CombiFlash® R
f
Installation Guide
1-6
6.
Rack
s
and Collection Tubes
– The racks hold the
fraction collection tubes. Racks include an RFID tag which
the system uses to read the rack type and collection tube
size.
7.
Sample Injection Port
– Luer-type fitting to accept the
sample though either a solid load sample cartridge (shown)
or a liquid injection using a syringe or similar device.
8.
Injection Valve
– This six-way valve is automatically
positioned by the Combi
Flash
R
f
according to its current
mode of operation. Modes include column equilibration,
sample injection, elution, column flushing, valve cleaning,
and system purging.
9.
Upper Column Mount
– Secures the column inlet.
10.
Lower Column Mount
– Secures the column outlet.
11.
Top Shelf
– Allows storage of accessories and solvent
bottles.
12.
Column Expansion Ports
– These ports allow the system
to add column channels with an optional module. This
option is not available at the time of printing.
13.
Upper Drain Tube
– Liquids spilled on the top shelf are
carried away through this tube to a user-supplied
container.
14.
Ethernet Port
– An 8P8C jack for a network connection
using a standard CAT5 cable, or for a direct connection to a
computer using a cross-over cable.
15.
RS-232 Port
– Serial communication port to interface with
expansion modules.
16.
USB Port
– For control of peripheral equipment. This rear
panel port is primarily for service-related functions.
17.
Cooling Fan
– Cools the internal electronic assemblies.
18.
Check Valves
– Externally-mounted pump check valves to
simplify pump maintenance.
19.
Solvent Level Sensing Outlet Ports
– uses air or
user-supplied gas to measure the hydrostatic pressure of
the solvent above the weighted tubing outlet.
20.
Solvent Inlet Ports
– Accepts two A solvents and two B
solvents.