Appendix “a” applications – Red Lion MDC User Manual

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MASTER MODE APPLICATION
A pump delivers 30.0 gallons per minute with a shaft speed

of 1750 RPM. A shaft pulse encoder generates 60

pulses/revolution. Set the MDC scaling to control and

display pumping speed in tenths of a gallon/minute.

1) Set the pulses per revolution feedback to 60.

2) Set the maximum RPM feedback to 1750. This is the pump

shaft’s maximum operating speed.

3) Set display decimal point to 0.0. Display units are in 0.1 gpm.

4) Set max display units to 30.0. The display speed unit

maximum is 30.0 at a MAX RPM FB of 1750.

APPENDIX “A” APPLICATIONS