OPEN TOP CHAMBERS WITH PRECISE CONTROL OF DESIRED CO2 TEMP AND HUMIDITY

ESTBLISHMENT OF OPEN TOP CHAMBER WITH PRECISE CONTROL OF DESIRED CO2, TEMPERATURE & HUMIDITY

CONSTRUCTIONS OF OPEN TOP CHAMBER (OTC): (i) DETAILS OF CHAMBER: (Two Chambers) Chamber 1: Ambient - Chamber 2: Temperature, C02, Humidity Controlled - A. Size: 4(L) X 4(W) X 3.5(H) meter with GI structure with proper foundation and grouting - B. A suitable door of 6ft X 3ft (outside opening) with gasket and automatic door closer to be provided in each chamber. - C. Multi-layered transparent poly-carbonate sheet 4- 6 mm thick, UV protected, with more than 85% light transparency to be used for OTC structure. - D. Aluminium strips (Flat & Angled) and rust-free screw to be use for installation of the polycarbonate sheet. - E. Angled poly-carbonate sheet to be provided on the top of the OTC - F. Structure will be made of 2’& 1 ‘square GI pipe as per recruitment - PC sheet Make: GE lexan or Equivalent Make in India Company (ii) AIR TEMERATURE SENSOR: (Two numbers) - A. PT100 sensor with Class A element - B. IP 65 weather proof - C. Temperature range: 0-100 degree C - D. Out-put: 4-20mA output for - E. SS stem: 6mm x 10” long - F. Power Supply: 24 V DC - G. Easy to installation & integration with control system - Make: HK Temps or Equivalent Make in India Company (iii) CARBON DI-OXIDE (CO2) SENSOR: (Two numbers) - A. Operating method: NDIR - B. Range: 0-2000 ppm - C. Out-put: 4-20 mA, suitable for Data logging and controlling - D. Operating Temperature: 0-60 DegC - E. Sensor Life: more than 10 years - F. Operating Humidity: 0-95 % RH (non condensing) - G. Power Supply: 24 V DC - H. Warm-Up Time: 1 min - I. Power Consumption: < 1W - H. Easy to installation & integration with control system - Make: SenseAir or Equivalent Make in India company (iv) HUMIDITY SENSOR: (Two numbers) - A. Polymer Humidity Capacitor - B. Range: 0-100 % RH - C. Power Supply: 12-36 V DC - D. Out-put: 0-5 VDC, 0-10 VDC & 4-20 mA - E. Accuracy: ± 2 % - F. IP 65 weather proof - G. Repeatability: ± 0.3 % RH - Make: Rotronic, Switzerland or Equivalent Make in India company (v) DEHUMIDIFIER: (One Number) - A. Power Supply: 260-Watt, 230 V AC, 50 Hz, - B. Area Covered: Upto 720 Sqft - C. Capacity: Upto 30 Ltr/Day - Make: SHARP or Equivalent (vi) INPUT/OUTPUT MODULE: (Two numbers) - A. Power Supply :12-36 VDC - B. Input: 4-20 mA and Digital Input - C. Out Put: Digital Output - D. Channel: 8 or 16 Channels - E. Communication protocol: RS485 Serial communication suitable for Data Monitoring & Controlling - F. Working Temperature: 0-70 DegC - Make: WayJun or Equivalent Make in India Product (vii) SUPERVISORY CONTROL & DATA ACQUISITION SYSTEM:(one Number) - A. Real time data acquisition through OS based PC. - B. Memory Backup, Historical data storage for future research purpose. - C. Data download in Excel format - D. Free software upgradation - E. Hardware License dongle for easy use - F. Serial communication for easy to connect with sensor and controlling devices.- G. Easy to use graphical interface - Make: Sielco Sistemi, Italy (viii) CO2 INJECTION SYSTEM: (One Set) - A. Two numbers of CO2 Cylinder and a Regulator to be provided - B. Manifold for connect 2 cylinders, and distribute to 2 nos. OTC. - C. CO2 cylinder capacity 47 Ltr - D. CO2 distribution Line: UPVC (1/2”) pipe and PU tube with all fitting for one OTC should be provided - E. Automatic Solenoid Valve should be provided to control CO2 level in side OTC as per user requirement. (ix) HEATING ARRANGEMENT (Six Numbers) (FOR ONE OTC): - A. Infrared Ceramic Heater: 500-Watt, 250 V AC - B. Heat Enclosure: MS Power coated with SS reflector - C. Temperature Increase: 2-3 Deg C more than Ambient Temp - Heater Make: Elstine, Germany (x) CONTROL PANELS: (One Number) - A. Weather proof, rugged, enclosure design - B. Suitable for Outside installation - C. MS power coated - D. Industrial standard equipment: Necessary Power, Cables, Fiber glass cables for heater, I/O module, SMPS, Relay Card, MCCB, MCB, Terminal blocks, LED, Rotary, Switch. Components Make: L&T or Schneider or Equivalent (xi) PC FOR SCADA SYSTEM: (One Number) - PC with 18.5” Monitor, 500GB hard Disk, 4 GB RAM suitable for running SCADA system: Make: DELL or HP (xii) Cost for Installation & commissioning - (xiii) Warranty: minimum of one year - Note: Rates to be quoted inclusive of GST

Please Enable Macros to View BoQ information