VectorStar™ MS464xB Series Microwave Vector Network Analyzer Operation Manual : Installation : Operating Environment and Power Requirements
 
Operating Environment and Power Requirements
Before installing the VectorStar MS464xB Series VNA in its operating environment, ensure that all airflow passages at the sides and rear of the instrument are clear. Proper ventilation is of particular importance whenever the unit is being rack mounted. Keep the cooling fan filters clean so that the ventilation holes are not obstructed. A blocked fan filter can cause the instrument to overheat and shut down. The VectorStar MS464xB Series VNA can be operated within the following environmental limits:
Operational Environmental Specifications and Power Requirements 
Parameter
Specification
Environmental Specifications
Operating Temperature Range:
0 to +50 degrees Celsius (per MIL-PRF-28800F)
Relative Humidity:
5% to 95% (per MIL-PRF-28800F)
Altitude:
4,600 meters, 43.9 cm Hg
Vibration:
Sinusoidal 5 Hz to 55 Hz on 3 axes
Power Requirements
Voltages:
90 to 264 VAC maximum (single phase)
Frequency:
47 to 63 Hz (power factor controlled)
Power:
350 VA maximum
Installation Category:
The VectorStar MS464xB Series VNA is intended for Installation Category (Overvoltage Category) II
 
Warning
When supplying power to this equipment, connect the accessory 3-pin power cord to a 3-pin grounded power outlet. If power is supplied without grounding the equipment, there is a risk of receiving a severe or fatal electric shock.