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343__RPM METER

343_RPM METER.  (Simulide R2094 or higher.)

This example is an RPM (Revolutions Per Minute) meter for a DC motor. The meter is the "Pulses Per Minute" subcircuit (Already known, Used on other occasions) that counts the pulses from the motor digital encoder. A timer opens a one-minute or 6-second counting window. The measurement in one minute has the maximum precision or the measurement in 6 seconds (1/10 of a minute) gives an approximate fast measurement, this means that the digit on the right is always zero in this option.

The elapsed time is displayed on a string of 6 LEDs. When it reaches the end of its time, the counter stops showing the final result and the pattern 101101 is seen on the string of LEDs as the measurement index concluded.

The revolutions of the motor are changed simply by acting on the voltage source that powers it.

CONTROLS:

a) [P] PULSES. Start or stop of the counter.
b) [F] FAST. Change the measurement mode, without pressing it is one minute and pressing it is 6 seconds.
c) [R] RESET. Reset the counter. If [P] is pressed, a new count starts.

SUBCIRCUITS.

This example integrates several subcircuits located in the "data" folder into the ZIP attached. This folder must always be next to the "sim1" scheme so that it can be executed. A subcircuit is a "custom" circuit that accumulates a set of Simulide base components (primitive function) to obtain a new or an adapted function. These subcircuits are treated by Simulide as another component of its own structure. User can create his own subcircuits or use the ones published here in your own designs once the procedure is known, explained in detail in the Simulide tutorials:  https://simulide.com/p/subcircuits/

RPM Meter.

  DC-Motor Encoder subcircuit.

* Communication with the author: Simulide/User/Messages/Defran

P. de Francisco.

 

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