PHOTON
+
System Guide
10
Power and Environmental Requirements
USB Cable Requirements
The maximum USB cable length is 16 feet. Additional USB cables can
be added to increase the length provided that a powered USB hub is
added between cables to boost the power.
Environmental Requirements
Operation
When powered on, the allowable ambient temperature for operation of
the
PHOTON
+
is from 5 to 45
o
C (41 to 113
o
F). The relative humidity
range for operation is from 10 to 90% under non-condensing conditions.
Storage and Shipment
Store the
PHOTON
+
in a clean, dry environment. The following
environment limitations apply to both storage and shipment:
Temperature: -20 to 60
o
C (-4 to 140
o
F)
Humidity: Up to 95%
The system should be protected against temperature extremes that would
cause condensation within the system.
Packaging for Shipment
Original Packaging
Use the original factory packaging containers to return ship the system to
Brüel & Kjær for Calibration or service. If the system is being returned
to Brüel & Kjær for service, attach a tag indicating the return
merchandise authorization (RMA) number provided by Brüel & Kjær
customer support, type of service required, return address, system model
name, and serial number.
The following general instructions should be used for repackaging with
commercially available materials:
1.
Wrap the system with heavy paper or plastic.
2.
Use a strong shipping container. A double wall carton made of 350-
pound test material is adequate.
Summary of Contents for PHOTON+
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