12 Questions
What is an advantage of Modbus protocol?
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Which Modbus version uses ASCII characters for data representation?
Modbus ASCII
In Modbus protocol, what does the role of the Master depend on?
The version of the Modbus protocol
What is the primary objective of the DNP3 protocol?
Optimizing use of available bandwidth
Which company initially developed the DNP3 protocol?
Westronics
What is the purpose of providing time stamps in DNP3 protocol?
To provide data quality indicators
What is the purpose of SCADA?
To manage high-level processes
Which entity originated the Modbus application-layer protocol?
Modicon
What does a communication protocol define?
Syntax and semantics of communication
What kind of devices does SCADA architecture comprise?
Programmable Logic Controllers (PLCs)
Which unit is used for remotely controlling power factor in the communication scenario described?
Shared Memory Register
What is the main function of Modbus as an application-layer protocol?
Transmit data via physical quantities
Test your knowledge on typical communication scenarios in a smart grid system involving a SMAUtility Scale 900CP-US PV Inverter. Learn about reading current in Amperes, checking connection status, setting power factor control, and sending disconnect signals to the inverter unit.
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