9 Appendix
Another option is the Uncorrected Pulse Output board, as seen below. This provides an additional dry-
signal pulse output that allows for connection to an external pulse counting instrument.
Figure 9-2: Pulse Output Board
For the sake of clarity this illustration does not show the routing of wires from the sensor switches.
Illustrated below is the UMB index without the front covers or enclosure housing. To change the direction
of rotation, it is first necessary to remove the odometer. This is accomplished by removal of the screw in
the top left corner, after which the odometer pulls straight out.
Figure 9-3: Internal View of the Index Base
Honeywell
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