Part 13.5: Checking The Ocm Conductivity - Fresenius Medical Care 4008 S Service Manual

Chapter 9: Calibration / adjustment

9.1.36 Part 13.5: Checking the OCM conductivity

OCM COND.-Check
OCM Cond.-Check
conc. set = ± 0%
concentrate pumpvolume.
e.g.:
conc.set = –6 %
ACKNOWLEDGED
OCM Cond.-Check
Verify the conductivity.
Reference meter, display,
LED bargraph display.
Repeat the
procedure with
different values.
9-32
Conf
key
Use ◄► to select
the Concentrate
setting field.
If no key is
pressed for
approx. 4 s.
Use the +/– keys
to reduce the
Audio paused
key
After
approx. 3 s
Check:
Esc
key
Fresenius Medical Care 4008 S (Version V10) SM-EN 7/01.13
OCM Cond.-Check
XXXX

XX.XX

XXXX

XX.XX

Alpha Concentrate Bicarbonate
display setting setting
CD cell 7; 12 bit

CD cell 7

CD cell 110; 12 bit

CD cell 110

ADC digits (OCM)
mS/cm
ADC digits (OCM)
mS/cm
Temperature
setting