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056-720-00 Rev. 1

Cryogenics Thermoflasks

2122, 2123, 2124, 2129, and 2130

Important

Read these operating instructions. Failure to read, understand

and follow the instructions in this manual may result in damage to the
unit, injury to operating personnel, and poor equipment performance. 

s

Caution

All internal adjustments and maintenance must be performed by

qualified service personnel. 

s

©2017 Thermo Fisher Scientific. All rights reserved.

Application

Catalog Number

Operating Manual

Содержание 2122

Страница 1: ...tand and follow the instructions in this manual may result in damage to the unit injury to operating personnel and poor equipment performance s Caution All internal adjustments and maintenance must be performed by qualified service personnel s 2017 Thermo Fisher Scientific All rights reserved Application Catalog Number Operating Manual ...

Страница 2: ...xcess oxygen and or nitrogen should not be allowed to collect s Warning Nitrogen gas can cause suffocation without warning Store and use liquid nitrogen only in a well ventilated place As the liquid evaporates the resulting gas displaces the normal air in the area The cloudy vapor that appears when liquid nitrogen is exposed to the air is condensed moisture not the gas itself The issuing gas is in...

Страница 3: ...te but not at the exceptionally low temperature of the liquid nitrogen itself Liquid Nitrogen Holding Times 3 Thermoflasks Handling Thermoflasks cont Size Holding Time 1 Liter 38 Hours 2 Liters 48 Hours 4 5 Liters 54 Hours Specifications Catalog Number Capacity Liters Inside Diameter Inches cm Outside Diameter Inches cm Height Inches cm Ship Wt lbs kg 2122 1 0 3 6 9 1 4 6 11 7 9 0 22 9 6 2 7 2123 ...

Страница 4: ...vacuum loss it is important that the following procedure be used during the addition of liquid nitrogen to a warm vessel 1 Add only a small amount of liquid nitrogen 10 of unit volume to new or warm vessels 2 Allow this small amount of liquid nitrogen to sit in the covered vessel for a minimum of 2 hours This will limit stress caused by the sudden temperature change associated with adding liquid n...

Страница 5: ...LUSIVE AND IN LIEU OF ALL OTHER WARRANTIES WHETHER WRITTEN ORAL OR IMPLIED NO WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE SHALL APPLY Thermo shall not be liable for any indirect or consequential damages including without limitation damages relating to lost profits or loss of products Your local Thermo Sales Office is ready to help with comprehensive site preparation informati...

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