Tender Document - Pollution Control Board, Assam

Item code No.: 07COD DIGESTER with aluminum heating block system:Should feature Temperature and time controllable facility in the system. Thedigestion set should consist of thermo reactor, test tubes, air coolers, insert frames,air cooler stand, cooling trough, magnetic agitator, selective exchanger.Heater block should have• Over temperature protection standard• Safe to operate – all expose parts are at low temperature.• Housing in Aluminum• Leakage protection(for acid)• Constant temperature, precision surface heating over the entire base plate.• Systematic spacing of the tubes(at least 8-12 tubes)• Temperature range: 0- 200ºC• Separate controller with cableTemperature and time controller:Temperature range: Up to 399ºCWith one parameter setting, the specified temperature and time sequence runsautomatically.Safety functions to ensure that the equipment cut off in the event of short circuitor interruption of temperature sensor signal.Temperature control: PID characteristic, with antidrift controlAccuracy: ±0.5 KTime control: 0-999min, with simultaneous display of set point and remaining timeto runSeries Magnetic agitator for at least 12 test tubes simultaneously, for stirringduring addition of acid.17