Centralized Environmental Factors and Energy Efficiency Monitoring and Control Systems comprised of electronic sensors for environmental factors, namely, temperature, humidity, moisture, wind, and dust density, physical conditions, namely, sound, light, smoke, gas, fire, weight, pressure, force, position, angle and speed, human activities, namely, invasion, proximity, noise, motion, and movement, energy factors, namely, efficiency, loading, frequency, power factor, and conversion ratio, and for operation of machines, namely, acoustic, heat, flow, pressure, level, leak, vibration, current and rotation; programmable logic controllers (PLC); programmable data access processors; data processing equipment, namely, couplers, electronic transmitters for providing high speed input/output of data, network communication converters, electric installations for the remote control of industrial operations, data collectors processing apparatus, data processing apparatus and the management software for the Centralized Environmental Factors and Energy Efficiency Monitoring and Control Systems