| 2 | 1) WEIGHT - Should be less than 10 kg2) POWERREQUIREMENTS100-240 Vac nominal, 50/60 Hz. Battery back-up to retain data3) TEMPERATURE CONTROL - Peltier system Fixed temperature at 37°C4) QUALITY CONTROL - Two controls per testQC survey of last 30 control measurements Levey Jenning plot High/Low flags5) OPTICAL Specifications- Photometric range: -0.1 to 2.3 Absorbance a. Wavelengths automatic by 12 positions filter wheel HPED,RIP Thin film filters b. 7 Standard interference filters: 340, 405, 505, 546,578,620 and 660 nmc. 5 positions for optional filters d. Detector: Photo diode (320-1000 nm) e. Light source: quartz-halogen lamp 12V-20W6) FLOWCELL –Stainless Steel, Fixed, with quartz windows Measuring volume 30 μL7) FLUIDIC SYSTEM -Internal bellows pump, driven by stepper motor Back panel connection for waste Programmable aspiration volume8) OPERATOR INTERFACE -Membrane keyboard, for direct function and alpha-numeric entry Optional external keyboardHigh contrast graphical LCD display9) Printer- Internal matrix printerNormal paper ,External printer port 10) SIGNAL INTERFACE - Centronics type parallel port RS 232 type serial port ‘PS 2 type port for external keyboard Real time clock, 24 hours system .11) LANGUAGES – English12) MINIMUM SAMPLE ASPIRATIONVOLUME -250μl13) MEASUREMENT PROCEDURES-Kinetic, with linearity check Kinetic, with linearity check and sample slope blank Two point kinetic, with or without reagent blank End point, with or without reagent blankBi-chromatic end point, with or without reagent blank End point, with sample blank and with or without reagent blank 14) Blanking: automatic zero setting15) MULTIPLE TESTING -Up to 9 replicates Means, SD and CV%16) MEASURING TIMEProgrammable, 2 to 998 seconds for end point, kinetic and two point assays17) DELAY TIMEProgrammable, 0 to 999 seconds18) ALERT FOR ABNORMAL RESULTS -Data Flags for Abnormal Results19) INSTRUMENT WARM-UP TIME -No warm-up time20) CALIBRATION -Factor, one-point, two-point and multipoint Automatic on 1 standard (linear mode) Automatic on up to 10 standards (non-linear mode)21) METHOD PARAMETER SETTINGS a. Method name, b. Measurement mode – c. Wavelength 1 and 2 , d. Aspiration volume e. Measurement delay, f. Measurement time g. Factor, h. Concentration standards i. Reagent blank y/n,j. Sample blank y/n k. Units for results, l. Levels for flagging m. Curve fit y/n , n. Linearity check |
