RKI Instruments GX-2001 Data Logging with Calibration Station - Manual (Page 18)

18 • Overview of the GX-2001 Calibration Station
Back Panel
The back panel is where you make a number of connections and
adjust the flow rate of the span gas and fresh air.
Fresh Air In Fitting. Using a hose barb for 1/8-inch inside
diameter tubing, the Fresh Air In fitting is the where you connect
the fresh air polyurethane tubing.
Span Gas In Fitting. This connection uses a hose barb for 1/8-
inch inside diameter tubing for connection to the cylinder
containing the span gas.
Charger Connector. A DB-9 female/female extension cable
from the Charger/Downloading Station located on top of the GX-
2001 Calibration Station plugs into this connector. Data to and
from the Model GX-2001 passes through this cable connection.
This cable is factory installed.
Charger
Charcoal
Filter
Fuse Holder
Particle Filter
Fuse
Span Gas
Flow Adjust
Span Gas
Flow Adjust
115 VAC IN
Fresh Air In
1A, 250V
Computer
Fresh Air
FlowAdjust
Low Flow Alarm
Adjustment Screw
Span Gas In
Figure 8. GX-2001 Calibration Station: Back View