W A R N I N G
Please pay attention to the following laser safety warning: Under no
circumstances look into the end of an optical cable attached to the optical output
when the device is operational. The laser radiation can seriously damage your
eyesight. Do not enable the laser when there is no fiber attached to the optical
output connector. The laser is enabled by pressing the ’active’ button close to
the optical output connector on the front panel of the module. The laser is on when
the green LED on the front panel of the instrument is lit. The use of optical
instruments with this product will increase eye hazard. The laser module has a
built-in safety circuitry which will disable the optical output in the case of a fault
condition Refer servicing only to qualified and authorized personnel.
Input/Output Signals
C A U T I O N
There is one input BNC connector: Trigger In. This is a TTL input.
A maximum of 5 V can be applied as an external voltage to this input connector.
There is one output BNC connector: Trigger Out. This is a TTL output. Do not apply
an external voltage to this connector.
The N7747A and N7748A have front-panel BNC connectors for each optical port.
This is an analog voltage output (0 to 2V). Do not apply an external voltage to this
connector.
Line Power Connectors
In accordance with international safety standards, the instrument has
a three-wire power cable. When connected to an appropriate AC power
receptacle, this cable earths the instrument cabinet. The type of power
cable shipped with each instrument depends on the country of
destination. Please refer to "Accessories" section in the User's Guide for
the part numbers of available power cables.
Getting Started
1
Keysight
N77xx Series
17
Содержание N77 Series
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