Modifier Mode Setup - Teledyne SyriXus 65x Installation And Operation Manual

6.1.4 Modifier Mode
Setup
To Zero the Pumps
To Fill Pump B with
Modifier
EAR99 Technology Subject to Restrictions Contained on the Cover Page
SyriXus Series Pumps Installation and Operation Guide
When first setting up a system for Modifier Addition Mode, the pumps
should be zeroed and filled. To accomplish this, the pumps should first
be placed under independent control - Constant Pressure Mode.
Once the modifier system is operating, the system does not need to
be zeroed before subsequent refilling.
1. If the pumps are running, press the STOP key once.
2. Press MENU > MORE (A).
3. Press '4' - MULTI-PUMP, to display the multi-pump menu.
4. Press '4' - INDEPENDENT to designate that the pumps be oper-
ated under independent control. The number '4' will blink, indi-
cating that Independent Mode has been selected.
5. Press 'D' - PREVIOUS, twice to return to the main menu.
6. Press CONST PRESS.
1. Place the pumps in Independent Control - Constant Pressure
Mode, as detailed above.
2. Be sure the pumps are stopped.
3. Disconnect the inlet tubing from the inlet valve of pump A.
4. Select '2' pump Independent Control/Constant Pressure Mode.
Refer to Section 5.5 "Continuous Flow Mode".
5. Open the inlet valves of each pump.
6. Run both pumps empty.
7. Zero the pressure on each pump.
8. Reconnect the pump A inlet tubing to the inlet valve.
1. Place the pumps in Independent Control - Constant Pressure
Mode, as previously explained. Be sure the pumps are stopped.
2. Close the pump B outlet valve and open the pump B inlet valve.
3. Press REFILL. Press softkey 'B' to designate that pump B is the
active pump (the pump being refilled). Pump B will fill with
modifier.
4. After pump B has filled, press run and deliver 5-10 mL of modi-
fier back through the inlet valve, to ensure all air is purged from
the pump, before pressing stop.
5. Close the inlet valve.
When using the pumps with liquefied CO
CO in a 'dip-tube' CO
2
super critical pressures as the tank empties.
Section 6 Modifier Addition
NOTE
NOTE
, make sure you purchase
2
tank. Helium headspace tanks will maintain
2
6-5