2.2 Back View
Gas and Pressure Inlet Ports
Connection for In-Line Pump Protection Filter
(see 2.4 & 4.4)
Connections for Pressure Tubing (see 2.4 & 4.3)
Calibration and Info Label Displays
calibration
information
Displays
serial
number
Battery Compartment
Holds rechargeable battery
Rubber Boot
Protects the instrument from accidental damage