Delhi Jal Board-DJB has published Procurement Of Pipette Controller, Digital Magnetic Stirrer With Heating And Magnetic Stirrer With Ceramic Hot Plate. Submission Date for this Tender is 15-04-2021. Heater Tenders in Okhla Sewage Laboratory Delhi. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 09-Apr-2021 | CORRIGENDUM | Technical Bid | 15-04-2021 |
| Name of Work:Procurement of Pipette Controller, Digital Magnetic Stirrer with Heating And Magnetic Stirrer with Ceramic Hot plate | |||||
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| Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 1.01 | Specifications for Pipette Controller\nThe pipette controller will be designed to work on plastic or glass pipette from 0.1 ml to 200 ml. The pipette controller will have desktop and wall mount stand. \nIt will have two different speed modes - High & Low along with Gravity drain\nThe speed of dispersion can also be fine-tuned by varying finger pressure on operating knobs for better control.\nIt will have cadmium free environment friendly NiMH batteries supplied with the intelligent charger prevents over charging/heating of batteries. The pipette controller will also have low battery indicator\nTechnical Specification\nPower : 2 x 1.2 V / 1000 mAh NiMH bat teries\nBattery Service Life : Eight hours continuous use\nBattery Charging Time : 2 - 3 hours to charge fully\nVolumetric Range : Plastic or Glass pipet te from 0.1 ml up to 200 ml\nSafety System : Replaceable hydrophobic 0.45 pm PTFE filter Safety check valve\nStandard Accessory : Battery charger\n Desk top Stand\n Hydrophobic PTFE membrane filter 0.45 µm 1Pc\n Hydrophobic PTFE membrane filter 0.20 µm 1Pc\n Wall mounting stand with screw\nMake: Brand, Glassco, Thermo, Sartorius \n\n\n\n | item1 | 16 | Nos. |
| 2 | 1.02 | Specifications for Digital Magnetic Stirrer with Heating \nThe magnetic stirrer will be made with Aluminium and Robust Metallic Construction. The Stirring will be magnetic coil motorless and will be noiseless.\nIt will be digitally controlled and suitable for continuous unsupervised operation. The system will be designed for synchronous heating and stirringand provide consistent stirring on all positions. \nThe heating will provide homogeneous temperature distribution across the heating plate. It will have hot top warning indication and timer function, Adjustable reverse operation for stirring. The stirring speed remains constant, even when load changes. The system will have SPC-mode for a low self-warming of the surface. The system can be operated wirelessly through android app over wifi.\nTechnical Specification\nSet-up plate material : Aluminum\nSilicone mat : Yes\nNumber of stirring positions : 15\nStirring position distance : 90 mm\nSpeed range : 0 - 1000 rpm\nSpeed control : 10 RPM Steps\nStirring quantity max. (H2O) : 6L (400mlx15)\nStirring bar length max. : 30mm x 8mm\nHeating temperature range : Room temp. to 120°C\nDisplay type : LED\nInput Type : Key Button\nAdjustable safety circuit min. : 50°C\nAdjustable safety circuit max. : 130°C\nTimer range : 00:01 to 99:59 [Hour: Minute]\nSet-up plate dimensions : 274x504mm\nPermissible ambient temperature : 5 - 40 °C\nPermissible relative humidity : 80 %\nProtection class according to DIN EN 60529 : IP40\nMake: Thermo, Glassco, DAN Logitech, Sartorius\n | item 2 | 4 | Nos. |
| 3 | 1.03 | Specifications for Magnetic Stirrer with Ceramic Hot plate\nThe System will be Aluminium Moulded Construction with highly scratch and chemical resistant ceramic Top. The system will have digital set up temperature controller with LED display. There will be even heat distribution on surface of Top and may assist beaker up to 5000 ml.\nIt will have high High Magnetic strength with single multi-turn intelligent knob operation and user settable High temperature cut off and hard wired cut off. It will have high temperature upto 550°C. \nThere will be thermal insulation for cool body operation and installed with double PT sensors for safety &fail safe operating mechanism\nIt will be supplied with temperature sensors probe\n\nTechnical Specification\nHeating Plate Material - Glass Ceramic Top Plate\nDimension of Heating Plate - 180 mm x 180 mm\nTwo display windows for - Temperature and RPM\nSpeed Range - ~2000 RPM\nHeat Output - 1300 W\nTemperature Range - Ambient to 550°C \nAdjustable safety cut off - 580°C \nControl accuracy of sensor - ± 1K\nPermissible ambient Temp. - 5 - 40°C\nPermissible relative moisture - 80%\nUSB Port - Yes (For Programming)\nDimensions of Hot Plate Body - 378x220x103\nIP Class - 21\n\nMake: Thermo, Glassco, DAN Logitech, Sartorius\n | item3 | 2 | Nos. |
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