Advanced Operation of Digital (Smart) Transmitters and Digital Valve Controllers (TS16)


You will be able to:

Differentiate between analog and digital instruments
Formulate how digital signal sampling works in digital instruments
Identify the strengths and weaknesses of digital instruments
Identify the effects of using digital instruments in closed loop control
Configure, re-range, and calibrate smart/digital field devices
Configure and calibrate control valves fitted with digital valve controllers
Test the capabilities of HART™ communication
Test the operation of a digital multivariable transmitter
Test the operation of multi-drop transmitter applications
Communicate with digital devices utilizing computer-based software
Test diagnostic capabilities of digital valve controllers

You will cover:

Analog vs. Digital Instruments: Analog Limitations | Calibration of Analog vs. Digital Instruments | Flexibility of Digital Instruments | Digital Signal Transmission
Digital Signal Sampling: Sampler | Sampled Signal Characteristics | Output of A/D Converter | Sampling Speed | Measurement Accuracies
Strengths and Weaknesses of Digital Instruments: Effect on Performance | Multiple Measurements | Sensor Zeroing and Calibration | Future Development
Smart Control Valves: Digital Positioners | Diagnostic Tools | Control Valve Tuning
Serial Digital Communications: Modem | FSK | Protocol
HART Communication: Features | Master/Slave Communications | Point-to-Point | Capabilities of HART
Smart Multivariable Transmitters: How They Work | How They Transmit Multiple Variables

Classroom/Laboratory Exercises:

Configure digital transmitters and digital valve controllers and control valves
Perform sensor trims and calibrations
Use various communication tools to configure smart field devices
Measure and transmit multiple variables
Perform diagnostic tests on smart control valves