PM Refrigeration Tool is the Swiss Army Knife of Palm applications for the HVAC / R industry !
 
Full psychrometric and refrigeration entry on one screen, with a 9 page detailed report of 'actual performance', and problem analysis. Pressure charts for 38 refrigerants, searchable by any factor ( Pressure, Temperature, Dew, or Bubble ), in any units type ( C or F, PSIG, PSIA, Bar, Mbar, Pascal, KG/CM2 )   Calculators for Fan / Pump laws, Ohms / Watts laws, various conversions, and more Powerful psychrometric calculator with 3 state points for full mixing, deltas, other processes, and full detail reporting, at any altitude, with Imperial or Metric units.
 
Download the free demo, and try it out !  No charge or obligation !  Full featured, but time-limited to 10 days.
Practical application examples, screen by screen              See more screen shots here           
Sample 'Full System Report' including psychrometrics and refrigeration diagnostics 
Sample psychrometric and air mixing reports
Custom programming / co-branding / business opportunities 
Frequently Asked Questions         Inquiries and bug reports to : pjm@pobox.com 
Which Palm PDA's does this run on ?
  For the small license cost of $ 50 ( or less in quantity ) per Palm PDA unit, you get :
  • Database-driven Temperature - Pressure charts for 38 refrigerants.
  • Faster and more accurate than any 'pocket card' !
  • HVAC / R total system data entry and analysis.
  • EER / COP 'real performance' metrics
  • Calculators for Ohms law, Watts law, Fan and Pump Laws and more.
  • Units calculators for Pressure, Temperature, Distance and more.
  • Full psychrometric calculator, including mixing, etc
  • Full refrigeration system calculator for 'real performance' analysis
  • Over 30 system data points analyzed for 'possible problems', and reported as needed under 'Analysis'
  • IP and SI units, plus a 'Custom' setting, all user configurable.
  • Free tech support ( via email only ).
  • Discounts on upgrades and future products ( TBA ).
 Great for Field techs, and Engineers alike !  
  • Always have T - P charts at  hand, for any refrigerant.
  • Calculates superheat and subcool for any refrigerant.
  • Calculates system capacity based on evaporator air deltas.
   
System requirements :  
          Palm ( or compatible ) PDA  
          Palm OS 3.0 or higher ( may run on older OS's also )  
          Approx 200K of Palm memory for the actual program  
          Approx 550K for the refrigerant databases