P
AGE
34
O
PERATING THE
S
YSTEM
C
HAPTER
4
L
IMIT
A
NALYSER
4.5 operating of the device
→ display of functions
Make sure that the analyser was installed in accordance with chapter 3
(→
page 19) and the program switches were set properly according to the
application described under Section 4.3
(→ page 29).
→ the unit must be switched on
analysis result
This LED has different colours and signals
the analysis result.
1.
green-flashing:
the unit was switched on (green-flashing
do not indicate an analysis result)
2.
green:
the water quality is below the specified
limit
3.
red:
the limit has been exceeded - the relay
REL 1 has not yet activated
→ retry cycle
4.
red-flashing:
the limit has been exceeded
– and the
relay REL 1 has activated
green
red
analysis activ
1.
yellow:
the LED-display lights continuously, thus
indicating a started analysis
2a.
yellow-flashing:
the display will flash, signaling that the
analysis interval is expired - next
analysis start is delayed because input
contact IN is opened
→ flow control function
2b
yellow-flashing:
the display will flash, signaling that no
analysis can be started automatically.
The device was programmed so that
after a threshold is exceeded, the
analysis stops. Simultaneously flashes
or lights the red LED "analysis result"
(see program switch S4 and S5 on page
32)
yellow
red
yellow
NOTE
