EGM-5 Operation Manual V. 1.04  87  support@ppsystems.com 
 
Voltage Diagnostics 
This screen displays the external voltage, the flow sensor voltage, the Aux voltage and the O
2
 sensor 
voltage. 
 
Displays the applied voltage when power is supplied by the power adapter. 
Displays the flow sensor voltage. 
Displays the Aux (Analog Out) voltage. 
Displays the O
2
 Sensor voltage. 
Returns to the Diagnostics Menu. 
Advanced Diagnostics 
This screen prompts the user to enter a password in order to view advanced diagnostics features. These 
functions are reserved for PP Systems service & troubleshooting use only. 
 
Displays a number entry screen for the operator to enter their PIN. 
Returns to the Diagnostics Menu.