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WEB COMMUNICATIONS SERVER AND AN ETHERNET-SERIAL BRIDGE; METERS AND CONTROLLERS SOLD AS A STAND ALONE DEVICES OR CONNECTED DIRECTLY TO AN ETHERNET NETWORK OR TO A GLOBAL COMPUTER NETWORK FOR USE IN MEASURING, CONTROLLING, AND/OR REGULATING, TEMPERATURE, HUMIDITY, PRESSURE, STRAIN, FLOW, FORCE, LEVEL, PH, LOAD, VIBRATION, ELECTRICAL RESISTANCE, AIR VELOCITY, AMPERAGE, FREQUENCY, VOLTAGE, ION CONCENTRATION, CONDUCTIVITY AND DATA ACQUISITION, DISPLAY, AND RETRIEVAL OF ELECTRICAL SIGNALS FROM SENSORS, SWITCHES, AND TRANSDUCERS