各位外贸达人: 小弟我收到一个客人的技术说明,可是我实在弄不懂,请教大家是什么意思。 GAS ANALYZER (11 Nos.) The specifications should be as under: - Key Features Ø Micro Controller Based Ø Bright LED Display Ø Light Weight and Portable Ø Built in electronic calibration check Short warm-up time and fast response Continuous condensate discharge Ø Computer interface provided Ø Four stage filtration system Ø Duly approved by ARAI Pune. OPTIONAL Ø 24 Column printer for hard copy Technical Specifications: - Model Name and Number NPM-CH 1 Measuring range CO 0 to 9.99% HC 0 to 10000 ppm>11,000 Resolution range CO 0.01% HC 10 ppm Response time 10 Seconds Measuring Gas Flow Rate 3 lpm Warm up time 15 minutes Operating temp. range 5 to 45oC Zero / Span Setting Manual Condensate discharge Continuous Power Supply 230V AC +/- 10%, 50Hz + 3% Accuracy + 3% FS Zero Drift (3 hrs) + 3% FS Span Drift (3 hrs) + 3% FS Repeatability + 3% FS Dimensions 39 (W) x 42 (D) x 18 (H) cm Weight 13 kgs. Approx. Serial Communications Provided Smoke Tester (11 Nos. ) Principle Attenuation of light beam Measurement Smoke density in Hartridge Smoke units (HSU) & Light absorption coefficient (K) Range HSU 0… 100% K 0…∞ m-1 Temperature 0… 128oC Resolution HSU 0.1% K 0.01m Temperature 1oC Duly approved by ARAI Pune Light Source Halogen Lamp, 12V DC/20W Detector Photocells with filters and focusing lens Display Alphanumeric LCD display with backlight for day and night operations Display Size 2 x 16 characters of size 5 x 7 mm Keyboard Membrane Keypad 18 Keys for user friendly operations Warm-up time Measurement System : 5 minutes Smoke Column heating : 20… 30 minutes Time Constant Physical 0.4 sec. Electrical 1 m sec. Temperature Sensor RTD (Pt100) Printer 24- column dot matrix printer, paper width 56mm Printer output Opacity in both Hartridge units and K, Temp. in oC & Date and Time Sampling Probe 3 Probes of different diameters along with Synthetic rubber hose of length 4 m Calibration Using calibration filter of known K, Autocal System for mid-point check Operating Temperature 0…5oC Measuring Chamber Temp. 80oC Power supply 90… 270V AC
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