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ZEISS
10 Technical Data and Conformity | 10.2 Installation Requirements
Parameter
Requirement
Magnetic stray
fields
Measured in time domain and at specimen chamber height (1.0–
1.5 m).
DC component: 0.5 mG / 5 min or less
AC component: less than 1 mG peak to peak between 10 Hz and
1 kHz
Acoustic noise
Up to 120 Hz: less than 52 dB
120–450 Hz: less than 43 dB
Above 450 Hz: less than 47 dB
10.2.1 Layout and Connections
A
B
C
D
E
F
G
H
I
1
2
3
4
1
Static vibration damper
A
Mains power supply
208...230 V/25 A, L1/N(L2)/PE
2
Pre-vacuum pump
Equipotential bonding bar
3
Computer workplace
Pressure reducer (water, nitrogen,
compressed air)
4
Emergency Off (EMO) button (optional)
Main shut-off valves
Water supply
Water runback
Nitrogen supply
Compressed air supply
Exhaust line
Instruction Manual ZEISS Crossbeam 350 | en-US | Rev. 3 | 349500-8111-000
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