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Instruction Manual

ZEISS Cryo Trap

Summary of Contents for Cryo Trap

Page 1: ...Instruction Manual ZEISS Cryo Trap...

Page 2: ...for archiving purposes shall remain unaffected thereby Any viola tions may be prosecuted as copyright infringements The use of general descriptive names registered names trademarks etc in this docume...

Page 3: ...p 9 5 2 Principle of Operation 10 5 3 Technical Data 11 5 4 System Requirements 11 5 5 Detector Compatibility 12 5 6 Stage Movement Limitiation 12 6 Installation 13 7 Operation 14 7 1 Filling the Dewa...

Page 4: ...al before starting to work with the Cryo Trap Read the instructions carefully Keep the instruction manual nearby the Cryo Trap and hand it over to future owners of the instrument This instruction manu...

Page 5: ...Follow a path in the software Text input Text output Text to be entered by the user Text displayed by the system Programming and Macros Anything typed in literally during program ming including for e...

Page 6: ...rod connecting the cooling plate to the dewar Contamination Unwanted absorbation of volatile hydrocarbon compounds at speci men and instrument surfaces Cryo Trap Reduces the contamination in the spec...

Page 7: ...n contact with the skin 4 Wear proper protection equipment when handling the liquid nitrogen and Cryo Trap 4 Do not touch the cooling rod and the cooling plate inside the chamber as long as the de war...

Page 8: ...long as the dewar is filled with liquid nitrogen 4 Before you vent the specimen chamber wait until the dewar is empty and the cooling rod and cooling plate are warmed up to room temperature 4 Always...

Page 9: ...r 4 Adapter Flange 5 Cooling Plate 6 Cooling Rod Function The chamber vacuum provides the thermal isolation of a dewar vessel which is filled with liquid nitrogen The extreme cold will be transferred...

Page 10: ...comes contaminated This may influence the image quality 1 2 The temperature of the cooling plate 3 decreases and the hydrocarbons change their physical state from volatile to solid The compounds are d...

Page 11: ...he cooling plate stays below 130 C for 10 12 hours Warming up time At regular system vacuum With a refilled dewar it takes about 2 days to reach room temperature again 36 hours to reach 20 C CryoWarmU...

Page 12: ...NT The EDS detector must be mounted on port EDS1 Fig 2 Ports of GeminiSEM 300 500 5 6 Stage Movement Limitiation With cooling plate in position untilted stage movement is uncompromised A stage tilt of...

Page 13: ...ZEISS 6 Installation 6 Installation The Cryo Trap is either factory installed or retrofitted by authorized ZEISS service personnel Instruction Manual ZEISS Cryo Trap en US Rev 2 346000 8166 000 13...

Page 14: ...he cover for the dewar filling hole WARNING Suffocation hazard due to lack of oxygen Danger of nitrogen accumulation in low lying areas or subterranean rooms 4 Ensure the room is ventilated properly 4...

Page 15: ...e lid white Teflon cover 6 Make sure that the lid is correctly seated and the borehole is not facing towards the speci men chamber 7 For extended operating hours 10 hours refill liquid nitrogen as nec...

Page 16: ...objective lens 3 Fix the cooling plate with the knurled thumb screw 2 2 4 Measure the resistance between SE2 collector grid and the cooling plate with a DVM These two parts should be isolated from ea...

Page 17: ...installation and Disposal 8 De installation and Disposal The Cryo Trap is de installed and disposed of by authorized ZEISS service personnel only Instruction Manual ZEISS Cryo Trap en US Rev 2 346000...

Page 18: ...om temperature Do not attempt to pump the cham ber again until all components are warm and fully dry Defrost the dewar Image drift Fluctuating temperature in the specimen chamber Check position of bor...

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Page 20: ...Carl Zeiss Promenade 10 07745 Jena Germany phone 49 3641 64 3161 fax 49 3641 64 3439 info microscopy zeiss com www zeiss com microscopy Instruction Manual ZEISS Cryo Trap en US Rev 2 Printed in Germa...

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