1. Introdução
This manual provides detailed instructions for the installation, operation, and maintenance of the Intermatic ETW2CP Wi-Fi Smart Timer. The ETW2CP is a 2-circuit, 365-day programmable timer designed for automating lights, pumps, and industrial equipment. It features remote control via the Intermatic Connect app and is suitable for both indoor and outdoor applications.
2. Informações de segurança
AVISO: Risk of electric shock. Installation and servicing must be performed by qualified personnel only. Disconnect power at the circuit breaker or fuse before installing or servicing. Follow all local and national electrical codes.
- Ensure power is disconnected before any wiring.
- Do not exceed the maximum load ratings of the device.
- This device is intended for permanent installation.
- Keep the enclosure door closed and latched when not in use to maintain its indoor/outdoor rating.
3. Produto acabadoview
The Intermatic ETW2CP is a sophisticated Wi-Fi enabled timer offering precise control over two independent circuits. Key features include:
- Agendamento de 365 dias: Supports up to 256 ON/OFF events and 64 holiday schedules.
- Acesso remoto: Control and monitor via the Intermatic Connect app.
- Dual SPDT Relays: Two independent Single-Pole Double-Throw outputs for versatile control.
- Indoor/Outdoor Enclosure: Plástico durável casing suitable for various environments.
- Volume Automáticotage Detecção: Compatible with 120-277 VAC input.
- Compatível com LED: Designed to work with modern LED lighting systems.
- Proteção contra perda de energia: Non-volatile memory retains programming during power outage.

Figure 1: Intermatic ETW2CP Wi-Fi Smart Timer with its cover open, showing the internal components and control panel. The left side of the enclosure displays product specifications and warnings, while the right side features control buttons, indicator LEDs, and terminal blocks for wiring connections.

Figura 2: Uma análise detalhada view of the ETW2CP's control panel. Visible elements include the MODE button, SERVICE, MANUAL, and AUTO indicator LEDs, NETWORK status LED, RESET button, and two circuit control buttons (1 and 2). Below these are the terminal blocks for power input (L2/H, L1, NC, NO, COM) and two independent circuits (CIRCUIT 1, CIRCUIT 2).
4. Configuração e instalação
4.1 Montagem do temporizador
The ETW2CP timer is designed for surface mounting. Select a suitable location that allows for proper wiring and access. Ensure the mounting surface is stable and can support the weight of the timer.
- Open the timer enclosure by unlatching the cover.
- Use the provided mounting holes on the back of the enclosure as a template to mark drilling locations.
- Drill appropriate pilot holes and secure the timer to the wall using suitable screws (not included).
- Ensure the enclosure is level and securely fastened.

Figura 3: Frente view of the Intermatic ETW2CP Wi-Fi Smart Timer with its cover closed, displaying the Intermatic logo. This image shows the compact and sealed design of the enclosure.
4.2 Instruções de Fiação
IMPORTANTE: All wiring must comply with national and local electrical codes. Disconnect power before proceeding.
- Route power supply wires into the enclosure through appropriate knockouts.
- Conecte a linha de entrada voltage (120-277 VAC) to the L1 and L2/H terminals.
- Connect the neutral wire to the N terminal (if applicable for your wiring configuration).
- Connect the load wires for Circuit 1 to the appropriate terminals (NO, NC, COM) for Circuit 1.
- Connect the load wires for Circuit 2 to the appropriate terminals (NO, NC, COM) for Circuit 2.
- Ensure all terminal screws are tightened securely.
- Close and latch the enclosure cover.

Figura 4: Lateral view of the Intermatic ETW2CP timer, highlighting the conduit knockouts for electrical wiring entry. This view demonstrates the robust construction and provisions for secure cable management.
4.3 Initial Power-Up and Wi-Fi Connection
- Restore power to the timer at the circuit breaker.
- Download the "Intermatic Connect" app from your device's app store.
- Follow the in-app instructions to create an account and add your ETW2CP timer to your network. The NETWORK LED on the timer will indicate connection status.
5. Instruções de operação
5.1 Controle Manual
The ETW2CP allows for manual override of the scheduled programs.
- Pressione o MODO button to cycle through operating modes: SERVICE, MANUAL, AUTO.
- In MANUAL mode, press the circuit buttons (1 or 2) to toggle the connected load ON or OFF. The MANUAL LED will illuminate.
- In AUTO mode, the timer operates according to its programmed schedule. The AUTO LED will illuminate.
5.2 App-Based Scheduling
All advanced scheduling and programming are managed through the Intermatic Connect app.
- Open the Intermatic Connect app on your smartphone or tablet.
- Select your ETW2CP timer from the device list.
- Navigate to the "Schedules" section to create, edit, or delete ON/OFF events and holiday schedules.
- Use the app to set astronomical clock functions, daylight saving adjustments, and other advanced settings.
- The app also provides real-time status updates and remote ON/OFF control for each circuit.
6. Manutenção
The Intermatic ETW2CP Wi-Fi Smart Timer requires minimal maintenance.
- Limpeza: Periodically wipe the exterior of the enclosure with a damp pano. Não use produtos de limpeza abrasivos ou solventes.
- Atualizações de firmware: Ensure the Intermatic Connect app is up-to-date, as it will notify you of any available firmware updates for your timer. Follow in-app instructions for updating.
- Inspeção: Annually inspect the wiring connections for tightness and signs of wear. Ensure the enclosure door seal is intact.
7. Solução De Problemas
| Problema | Possível causa | Solução |
|---|---|---|
| O temporizador não liga. | No power at the circuit breaker; incorrect wiring. | Check circuit breaker. Verify wiring connections according to Section 4.2. |
| Não é possível conectar ao Wi-Fi. | Senha de Wi-Fi incorreta; roteador muito distante; problemas de rede. | Ensure correct password. Move timer closer to router or use a Wi-Fi extender. Restart router. Press the RESET button on the timer. |
| Schedules are not activating loads. | Timer is in MANUAL or SERVICE mode; incorrect schedule programming. | Ensure timer is in AUTO mode. Verify schedules in the Intermatic Connect app. |
| App shows timer offline. | Loss of internet connection; timer lost power; Wi-Fi signal lost. | Check internet connection. Verify timer has power. Check Wi-Fi signal strength at timer location. |
If issues persist, contact Intermatic Customer Support.
8. Especificações
| Recurso | Detalhe |
|---|---|
| Modelo | ETW2CP |
| Vol de entradatage | 120-277 VAC, 50/60 Hz (Auto-detecting) |
| Relés de Saída | 2 x SPDT (Single-Pole Double-Throw) |
| Carga máxima (resistiva) | 30A per circuit @ 120-277 VAC |
| Carga do motor | 2 HP @ 120 VAC; 5 HP @ 240 VAC |
| Material do gabinete | Plástico |
| Dimensões | 11"D x 14"L x 10.75"A (Aproximadamente) |
| Temperatura de operação | -40°F a 140°F (-40°C a 60°C) |
| Conectividade | Wi-Fi (2.4 GHz) |
| Programação | 365-day, up to 256 events, 64 holiday schedules |
9. Garantia e Suporte
For warranty information and technical support, please visit the official Intermatic webou entre em contato com o departamento de atendimento ao cliente. Guarde o comprovante de compra como prova de aquisição.
Intermatic Website: www.intermatic.com





