Details: supply, design, installation & commissioning of air quality monitoring system at carriage repair workshop,matunga as per attached scope of work & technical specification. description1motherboard and software & router (lan/wi-fi connect)quantity1receiver, demodulator, and amplifier: receiver units should receive the modulated signal from the sensors and demodulate it to convert it into electrical signals. receiver's module should use series of amplifiers to extract modulated data from a carrier wave. the receivers should be capable to sustain the accuracy and stability under all weather conditions. the system should contain the microcontroller, software hardware interface, timers and signal generator and output signal, for display unit and audio alert. microcontroller based logic card, software and audio alert should be a part of system.23routersmps power supply for motherboard1145gsm moduleled display unit (3ft x 5ft) with ip 65 protection.12 (ie. 02 display on both side of one
Sector: Railways