4 - HUBER

Require
ments
Mechanical
overtemperature
protection
cc1, cc2, cc3,
A5 to A18
B8 to B25,
201,202,
K6 to K25
Electronic
overtemperature
protection
for all units not
listed above as
well as Polystats
with -P04
For detailed information
on the range of
accessories incl. technical
data and price quotations,
please refer to the Huber
catalog or contact your
Huber agent.
2
3
3. Commissioning
3.3. Filling Thermofluid
Overtemperature protection
Prepare the thermostat for
thermoregulation and take safety
measures as described below.
Setting the overtemperature
protection device.
Requirements:
A suitable thermal fluid has been
selected for the process
requirements.
The flash point of the thermal fluid is
known.
For Polystat cc1, cc2, cc3, Polystat with
polycarbonate bath A5 to A18,
Polystat bath thermostat B8 to B25,
heating thermostat 201 and 202,
cooling bath K6 to K25,the over-temperature
protection is set mechanically.
It is independent of the controller.
Use a suitable tool (screw driver or the like)
to turn the red button in the center of the
over-temperature protection device (section
2.2) to the desired temperature value.
33-1
Working temperature range
of thermostat (max.)
Flash point of the thermal
fluid
Over-temperature
protection
(Overheat)
Permissible temperature
range for set-point entry
Procedure:
The over-temperature protection is
set to at least 25 °C below the flash Viscosity limit of the
point of the thermofluid.
thermal fluid
Working temperature range
of thermostat (min.)
Caution!
The overtemperature protection is an especially important safety
device of your thermostat. It should always be operable and be tested
periodically!
2
Mechanical overtemperature
protection
For all other units not listed above, the over-temperature protection
is set electronically. It is independent of the controller.
Use a suitable tool (screw driver or the like) to press the yellow
button in the center of the over-temperature protection device.
The over temperature protection menu will be displayed.
Over temp. protection
OT Setp. heating
OT temp . display
Exit
OT setpoint heating: over temp. value
(adjustable on the Polystat controller)
OT temperature display: display of the
over temperature actual value
3
Electronic overtemperature
protection
Temperature rise