System for ensuring valid communications between a central contr

Details System for ensuring valid communications between a central contr System for ensuring valid communications between a central contr

1988-10-14

1991-02-12

Crosland, Donnie L.

Communications: electrical

Condition responsive indicating system

With particular system function

340517, 340518, 340505, 340666, 455603, 36442403, 364463, G08B 2500, G06F 1520

Patent

active

049927752

ABSTRACT:
An annunciation system for a wireless weighing system. The weighing system includes control keys for selecting and displaying the weights from a plurality of remote weighing pads, each having a separate through the air communications channel. The weighing system further provides a mode for storing a zero value for each pad. In the preferred embodiment, the annuniciation system comprises a plurality of LED combinations where each combination is located proximately to a corresponding pad select key which indicates a particular communications channel. Each LED combination has a plurality of states including off, green, red and amber which indicates a condition of the corresponding communications channel. Additionally, each LED combination can indicate a condition of a corresponding communications channel by being off, on steady, or blinking.

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