Tamson Instruments bv, van 't Hoffstraat 12, 2665 JL Bleiswijk, Netherlands
.
+31(0)10 – 522 43 73 Fax. +31(0)10 – 521 19 41
\\word\manuals\tlv25\\mantlv25.doc Date 09-2010 Rev. 1.31 UK
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Operation
The front panel layout shows following 4 operating keys:
Page
List
Down
Up
The “Page” Key offers following:
•
Temperature readout in
°
C,
•
Temperature set point in
°
C, value between –90 and +60
°
C,
•
Tuning the bath (“Atune”),
•
Changing the tuning (PID) parameters,
•
The ”List” Key will list the P, I, D, High Cutback and Low Cutback options,
•
Changing the temperature calibration offset,
•
Programming the bath(ACCS).
*
This menu item has only been build in for servicing purpose and should
not be used by users.
Up and Down keys allow changing the listed value. All changed values like set point and PID parameters will
be kept in memory even after switching of the power supply.
Quick start
To start operating the bath in a quick way do following:
•
Fill the bath with fluid until the level reaches 10 to 20 mm under the top plate,
•
Place the power plug,
•
Place cold finger/cryostat,
•
Switch the bath on with the mains switch,
•
Choose a working temperature (set point) with and ,
•
Switch on the cryostat.
•
Wait until the bath has reached its set point and choose ATUNE by pressing ,
•
Now press and the display shows ”tune”,
•
Press to choose “ON”,
•
Press and together, the display will now alternate the values “tune” and the actual temperature,
•
After a short period, depending on the set point temperature, the blinking of “tune” will stop and the bath
is ready for use.