Kontron MSM800XEL User Manual

Page 85

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MSM800XEV/XEL

/ Design Considerations

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83

Cooling Option

Assembly Example on an MSM800BEV

Part-Nr. 807041

Screening E47 (-25°C to 70°C)

Heat sink, small (35x37.5x6mm)

Available on all MSM800 models

Part-Nr. 807042

Screening E48 (-40°C to +85°C)

Heat sink, large (79x79.5x8.5mm)

Available on MSM800BEV/XEV/XEL models

Not possible with MSM800SEV/SEL

Part-Nr. 807043

Screening E48 (-40°C to +85°C)

Thermojunction (64x50x13mm)

Available on MSM800BEV/XEV/XEL models

Not possible with MSM800SEV/SEL

Two PC104 mounting holes are used for the large cooler.

The thermojunction has been specifically designed by KCC to have 2 almost separate parts to provide distinct

heat dissipation for the CPU and the other onboard chips. The holes in the thermojunction are for ø2mm screws. The
holes in the casing/housing that will be attached to the thermojunction should be ø2.5 or 3mm.

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