SW1 a SW2 0 SW3 o SW4 LSB O 1 2 I 4 5 9 10 112 1 13 th th FI A from logic switch A 31 6 T 11 1 81 L1 L2 L3 L4 INPUTS SW2 SW3 SW4 SW1 SW2 0 1 1 0 0 1 0 0 0 1 1 1 0 1 0 1 Logic circuit function: L1 OUTPUTS A NORMAL L2 L3 L4 A in UP position L2 L3 L1 The inputs will come from the data switches. Observe the outputs on the LED indicators. Switch SW4 and LED indicator L4 can be considered be the LSB of the four bit binary word input and output. Set all of the input data switches to the binary 0 state. Observe the output state and record your output value in Table Next, place the logic switch A in the up (ON) position. Observe the output indicators and record the state presented in Table For each of the input states recorded in Table 3-3, record the output states with the logic switch A in its normal position (off) and in its up position (on). Study the results in Table. Using this information and the circuit in Figure as well as the results of your previous steps, determine the function of this circuit. L4

SW1 a SW2 0 SW3 o SW4 LSB O 1 2 I 4 5 9 10 112 1 13 th th FI A from logic switch A 31 6 T 11 1 81 L1 L2 L3 L4 INPUTS SW2 SW3 SW4 SW1 SW2 0 1 1 0 0 1 0 0 0 1 1 1 0 1 0 1 Logic circuit function: L1 OUTPUTS A NORMAL L2 L3 L4 A in UP position L2 L3 L1 The inputs will come from the data switches. Observe the outputs on the LED indicators. Switch SW4 and LED indicator L4 can be considered be the LSB of the four bit binary word input and output. Set all of the input data switches to the binary 0 state. Observe the output state and record your output value in Table Next, place the logic switch A in the up (ON) position. Observe the output indicators and record the state presented in Table For each of the input states recorded in Table 3-3, record the output states with the logic switch A in its normal position (off) and in its up position (on). Study the results in Table. Using this information and the circuit in Figure as well as the results of your previous steps, determine the function of this circuit. L4

Electric Motor Control

10th Edition

ISBN:9781133702818

Author:Herman

Publisher:Herman

Chapter22: Sequence Control

Section: Chapter Questions

Problem 6SQ: Draw a symbol for a solid-state logic element AND.

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