Trebor CP PURUS - Manual (Page 8)

PAGE 8 PURUS CP PUMP OPERATION / MAINTENANCE MANUAL
4 OPERATION
4.1 PRINCIPALS OF OPERATION
 The Purus CP accomplishes near pulseless flow by Cross-Phase operation (refer to
the following step-by-step illustration):

Chamber 1 – pressure / Chamber 2 – vacuum.

Chamber 1 – pressure / Chamber 2 – pressure (crossed-phase).

Chamber 1 – vacuum / Chamber 2 – pressure.

Chamber 1 – pressure / Chamber 2 – pressure (crossed-phase).

Chamber 1 – pressure / Chamber 2 – vacuum.
4.2 START UP
 Open the fluid suction (IN) line valve, if necessary
 Open the fluid discharge (OUT) line valve, if necessary
 Set air pump supply regulator at the desired discharge pressure. Increase pressure to
attain desired outlet pressure, up to the maximum rating (See Section 3.1)
 Activate pump controller.