P
AGE
53
D
IAGNOSTIC
F
UNCTION
C
HAPTER
6
D
IAGNOSE
9
8.
X
START
C
HECK
S
OLENOID
V
ALVE
Press the START button briefly.
The inlet valve is checked.
→ The yellow LED will flash and the inlet
valve will open and close at 1 second
intervals.
yellow
D
IAGNOSE
10
9.
X
START
C
HECK
W
HITE
LED
(A
CTIVATOR
)
Press the START button briefly.
The function of the LED in the optical path of
the measuring-chamber is checked.
→ The blue LED will flash and the white
measurement-LED will switch on and off
at 1 second intervals.
blue
D
IAGNOSIS
11
10.
X
START
C
HECK
P
ERISTALTIC
P
UMP
Press the START button briefly.
The function of the reagent dosing-pump is
checked.
→ The red LED will flash and the peristaltic
pump will pulse on and off at 1 second
intervals
red
D
IAGNOSIS
12
11.
X
START
C
HECK
A
GITATOR
Press the START button briefly.
The function of the agitator is checked.
→The red + blue LEDs will flash and the
agitator will be activated (the stirrer
begins to spin).
blue red
D
IAGNOSIS
13
12.
X
START
C
HECK
D
IGITAL
I
NPUT
‘IN’
Press the START button briefly.
The function of digital input contact is
reviewed.
→ terminal 16 + 17
→ If the digital input contact is bridged, the
left red + the yellow LED light up.
→ If the digital input contact is open, the left
green + the yellow LED light up.
green yellow
red yellow
It is recommended to close the lid of the control box before running
through diagnosis step 14 and 15
DANGER
