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5.3
Set the set temperature T
5.4
Lock and release operating buttons
Lock the operating button
Release operating buttons
5.5
Set temperature limit values Til and Tih
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set
The set temperature T
equipment should reach and then maintain.
T
is the outflow temperature of the device.
int
In a well-controlled system, the outflow temperature is the same as the set
temperature.
1.
Select the [Set] operating button or the Menu Set temperature menu
item.
2.
Enter a new set temperature.
3.
Press [OK] to confirm the new value.
The new set temperature has been accepted.
The operating buttons can be locked in order to protect the device when
using a process control system or against unauthorized access.
1.
Press any operating button on the display in order to make the button
set appear.
2.
Press and hold down the [Menu] button.
Button set switches from [Menu] to [OK].
3.
Press and hold down the [Down] arrow button within 4 seconds.
4.
Hold down both buttons for 4 seconds.
In the display the descriptions of the buttons are replaced by
[---].
The entry function is now locked.
1.
Press and hold down the middle entry button.
2.
Press and hold down the right entry button[---] for 4 seconds.
3.
Hold down both buttons for 4 seconds.
In the display the descriptions of the buttons show up again.
The device can be operated again.
These menu items are used to set temperature limit values Til and Tih. The
temperature limit values limit the entry range for the set temperature. A
warning is issued if the temperature Tint is outside the temperature limit
range. The two temperature limit vales reflect the temperature limits of the
application.
The working temperature range of the heat transfer liquid must be
greater than the range of the temperature limit values.
LOOP
is the temperature that the constant temperature
set
V3
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