Philippine Nuclear Research Institute Tender

Description 1. 1 Set Simultaneous Alpha-beta Sample Counter Particulars:indicated Use: Simultaneous Alpha, Beta Sample Counting Detector : Zns(ag) Adhered To Plastic Scintillation Material, Tube: 5.1 Cm (2 In.) Diameter Magnetically Shielded Photomultiplier, Window: 0.4 Mg/cm2 Aluminized Mylar, Active And Open Area: 20.3 Cm2, Sample Holder: Brass Housing With Nickel Plated Brass Sample Tray Capable Of Holding Up To A 5.1 Cm (2 In.) Diameter Sample, Alpha Efficiency: 239pu 37%, 230th 32%, 238u 39%, Beta Efficiency: 14c 8%, 99tc 27%, 137cs 29%, 90sr/90y 26%, Cross Talk: Alpha To Beta ? 10%, Beta To Alpha ? 1%, Background: Alpha 3 Cpm Or Less, Beta-gamma Typically 50 Cpm Or Less (10 ?r/hr Field), Audio: Built In Unimorph-type Speaker With Volume Control To Provide A Dual Tone Click-per-event Audio, Status Indicators: Backlit Indicators For Daily Qc Check Needed (qc), Overload Condition (ol), Counting In Cpm Or Dpm Mode (cpm/dpm), Count Has Exceeded Alpha Alarm Set Point (?al), Count Has Exceeded Beta Alarm Set Point (?al), Scalers: Two Each Six-digit Lcd Displays With Backlights Providing A Range Of 0 To 999999 Counts, Scaler Linearity: Reading Within 2% Of True Value, Count Timer Settings: 0.1, 0.5, 1, 2, 5, 10, And 60 Minutes. Pc Position Facilitates Other User-defined Values Set By Software Program, High Voltage: Adjustable From 200 To 2500 Vdc, Thresholds: Alpha-120 Mv, Beta -4 Mv, Beta Window 50 Mv, Data Output: 9-pin Rs-232 Port For Connection To Pc For Data Download And Adjustment Of Detup Parameters. A One Meter Rs-232 To Usb Adapter Cable Is Included, Power: 250 W At 95 To 250 Vac, 50?60 Hz Single Phase Internal 12 Vdc, 1.2a/hr, Trickle Charged Battery Provides Power Up To Eight Hours, Construction: Aluminum Housing With Gray Powder Coat Paint And Sub-surface Printed Front Panel, Temperature Range: -20 To 50 °c (-4 To 122 °f), Size (h X W X L): 29.2 X 19.1 X 26.7 Cm (11.5 X 7.5 X 10.5 In.), Weight: Approximately 13.2 Kg (29 Lb), Software: Computer Based Software To Perform Setup And Calibration Routines Including: Background, Subtract, Crosstalk Correction, Cpm/dpm Modes, Daily Qc Check Parameters, Alarm Levels, And Automatic Plateaus., All Parameters Stored In The Instrument In Non-volatile Memory. The Supplied Software Is Capable Of Logging And Storing The Following: Sample Number, Sample Date, Sample Time, Alpha Count, Beta Count, Sample Type, Comments