Switch Setting Examples - HP 5890 Series II Plus Reference Manual

Chromatographic Troubleshooting
Electronic pressure control

Switch setting examples

MODE A or MODE B
EPC A or EPC B
EXAMPLE
INLET B = Split/Splitless Inlet with Electronic Pressure Control
INLET A = Any Non-Electronic Pressure Controlled Inlet
IN A1 or IN B1 RIGHT, currently unused PID
IN A0 or IN B0 LEFT, Programmable Cool On-Column (PID) /
RIGHT, Purged Packed Inlet & Split/Splitless Capillary
Inlet (PID)
LEFT, (FPR) Programmable Cool On-Column Inlet &
Purged Packed Inlet / RIGHT, (BPR) Split/Splitless
Capillary Inlet
LEFT, Electronic Pressure Control present / RIGHT,
Electronic Pressure Control not present
LEFT = OPEN
RIGHT = CLOSED
IN B1
IN B0
MODE B
EPC B
IN A1
IN A0
MODE A
EPC A
RIGHT
RIGHT
RIGHT
LEFT
This group of switches controls the
RIGHT
A position inlet. If another electronic
RIGHT
pressure controlled inlet is installed in the
A position, this group of switches must be
RIGHT
set according to the instructions for that
RIGHT
particular inlet.
NOTE
221