Appion Central App Requirements
| Android | Version 6.0 or greater | Bluetooth® 4.0 |
|---|---|---|
| iOS | Version 12.0 or greater | Bluetooth® 4.0 |
The Appion Central App™ enables remote, real-time viewing for appION™ Wireless Digital Gauges.
Multiple, simultaneous remote readings are now possible. Easy-to-use and perfect for advanced system analysis on evolving, complex, high-efficiency systems.
Access an extensive refrigerant P/T lookup and receive remote notifications from custom alarms when readings move beyond predetermined thresholds.
Active gauge readings enable superheat/subcool, real-time system analysis, custom layout configuration, multiple alarms, and more. More functionality, less bulk.
Get the app for the iPhone, iPad, and iPod Touch on the App Store™.
Get the Android app from Google Play™.


| PT500 | PT800 | |
|---|---|---|
| Range | Compound 29in to 500 psi | 0 to 800 psi |
| Usage | "Low Side" Measurements | "High Side" Measurements |
| Accuracy | +/-0.5% (ASME B40.7 Grade 2A)* | +/-0.5% (ASME B40.7 Grade 2A)* |
| Resolution | 0.5 psi | 0.5 psi |
| Units | psi, inHg, kg/cm2, cm/hg, bar, kPa, MPa | psi, kg/cm2, bar, kPa, MPa |
| Max (Proof) Overpressure | 750 psi | 1000 psi |
| Fitting | 1/8" Male NPT | 1/8" Male NPT |
| Included Adapters | 1/8" F NPT to 1/4" M Flare 1/8" F NPT to 1/4" F Flare |
1/8" F NPT to 1/4" M Flare 1/8" F NPT to 1/4" F Flare |