Extremely fast: less than 2 minutes for 63% response to a step change in either direction
Advanced Quartz Crystal Microbalance technology for drift-free measurements with low sensitivity to contamination
Automatic calibration for measurement confidence
Ease of use with intuitive touch-screen display
Simple maintenance for low cost of ownership
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 direction
Automatic 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)
