Princeton FA-448 User Manual

Page of 12
I. D e s c r i p t i o n
The FA-448 is a series of filter wheel assemblies which are available with and without installed order
sorting filters and with and without remote position control.  This manual covers the following 
models:
FA-448
Six position filter wheel.
Manual sample indexing.
Holds 6 samples or filters, each 1 inch diameter.
Does not include filters.
FA-448-1
Order sorting filter assembly.
320nm, 590nm, 665nm, and 715nm order sorting
filters mounted in the FA-448 filter wheel assembly. *
FA-448-2
Motorized six position filter wheel with stepping motor 
and FA-448-4 controller.  Enables computer controlled 
filter indexing through RS-232 port and front panel 
switch.  Does not include filters.
FA-448-3
Motorized order sorting filter assembly.  Same as
FA-448-2, except with order sorting filters installed.  
Requires computer or terminal with RS-232 port for 
external control. *
FA-448-4
Controller retrofit unit.  For use with FA-448 and 
FA-448-1 manual filter assemblies to allow computer 
control or front panel switch control.
*
Positions of order sorting filters in FA-448-1 and FA-448-3:
Position 1:   Open
Position 2:   320nm cut-off filter
Position 3:   590nm cut-off filter
Position 4:   665nm cut-off filter
Position 5:   715nm cut-off filter
2