no drafts or pets trigger sensors. |
8. Especificações
| Fabricante | PGST |
| Número do modelo | PG109-2G-A1 |
| Dimensões (CxLxA) | 18 x 12 x 8 cm |
| Peso | 890 g |
| Conectividade | Wireless (WiFi 2.4GHz, GSM 2G) |
| Fonte de energia | Battery-powered (Main unit: CR2032 included, external power adapter; Sensors: various batteries) |
| Nível sonoro (sirene) | 120 decibéis |
| Método de controle | App (Tuya Smart/Smartlife), Remote Control, Keypad, RFID |
| Dispositivos compatíveis | Smartphones, Tablets, Amazon Alexa, Google Home |
| Componentes incluídos | Alarm Hub, 8 Door/Window Sensors, 4 Remote Controls, 1 Siren, 1 Motion Detector, 2 RFID Tags |
9. Garantia e Suporte
PGST products are designed for reliability and performance. For warranty information, please refer to the documentation provided with your purchase or contact your retailer. If you encounter any issues or require technical assistance, please contact PGST customer support. Our team is available to help with setup, troubleshooting, and general inquiries.
Note: Customer service contact details are typically found on the product packaging or the official PGST website.





