1. www.ekeindia.com E: india.eke@gmail.com Mobile: +91-96809 66000 (India)india.eke@gmail.com Digital and Analog communication Network 1 EK Engineering (India)

2. Digital Sensor Network Architecture 2 www.ekeindia.com E: india.eke@gmail.com Mobile: +91-96809 66000 (India) S1 S2 S3 S4 S5 Sn Control Unit / Panel Control Room / Area n = 1 to 28

3. Sensors with digital communications: 3 www.ekeindia.com E: india.eke@gmail.com Mobile: +91-96809 66000 (India) All gas sensors (CO, H2, LPG etc toxic and flammable gases) Flame detectors Wind speed, direction sensor Temperature, Humidity transmitter Differential pressure, pressure, flow transmitters Flow – air flow, velocity, volume transmitters Liquid and water flow transmitters

4. Pros & Cons digital communications: 4 www.ekeindia.com E: india.eke@gmail.com Mobile: +91-96809 66000 (India) Pros : Cost effective and better control Low cable cost, low maintenance Fast implementation Easy troubleshooting Cons: Sensor, away from control unit, will be out of network if cable is cut.

5. Analog Sensor Network Architecture 5 www.ekeindia.com E: india.eke@gmail.com Mobile: +91-96809 66000 (India) Control Unit / Panel Control Room / Area S1 S2 S3 S4 S5 Sn

6. Sensors with analog communications: 6 www.ekeindia.com E: india.eke@gmail.com Mobile: +91-96809 66000 (India) All gas sensors (CO, H2, LPG etc toxic and flammable gases) All transmitters for pressure, differential pressure, flow, velocity, density, temperature, humidity, speed, lux, direction etc

7. Pros & Cons analog communications: 7 www.ekeindia.com E: india.eke@gmail.com Mobile: +91-96809 66000 (India) Pros : If cable is cut, only that sensor will be out of network Cons: Expensive than digital network Bulky system

8. Contact us: 8 www.ekeindia.com E: india.eke@gmail.com Mobile: +91-96809 66000 (India) Email: india.eke@gmail.comindia.eke@gmail.com Website: www.ekeindia.comwww.ekeindia.com Mobile / WhatsApp: +91 96809 66000