Model 333SingleChannel USBChromatography
DataSystemRelay ( Contact Closure ) Installation
Solder the
2N3904
transistor
into the
three holes
provided for
it. Note that
the transis-
tor has a
flat side and
a curved
side.
The flat sidegoes towards thebottomof
theboardas shown.
Then solder the
SPDT relay into
the6holes pro-
vided.
Finally, solder
the3position
terminal block
intoplace.
Model333
Relay Installation
Page 5
