PTI Calculator app for iPhone and iPad

PTICalc is a handy conversion and calculator app to help technical users make basic conversions and calculations when designing or selecting cooling, heating, and motor components.

HEATING & COOLING

Airflow – convert to and from CFM, m3/min, m3/hr, L/s, and L/min.

Pressure – convert to and from inH2O, mmAq, PA, kgf/cm2, bar, and mbar.

Temperature – convert to and from degrees Celsius, Fahrenheit, and Kelvin.

Length, Width, or Height – convert to and from inches, feet, millimeters, centimeters, and meters.

Weight – convert to and from grams, kilograms, ounces, and pounds.

Volume – convert to and from cubic feet and cubic meters.

Ohms Law – calculate voltage, resistance, or current.

Watt Density – calculate watt density, element power, element diameter, and heated length.

Heat Dissipation – calculate heat dissipation in BTU/hr and power.

Heat Transfer – calculate, heat energy, mass, specific heat, initial temperature, and final temperature.


MOTORS

Torque – convert to and from Nm, McM, kgfm, ft-lb, in-lb.

AC Induction Motors – calculate number of poles, frequency, and speed of synchronous AC motors.

HP, Torque, & Speed – calculate horsepower, torque, and speed of AC motors.

If you have any comments or suggestions about our app, please give us your feedback so we can make future improvements.