Principais tendências tecnológicas em iluminação pública inteligente controlada remotamente e aplicações inovadoras de fotocélulas da Long-Join
Introduzir
Industry research shows that remote control is a cornerstone of modern smart lighting systems. Cities use ZigBee, LoRa, NB-IoT, and other protocols. They get real-time data and send remote firmware updates. With a click, they can dim groups of lights. This approach saves energy. It also boosts safety, cuts costs, and makes lamps last longer.
Eletrônica de junção longa is a trusted global maker of photocell solutions. For over 20 years, it has built these technologies into its innovative products. Our JL-245CZ e JL-246CG units use photocell control and wireless links. They make remote lighting practical, reliable, and ready for the future.
Why Is Remote Control So Important in Smart Street Lighting?
Remote control in smart lighting is not just a convenience — it’s a necessity for modern cities. Without it, operators face higher maintenance costs, slower fault detection, and wasted energy. Remote access allows for:
- On-demand dimming. Saves energy during low-traffic hours.
- Centralized fault alerts. This is better than manual inspections.
- Group scheduling. It’s perfect for parks, roads, or airports.
- OTA (Over-the-Air) upgrades. This keeps photocell sensorsupdated without physical visits.
Benefits of Remote Control vs Traditional Switches
Recurso | Traditional Photocell Switch | Remote-Controlled Photocell Lighting Sensor |
Detecção de falhas | Manual checks required | Real-time alerts to control center |
Energy Management | On/off only | Dimming, scheduling, and monitoring |
Custos de manutenção | High due to site visits | Lower with centralized updates |
Control Flexibility | Nenhum | Full individual and group control |
In short, remote control turns outdoor photocell light sensors from simple dusk-to-dawn switches. Becoming intelligent nodes of a connected city grid.
Which Communication Protocols Are Best for Smart Lighting?
Choose the right way to talk clearly. It’s the nervous system of your lighting network. Each option has strengths. ZigBee, LoRa, or NB-IoT work best in different environments.
- ZigBee: Best for urban layouts with dense lamp spacing. It uses a mesh network.
- LoRa: Ideal for wide, suburban, or rural zones with fewer lights. It is long range, low cost.
- NB-IoT: Uses telecom carriers. This offers nationwide coverage and stronger security.
Comparison of ZigBee, LoRa, and NB-IoT
Protocolo | Coverage Range | Power Usage | Custo | Best Application Area |
ZigBee | Short to medium | Baixo | Médio | Urban smart streets, campuses |
LoRa | Long (up to 15 km) | Muito baixo | Baixo | Suburban, highways, rural zones |
NB-IoT | Nationwide via carriers | Baixo | Mais alto | Large-scale city rollouts |
Long-Join’s smart photocells, including JL-245CZ and JL-246CG, are built with multi-protocol compatibility, ensuring they fit seamlessly into any city plan.

How Do Long-Join’s Photocell Sensors Improve Lighting Control?
Long-Join combines photocell street light sensors with intelligent algorithms to optimize lighting. These include:
- Zhaga Book 18and ANSI C136.41 socket compatibility, making upgrades plug-and-play.
- IP65 and IP67 waterproof. Built to handle rain, dust, storms.
- LED decay compensation. It adjusts brightness over time to offset lumen loss.
- Midnight dimming algorithms, reducing brightness automatically when traffic drops.
This makes our photocell for street lights not just switches, but intelligent controllers.
Technical Features of Long-Join Photocells
Recurso | JL-245CZ | JL-246CG |
Comunicação | ZigBee / LoRa / NB-IoT | ZigBee / LoRa / NB-IoT |
Classificação à prova d'água | IP65 | IP67 |
Socket Compatibility | ANSI C136.41 + Zhaga | ANSI C136.41 + Zhaga |
Smart Algorithms | Decay & Midnight dimming | Decay & Midnight dimming |
Where Are Smart Photocells Used in Real-Life Cities?
The applications go far beyond just street lighting. Smart photocells with remote control light features are used in:
- Main and secondary city roads for traffic safety
- Parks and scenic areas with timed dimming for ambience
- Industrial zones and campuses needing large-scale automation
- Airports and logistics centers. Reliability is critical in both.
Smart dusk-to-dawn photocells outdo older sensors. They enable batch control, remote fault alerts, and energy monitoring. This helps cities cut costs and shrink carbon footprints.
What Challenges Do Cities Face When Deploying Smart Photocells?
While smart photocell systems offer immense benefits, many cities encounter challenges during implementation. Common issues include:
- Compatibilidade: Old systems may not support modern photocontrol receptacles. Including Zhaga or NEMA sockets.
- Network reliability: Wireless protocols can fail. High interference or extreme weather can often disrupt them.
- Cost concerns: Switching from old photoelectric sensors costs. Advanced systems need upfront investment.
- Training needs: Operators must learn to use new dashboards. They must manage the software.
Key Challenges and Solutions
Desafio | Impact on Cities | Long-Join’s Solution |
Infrastructure Compatibility | Limits upgrades | Modular Zhaga/NEMA designs |
Network Reliability | Signal loss in urban areas | Multi-protocol support with fallback |
Cost of Transition | Budget constraints | Scalable rollout with retrofit options |
Operator Training | Delays adoption | Technical support & training sessions |
By anticipating these hurdles, Long-Join helps clients achieve smoother transitions to smart lighting.

What Role Do Zhaga and NEMA Standards Play in Smart Photocell Design?
Zhaga Livro 18 e ANSI C136.41 define two kinds socket standards. They are vital for global compatibility in photocell systems. They fix interoperability issues. Devices from different makers can all work together, smoothly, without hassle. This prevents vendor lock-in. It helps cities deploy large-scale smart lighting networks more efficiently.
Zhaga vs NEMA Standards
Padrão | Principais características | Melhor Caso de Uso |
Zhaga Livro 18 | Compact, modular, future-ready design | Retrofit and international projects |
ANSI C136.41 | Widely used 7-pin receptacle | North American deployments |
By designing photocell products with both Zhaga and NEMA options, Long-Join ensures that clients can achieve flexibility, scalability, and compliance across global markets.
How Can Planners Choose the Right Photocell for Their Project?
Selecting the right light photocell sensor depends on the project type:
- New Smart City Projects: JL-245CZ / JL-246CG with LoRa & NB-IoT
- Retrofit Upgrades: Zhaga-compatible modular photocells for easy integration
- Export & Compliance Projects: UL773/ CE / ISO-certified models
Recommended Photocell Models by Project Type
Tipo de Projeto | Recommended Photocell Model | Benefício principal |
New Deployments | JL-245CZ / JL-246CG | Full remote control & multi-protocol |
Retrofit Existing Lighting | Zhaga-based photocells | Compatibilidade plug-and-play |
International Export Projects | UL773 / CE / ISO models | Compliance with global standards |
For more details, see Long-Join Photocontrol Products.
How Does Long-Join Support Clients Beyond Products?
At Long-Join, we believe smart lighting projects require more than just hardware. That’s why we provide:
- Datasheets and technical consultations for engineers
- Sample evaluations before rollout
- System integration support to ensure compatibility
We partner with city planners, distributors, and project managers. We deliver smart lighting control solutions built to last.
Conclusão
Smart cities need iluminação inteligente. It saves energy, enables remote control, and meets standards. Long-Join’s photocell sensors and photocell control switches deliver exactly that — reliability backed by decades of expertise.
Ready to start your project? Contact us today at junção longa or wally@longjoin.com.
Links externos:
●https://en.wikipedia.org/wiki/Mesh_networking
●https://www.zhagastandard.org/books/overview/smart-interface-between-outdoor-luminaires-and-sensing-communication-modules-18.html
●https://www.te.com/en/products/connectors/lighting-connectors/street-lighting-controls/ansi-street-lighting-receptacles.html
●https://www.shopulstandards.com/ProductDetail.aspx?UniqueKey=30842
●https://en.wikipedia.org/wiki/CE_marking
●https://www.iso.org/certification.html