1. Instrumentation and control
Masoud Baghelani
Ilam Gas Refinery
2/25/2019
Masoud Baghelani

2. Signal Transmission (field level)
Part VI:
Signal Transmission
(field level)
2/25/2019
Masoud Baghelani

3. Signal Transmission (field level)
History
Pneumatic systems
Electronic systems
I2P converters
Microprocessor systems
HART protocols
Industrial networks
2/25/2019
Masoud Baghelani

4. Signal Transmission (field level)
Pneumatic signal transmission
Compressed input air  pressure: 20psi
Applying the displacement of a sensor to a flapper
Controlling the outlet of a nozzle
Static pressure 3-25psi
2/25/2019
Masoud Baghelani

5. Signal Transmission (field level)
Current signal transmission (4-20mA)
2/25/2019
Masoud Baghelani

6. Signal Transmission (field level)
HART Technology
FSK Modulation
A Master – Slave protocol
2/25/2019
Masoud Baghelani

7. Signal Transmission (field level)
HART Technology
FSK Standard
2/25/2019
Masoud Baghelani

8. Signal Transmission (field level)
HART Technology (multi drop)
2/25/2019
Masoud Baghelani

9. Thank you for your attention
2/25/2019
Masoud Baghelani