Accessories/Options
Accessory/
Option Number
Description
Keysight N7909A 1 kW power dissipator. 1 unit is required for 1 kW power supplies to sink the rated out-
put power; 2 units are required for 2 kW power supplies to sink the rated output
power.
Keysight N7908A Black Box Recorder board - Only available on units with serial numbers prior to
MY59100101. Installs in an access port on the bottom of the unit. When installed,
appears as Option BBR in the "About" screen and must be check-marked on the unit
label under "Black Box Recorder".
Keysight N7907A Rack Ear and Slide Accessory Kit - everything needed for mounting 1 kW models, 2 kW
models, and the power dissipator in 19-inch EIA cabinets.
N6700-60012 1U Rack ears only - for 1 kW models and the power dissipator (1.75 in. high)
5063-9212 2U Rack ears only - for 2 kW models (3.5 in. high)
5063-9219 2U Rack ears with handles - for 2 kW models (3.5 in. high)
5003-1128 Rack slides only - for mounting 1 kW models, 2 kW models, and the power dissipator in
19-inch EIA cabinets.
Keysight E664AC Rails only - for mounting 2 kW models in 19 inch EIA cabinets. Because of required air-
flow, you cannot use rails for rack mounting 1 kW models or the power dissipator.
Option 301 Improves the programming and measurement accuracy, and adds a seamless low-cur-
rent measurement range. This option is included on all N7900 models.
Option 302 Adds voltage and current digitizers with programmable sample rates and external data
logging. This option is included on all N7900 models.
Option 303 Adds output list and arbitrary waveform capability. Also adds 6x improvement in up/-
down programming times. This option is included on all N7900 models.
Option 760 Disconnect relays including polarity reverse relays. When installed, appears as option
760 in the "About" screen and on the unit label. This option is NOT available for Models
N6950A and N6970A, and is NOT included on Models N7950A and N7970A.
Option 761 Disconnect relays without polarity reverse. When installed, appears as option 761 in
the "About" screen and on the unit label. This option is available for Models N6950A
and N6970A, and is included on Models N7950A and N7970A.
Option UK6 Commercial calibration with test results data.
Option BBR Black Box Recorder. Only available on units with serial numbers MY59100101 and
later. Previously available as Keysight N7908A
Keysight 14585A Control and Analysis Software
Keysight N6900/N7900 Series Operating and Service Guide 39
1 Quick Reference