Fresenius Medical Care 4008 E Technical Manual page 46

UF function test
Test description:
CPU1 activates the UF pump at a defined rate.
CPU2 checks the UF pump.
CPU2 blocks the control line of the UF pump and checks whether the UF pump stops.
Check of the UF counter.
The following is additionally applicable with built-in 4008 HDF option:
CPU1 activates the UF pump 2 at a defined rate.
CPU2 checks the hydraulic and the electric function of the UF pump 2.
CPU2 blocks the control line of the UF pump 2 and checks whether it stops.
Check of the UF2 counter.
Illustration:
X632/C7
X632/A7
LP 632
X632/C28
CPU 2
X632/C27
X632/B24
X632/A29
X632/B27 X632/
B28
X631/A20 X631/A21
LP 631
CPU 1
LP 635 LP 649
(4008 E) (4008 B)
Display
board
LP 924 LP 922
(4008 H) (4008 S)
Testgenerierung/Generation of Test
Rueckmeldung/Acknowledgement
UF_P2
UF_P1
UF_P_EN
UF_P_CTL
UF_P2CTL
P_DIAL
X633L/
B6
LP 633
Input
board
X633R/
X633L/
C28
C23
LP 630
DATA BUS
Mother
board
Fresenius Medical Care 4008 4/08.03 (TM)
X634R/A24
X634R/
C11
LP 634
Output
board
X633L/ X634L/ X634L/
C14 A-C24 A-C23
.
.
X634R/
A22
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