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Modbus TCP/ip Remote IO Recomendation
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0
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73
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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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261
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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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133
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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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160
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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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153
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July 8, 2022
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The main difference between a PLC retentive and non-retentive timer is ___
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0
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661
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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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85
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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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129
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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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82
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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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96
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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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80
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July 25, 2022
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The maximum current rating for the individual outputs of an AC output module ___
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0
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77
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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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116
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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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81
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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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125
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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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100
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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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70
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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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95
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July 26, 2022
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The sum of the backplane current drawn for all modules in a chassis ___
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0
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105
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July 26, 2022
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The PLC chassis comes in different sizes according to the ___
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0
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148
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July 31, 2022
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The schematic diagram is an example of how a PLC output module is connected to ___
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1
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112
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August 1, 2022
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Batteries are used in a PLC's processor to ___
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0
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151
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August 1, 2022
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Electronic components found in PLC modules ___
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0
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135
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August 1, 2022
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The most commonly used programming device is a ___
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0
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72
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August 1, 2022
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When placed in the ___ mode, the processor does not scan/execute the ladder program
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0
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123
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August 1, 2022
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For the processor module shown, Block 1 represents the ___
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0
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114
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August 1, 2022
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The processor module of the PLC is where the ___
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0
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132
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August 1, 2022
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The ___ of an analog I/O module specifies how accurately an analog value can be represented digitally
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0
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89
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August 1, 2022
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Which of the following specifications defines the number of field inputs or ___
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0
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60
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July 31, 2022
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Discrete I/O modules can be classified as ___
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0
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87
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July 31, 2022
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