LEADS Addendum
05780A DCN6493 7
Press ENTR or EXIT depending on whether you have enabled and, or edited the second status
block. Press Exit until you return to either the SETUP or GENERATE menus
To edit, insert or delete another level press the PREV or NEXT keys to select the level that you
wish to change and then press the EDIT buttons and follow the steps from above.
OPTION 73, EXTERNAL VALVE DRIVER
An external valve driver assembly, Option 73, is available that can drive up to 8, 16-watt valves
based on the condition of the status block bits described above. The option, pictured below,
consists of a custom Printed Circuit Assembly (PCA) that mounts to the back of the calibrator
and a universal AC-to-DC power supply. Depending upon the capacity of the external supply
either four (standard) or eight valves can be simultaneously energized.