HygroMatik WL-ROL 160-1200 Series, Manual

Page: 53 / 76

Page 53
If the minimum inlet pressure returns, the
system starts up again automatically. If the
system produces constantly for the next 10
minutes without any further disturbance, the
repeat counter is reset to "0". If the pressure
drops again, the system stops again and the
counter is raised.
If the minimum inlet pressure does not return,
the system will continue to start up within the
next 20 minutes until the number of repeti-
tions is reached. All output relays are now
finally switched off! The display shows
11.6.9 Calibration high pressure mon-
itor (only WL-ROL/ WL-ROC140)
PS
HIGH
The system operating pressure can be controlled
by means of a pressure switch between the high
pressure pump and the RO modules. If a maxi-
mum pressure set on the pressure switch is
reached during production (e.g. due to an overly
restricted concentrate valve), the system can be
stopped.
» Press the arrow keys to
select if pressure switch should be
active or inactive.
» Confirm the selection with . The
program jumps to submenu "8B".
» Press the arrow keys to set
the switching direction.
N.O. CONTACT = The input functions as a
normally open contact.
N.C. CONTACT = The input works as a nor-
mally closed contact
» Confirm the selection with . The
program jumps to submenu "8C".
N.C. contact is set ex works. Do not
change this! Otherwise there is a risk of
damage to the system.
LOW PRESSURE!
ALARM 1/4
SYSTEM STOPPED!
NO PRESSURE
8 MAX PRESSURE
9 PUMP TEMP IN
8A HIGH PRESSURE
ENABLED
8B HIGH PRESSURE
CONTACT N.C.