Temperature transmitter question
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1
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919
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March 23, 2024
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What is NAMUR and NON-NAMUR?
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1
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1221
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November 20, 2023
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The scan time is the time required ___
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1
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926
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July 25, 2023
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The output of a PLC counter is energized when ___
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1
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893
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July 25, 2023
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PLC counters are normally non-retentive
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1
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717
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July 25, 2023
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Optical isolation used in I/O modules helps to reduce the effects of electrical noise
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1
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390
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July 25, 2023
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An inductive proximity sensor is actuated by conductive and ___
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1
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462
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July 25, 2023
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Analog signals can have only two states
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1
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484
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July 25, 2023
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A PLC down-counter (CTD) counter counts ___
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1
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538
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July 25, 2023
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The maximum current rating for the individual outputs of an AC output module ___
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1
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428
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July 25, 2023
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The purpose of the optical isolator is to ___
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1
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676
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July 6, 2023
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One advantage of discrete relay contact output modules is that they can be ___
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1
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450
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July 5, 2023
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The main difference between a PLC retentive and non-retentive timer is ___
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1
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2913
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June 26, 2023
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The PLC chassis comes in different sizes according to the ___
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1
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767
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June 21, 2023
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Modbus TCP/ip Remote IO Recomendation
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0
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795
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February 15, 2023
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For the PLC analog I/O control system shown, the fluid flow is controlled by ___
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2
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1026
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October 7, 2022
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The retentive timer reset (RES) instruction is always given the same address ___
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0
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388
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July 6, 2022
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Some PLC counters operate on the leading edge of the input signal
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0
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425
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July 8, 2022
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The counter accumulated value is the current count based on the ___
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0
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507
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July 8, 2022
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Fiber optic sensor systems are completely immune to all forms ___
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0
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387
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July 20, 2022
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In a PLC system, there is a physical connection between field input devices ___
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0
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531
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July 25, 2022
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The input/output system forms the interfaces through which field devices ___
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0
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357
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July 25, 2022
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A personal computer communicates with the PLC processor ___
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0
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366
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July 25, 2022
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PLC systems usually require as much space in an enclosure ___
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0
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333
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July 25, 2022
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Shielded twisted pair cable is used for connecting to thermocouple inputs ___
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0
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400
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July 25, 2022
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The processor may perform functions such as timing, counting, and comparing ___
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0
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303
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July 25, 2022
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If you had a hand-held programming terminal from one manufacturer ___
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0
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382
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July 26, 2022
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Hot swappable I/O modules are designed to be changed ___
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0
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428
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July 26, 2022
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Light is used in I/O modules to separate the real-world electrical signals
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0
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355
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July 26, 2022
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HMI screens are developed using a software package on a PC ___
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0
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402
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July 26, 2022
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