Limit controller

Details Limit controller Limit controller

1977-07-08

1979-07-24

Goldberg, Gerald

Electricity: power supply or regulation systems

Remote sensing

307252W, 323 39, 323 75E, G05F 144

Patent

active

041624408

ABSTRACT:
A solid state switching controller that switches power to a load when sensor controls indicate that a controlled parameter is outside the high and low limit set by the sensors.
The controller power input is AC while the controller output is selectable as either AC or DC. The controller can be utilized to control high and low impedance loads.

REFERENCES:
patent: 3334244 (1967-08-01), Hanchett
patent: 3356859 (1967-12-01), Wilson et al.
patent: 3417297 (1968-12-01), Wallentowitz
patent: 3742311 (1973-06-01), Gary
patent: 4031458 (1977-06-01), Ichikawa
patent: 4045708 (1977-08-01), Neal

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