Blackbox 133 Level Controller
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Blackbox 133 is a compact low-cost intelligent controller that offers non-contacting level measurement. Blackbox 133 features two control or alarm relays, with simple 0-5V output proportional to level to drive a local display. Simple two pump control with alternation is also included in the Blackbox 133, when supplied with a display.Blackbox 133 is available with an integral display option (shown above) which extends the capability of the Blackbox range, allowing users to locally program the unit and give a readout of level.