Forest And Environment Department

Forest And Environment Department has published Bids Are Invited For Pm 2.5 Sampler - 1.Sampling Principle: Impactor Based Design As Per Epa / Usepa And Cpcb Guidelines Specifications 2.Particle Separation: Omni-Directional Air Inlet With Pm10separation Through An Impactor Followed By Pm 2.5 Separation Through A Wins Impactor 3.Sampling Rate: Sampling Rate Of About 1 M3 / Hr, Unaffected By Voltage Fluctuations And Filter Chocking Maintained By Critical Orifice System, Microprocessor Based Digital Flow Controller And Other Suitable Flow Controller. 4.Filter Holder: Filter Holder, Designed To Accept Any Standard Filter Media Of 46.2 Mm Diameter.5.Samplingdurationrecorder: Time Totalizer To Record The Sampling Duration To The Nearest 0.01 Hour.6.Flow Recorder & Display System : Recorder For Flow Rate, Volume Of Sampled Air, Air Temperature, Filter Temperature, Barometric Pressure And Filter Pressure With 20×4 Lcd Display Showing Real Time Viz.7.Auto Shut Off Facility: Auto Shut Off And Start Facility For The Sampler If Flow Rate Drops By More Than 10 % From The Designed Value With Accuracy ± 2 Min / Month.8.Pump: Oil Free, Low Noise, Driven By Brushless Induction Motor.9.Power Requirement: Single Phase Ac, 220 Volts, 50 Hz Supply, Sampler To Be Unaffected By + / - 10% Fluctuation In Supply Voltage.10.Std. Accessories: The Equipment Is To Be Supplied With Mains Cord And Tool Kit. , Respirable Dust Sampler - 1.General: Equipment Shall Conform To Bis, Is: 5182 ( Part-23 ) : 2006.2.Blower : Noiseless, Brush Less 3. Noise: Operating Noise Of The Equipment Shall Not Exceed By More Than 5 Db ( A ) Than The Ambient Noise Level At A Distance Of 5M From The Equipment. 4. Flow Rate : 0.8-1.4 M3 / Min Free Flow 5.Particle Size: Coarser Particles > 10 Microns Shall Be Separated By A Sharp Cutoff Cyclone And Collected Separately. The Particle Size Of Less Than 10 Microns Shall Be Collected On Glass Micro Fiber Filter Paper Of Standard Size, 203 Mm X 254 Mm To Be Mounted In The Filter Holder.6.Sampling Time : Maximum, Continuously For 24 Hours 7.Sampling Time Recorder : 0 To 9999.99 Hrs.10.Time Totalizer Circuit :For The Detection Of Blower Stoppage Due To Any Reason.11.Power Requirement : 230 + 10 V, Single Phase, 50 Hz Ac 12.Voltage Stabilization : By Built In Voltage Stabilizer With Automatic Shut-Off Beyond 170-270V Gaseous Sampling : Flow Rate : 0.3 To 3 Lpm, + 2% Accuracy , Flow Control: Four Inlet And One Outlet Manifold With Built In Needle Valves For Flow Control At The Inlet, Temperature Controller : Gaseous Sampling Attachment Should Be Fitted With Thermo Electrical Cooling Facilities To Maintain The Impingers At 15O C , Sampling Train: Capacity - 35 Ml Borosilicate Glass Impingers ( 04 Nos. ) , Total Quantity : 1. Last date of submission for this tender is 2022-01-06. This is a Clocks tender in Bhubaneswar, Odisha