上海美盛自动化设备有限公司
石英晶体振荡技术,带自动校准的高精度、快速响应的实验室分析仪,用于高纯工业气体的微水测量(ppbv和ppmv).
Product Features
Technical Specification
Performance Measurement technology Quartz Crystal Microbalance Range 0.1 to 2000ppmV. Calibrated range 0.5 to 500ppmV with trend indication above and below calibration range Accuracy ±5% for 0.5 to 500 ppmV or 0.1 ppmV whichever is greater Repeatability ±5% of the reading from 0.5 to 1000ppmV Sensitivity 0.1ppmV or 1% of the reading, whichever is the greater Response time <2 minutes for 63% response to a step change in either direction
<5 minutes for 95% response to a step change in either directionAutomatic calibration Internal moisture generator source calibrated traceable to NPL and NIST Electrical output/input Analog output 4–20mA for moisture (max load 500Ω) User-configurable range Analog output resolution 16 bit Supply voltage 110V (90 to 115) or 240V (220 to 245) switch selectable, 50-60Hz Alarms 3 Alarms: Volt free contact, rating 3A@250 VAC Operating conditions Inlet pressure 1 barg (Adjusted to achieve the correct exhaust flow, up to 200 barg with optional pressure regulator) Outlet pressure Atmospheric Sample flow requirement 300ml/min Sample gas temperature 0°C to 100°C / 32°F to 212°F Operating environment 15°C to 40°C / 59°F to 104°F , 90%RH max Mechanical specification Display 8.4 inch LCD touch-screen Dimensions (WxHxD) 470mm x 214mm x 400mm – allow extra 200mm for clearance at back (w x h x d)
18.5 inches x 8.4 inches x 15.7 inches – allow extra 7.5 inches for clearance at back (w x h x d)Net weight 15kg / 33lbs
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