Rodney Wirtz

Industrial Programmer

RWirtz@bxxe.us

Proportionality Calculator Windows App

Examples

We have a temperature transmitter that is ranged from 0 to 100C.  If the

temperature is 50 degrees, what will be the proportional milliamp output from

a 4 to 20ma transmitter.  (Right, 12 ma.)



We are managing a Casthouse and it's the 15th of the month with a production

rate of 2,500,000 lbs. so far.  What will be the final production on the 31st of the

month?  (Right, 5,166,667 lbs)


We have 5 bitcoins valued at $61,113.  When we buy 10 more coins, what will

be our total value?  (Right $183,339.)


We have a 480vac, 3 phase system.  The line to neutral voltage is 277 volts. 

We have a system going to Europe where their voltage is 380vac, 3phase. What

will be the line to neutral voltage?  (Right 219vac, we usually round this number

to 220vac.)


We are mechanical engineers designing for the torque an electric motor produces.  We check that a 10hp motor creates 30 ft-lb of torque. If we

need 120 ft-lb of torque, what size motor do we need.  (Right 40 hp motor.)


We filled up our car today and it cost $50 with the price of gas at $4.10.  When

The price of gas goes to $5.10 how much will it cost to fill our car?

(Right $62.20)