If a problem persists, call your supplier or Tamson Instruments bv Warranty Tamson Instruments bv warrants that all equipment manufactured by it shall be free from defects in material and workmanship, which might impair its usefulness. Tamson Instruments bv. does not warranty that the equipment is fit for any particular use.
The TLV25 system contains a 25 liter Dewar flask. The fluid in the flask must permanently be cooled by an external cryostat. The temperature set point is maintained via a microprocessor controlled heating element.
Upper readout When the controller is activating the heater the indicator on the controller "OP1" will blink. Tamson Instruments bv, van 't Hoffstraat 12, 2665 JL Bleiswijk, Netherlands +31(0)10 – 522 43 73 Fax. +31(0)10 – 521 19 41 pag. 9 / 26...
After a short period, depending on the set point temperature, the blinking of “tune” will stop and the bath • is ready for use. Tamson Instruments bv, van 't Hoffstraat 12, 2665 JL Bleiswijk, Netherlands +31(0)10 – 522 43 73 Fax. +31(0)10 – 521 19 41 pag. 10 / 26...
Table 1 Parameters influencing the temperature control A TLV25 system filled with methanol combined with a KV40 cryostat will give result following in table 2. Please note that values to your system can differ extremely due to ambient and system tolerances.
This is a tecnical proces only specialized companies can perform. Ad 2+3) Free all ice from the TLV25 and KVprobe and hose. Let the unit dry in ambient and make sure there is no moisture absorbed in the tubing of the KV80. The combination KV80/TLV25 needs good maintenance.
Overheating will cause severe damage to the compressor. The cold finger can be placed in the TLV25 holder, next to the three opening lids for the viscosity meter holders. When the TLV25 is fully filled with methanol the cryostat can be switched on. In all cases water is not recommended to use in combination with a cryostat.
[Ref 40&80_2.XLS] Temperature[°C] Stable regulation of the KV40 / TLV25 combination is guaranteed for all working temperatures with a minimum of approximately 2 degrees above the combinations’ minimum temperature. This minimum temperature of –32’C is reached when the TLV25-heating is fully off.
2 degrees above the combinations minimum temperature. This minimum temperature is reached when the heating from the is TLV25 fully off and lies around minus 65 ° C. The cooling probe of the system is formed by a stainless steel coil at the top of a flexible hose.
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