2Installation
22 Keysight 11683A Operating and Service Manual
Initial Inspection
Inspect the shipping container for damage. If the shipping container or packing material is
damaged it should be kept until the contents of the shipment have been checked mechanically
and electrically. If there is mechanical damage or if the instrument does not pass the performance
tests, notify the nearest Keysight office. Keep the damaged shipping materials (if any) for the
carrier and a Keysight representative to inspect. The Keysight office will arrange for repair or
replacement without waiting for claim settlement.
Power Requirements
The 11683A Range Calibrator requires a power source with an output of 100, 120, 230, or 240 Vac
+5% -10%.
For 100 and 120 Vac, 48 to 66Hz or 360 to 440 Hz at 125 mA.
For 230 and 240 Vac, 48 to 66 Hz at 62 mA.
Power consumption is less than12 VA.
Line Voltage Selection
Figure 2-1 provides instruction for line voltage and fuse selection. The Line Voltage Selection Card
and fuse are factory installed for 120 Vac operation.
Power Cable
In accordance with international safety standards, this instrument is equipped with a three-wire
power cable. When connected to an appropriate ac power receptacle, this cable grounds the
instrument cabinet. The type of power cable plug shipped with each instrument depends on the
country of destination. Refer to Figure 2-2 for the part numbers of the power cable plugs available.
Interconnections
Refer to the Power Meter's operating and service manual for hook-up instructions.
The protection provided by grounding the instrument cabinet may be lost if any powercable
other than the threeîpronged type supplied is used to couple the ac line voltage to the
instrument.
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