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Why two CTs with the same ratio behave differently in protection and metering?
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1
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357
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December 23, 2025
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Field Troubleshooting Question (Burner Control System – Pilot Burner Sequence Failure)
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1
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392
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November 22, 2025
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What is CJC thermocouple?
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1
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1545
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April 24, 2025
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In Siemens Step 7 PLCs, the SF (System Fault) red LED indicates that there is a system fault or error within the PLC. What to do?
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3
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7211
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March 8, 2025
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What is the IEC standard for RTU?
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1
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1772
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February 7, 2025
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Why Distilled Water does not Conduct Electricity?
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0
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2119
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January 10, 2025
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Seeking Calibration Manual/Procedure for Nuovo Pignone Valve Positioner
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3
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1556
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November 29, 2024
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What is Machine Vibration? What causes Machine Vibration?
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0
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9514
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October 5, 2019
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Does a device with DC have a longer life than AC?
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1
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1201
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November 20, 2024
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What is a Boiler and How does it work?
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1
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10731
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November 19, 2024
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Why thyristor is considered as Charge controlled device?
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1
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1020
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November 18, 2024
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For distribution network which type of Switching scheme is employed?
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1
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866
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November 18, 2024
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What is a watchdog timer in a PLC, and what is its purpose?
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1
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2184
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November 11, 2024
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Why limiting starting current in large motor is essential?
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1
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1727
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November 6, 2024
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PROBLEMA CON EL FIELD COMMUNICATOR 475
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4
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10979
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October 4, 2024
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What is an emergency safety relay and its functions?
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1
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2240
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September 26, 2024
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Issue with ABB PM573 PLC Losing Main Program After Power Failure
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1
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1368
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September 23, 2024
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What are the benefits of using a high thermal resistance for cold junction compensation in thermocouples?
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1
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1066
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September 17, 2024
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How does automation and remote control technology enhance the functionality of gantry cranes?
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1
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1342
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September 3, 2024
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What is the relationship between atmospheric pressure and the temperature of a liquid?
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1
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1716
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August 31, 2024
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Retransmission in the Modbus that cause this (suspected) spurious
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0
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897
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August 23, 2024
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What is Relay? What are it's Types?
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0
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1180
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August 23, 2024
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How does the Fluke 754 combine process calibration and communication in industrial settings?
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1
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1259
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August 17, 2024
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Can you explain the difference between an up counter and a down counter? How are they used in different applications?
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1
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2088
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August 16, 2024
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For the first time in the web; Here is the MARK 6 turbine control system simulation
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0
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828
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August 6, 2024
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Why does PLC not read (4-20) directly without converting from (4-20 mA) to (1-5 volt)?
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1
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2545
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July 29, 2024
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Why do we not use a 5-20 mA signal instead of 4-20 mA?
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1
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1584
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July 26, 2024
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Is it possible to add an additional circuit from an already full circuit breaker?
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1
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1274
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June 27, 2024
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Profibus and Profinet network troubleshooting tool
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1
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6774
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June 26, 2024
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If a man hangs on one live wire with two hands will he get shocked?
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1
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2145
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June 26, 2024
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