Interruption of Operation
Page 40
Operating manual LC 340.01-A.3.5/6
Current revision status: Apr 4, 2019
8.2.2 WATER TEMPERATURE ALARM
Alarm indication:
The alarm lamp
“Alarms / Water temperature”
is lighting red. In the page
“Events”
you will find detailed information about active alarm message:
a) Tap water temperature is out of the specification
b) DI water temperature is out of the specification
Action:
This alarm will not stop chiller operation. It is only warning message that tap or DI
water temperature is out of specification. Following conditions will activate this alarm
message:
Tap Water Temperature
T(MIN):
18.0°C
T(MAX):
26.0°C
Hysteresis:
0.5°C
-
Tap water temperature lower than T(MIN)
-
Tap water temperature higher than T(MAX)
DI Water Temperature
T(MIN):
24.0°C
T(MAX):
40.0°C
Hysteresis:
0.5°C
-
DI water temperature lower than T(MIN)
-
DI water temperature higher than T(MAX)
If you start up the laser system after a long down time, please wait until preheating of
the water is finished.
If the alarm is still present after finishing of preheating, go to page
„Events“
to check if
another alarm is active. In case of an active alarm message solve this problem first.
If no other alarm message is active, go to item
Error! Reference source not found.
to
check if the default settings are correct.
If the default settings are OK, please call our service department.
Reset of the alarm:
After solving the problem, you can reset the alarm by pushing the reset button in
LaserNet. The red light will be switched off.