rectangular water bath jjm 2021-22 - nabl accreditation of quality control sub district labs in ernakulam, idukki, thrissur and palakkad procurement of 13 nos rectangular water bath , jjm 2021-22- nabl accreditation of quality control sub district labs in ernakulam, idukki, thrissur and palakkad – procurement of 13 nos rectangular water bath , should be doubled walled construction with inner side made of leak proof ss304 mirror finished and outer side made of ss 304 chamber should be made of seamless single die pressed without any joints the gap between the walls should be filled with high density glass wool for proper insulation to avoid heat loss should have minimum 12 nos holes with diameter of holes minimum 3 inches withnon corrosive concentric rings lid temperature range 5°c above ambient to 99 °c temperature accuracy ±1°c should have micro processor based auto tuned pid controller with ce mark should have digital temperature controller with pt 100 sensor and resolution 0.1°c should have lcd / led display with dual display of set value and process value should have inbuilt water level sensor should have stirrer with suitable high speed motor with stainless steel stirring rod and blade should have high temperature and low temperature cut off features and alarms power supply:50 / 60hz 230v, single phase should have maximum power consumption 1.5kw should provide ce certification should provide nabl calibration certificate hard copy of instrument manual with specification details to be submitted should provide iq, oq and pq documentation warranty 3 years for the entire unit