Chapter 11: Functional description
11-8 Fresenius Medical Care 4008 S (Version V10) SM-EN 7/01.13
11.1.1.7 Venous pressure system test
Test description Check the lower limit by verifying the venous zero point.
Check the upper limit by detuning the venous pressure unit in positive
direction
(the venous line clamp remains closed while the test is in progress).
PV_DET
P
VEN
DATA BUS
Mother-
LP 630
board
Output
LP 634
board
board
Input
LP 633
VENT_V
X632/B27
X632/B28
X351/2
X351/4
X351/1
X632/C17
X632/C18
X633L/B5
X634R/C18
CPU 2
LP 632
Rückmeldung/Acknowledgement
Testgenerierung/Generation of Test
X632/C16
LDSA
X351/10
P_VEN
LP 922
Display
board
X1631/20a
X1631/21a
CPU 1
L P1631
X631/A20 X631/A21