BARBER-COLMAN

SENSORS, INDICATORS, [ RECORDERS, CONDITION LIMITERS, ] REGULATORS, PROGRAMMERS AND CONTROLLERS OF VARIABLE CONDITIONS-, namely, TEMPERATURE, PRESSURE, [ FLAME, FLUID FLOW, LIQUID LEVEL, ] ELECTRIC VOLTAGE AND ELECTRIC CURRENT ; AND ACCESSORIES THEREFOR-, namely, [ REGULATED DC POWER SUPPLIES, ] [ AUXILIARY CONTROL RELAYS, ] [ SETPOINT STATIONS, AUTO/MANUAL CONTROL STATIONS, ] [ HIGHEST OR LOWEST SIGNAL SELECTORS, ] [ CALIBRATORS AND ] TEST SETS