Profile: Flo-Loc, Inc. specializes in safety equipment. Our products include seismic controller 1000 series, seismic switches 200 series, seismic sensors, flo-safe 2000 series, powerpaks 5000 series. Our FL 200 basic seismic switch tripped & armed manually, allowing close & reopen a rotational valve from the sensor location, either to exercise the valve or to reopen the valve after a seismic shutdown. We equipped with electro-seis shake table, APS model 113, power amplifier, APS model 114, endevco isotron signal conditioner, beckman sweep function generator and tektronix digital oscilloscope.