PRODUCT INTRODUCTION

QMA2030

Quartz Crystal Microbalance Technology (¼öÁ¤°áÁ¤ ¹Ì·®ÃµÄª ±â¼ú) °í±Þ ±â¼úÀ» È°¿ëÇÏ¿© °í¼øµµÀÇ »ê¾÷ °¡½ººÎÅÍ Ã˸Šº£µå º¸È£¿¡ À̸£±â±îÁö ´Ù¾çÇÑ ¿ëµµ¿¡¼­ ¹«º¯µ¿(drift-free) ÃøÁ¤ÀÌ °¡´ÉÇϸç Á¤¹Ðµµ°¡ ³ô°í ¹ÝÀÀ¼ºÀÌ ¶Ù¾î³­ ºÐ¼®±âÀÔ´Ï´Ù.

»ó¼¼¼³¸í

Performance
Measurement TechnologyQuartz Crystal Microbalance
Range0.1 to 2000ppmv
Calibrated range 0.5 to 700ppmV with trend indication above and below calibration range
Accuracy¡¾10% max for 0.5 to 700 ppmV or 0.1 ppmV whichever is greater (¡¾5% available on request)
Repeatability¡¾5% of the reading from 0.5 to 700ppmV
Sensitivity0.1ppmV 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 CalibrationInternal moisture generator source calibrated traceable to NPL and NIST
Electrical output/input
Analogue Output4–20 mA for moisture (max load 500¥Ø) User-configurable range
Analogue Output
Resolution
16 bit
Supply Voltage110 V (90 to 115) or 240 V (220 to 245) switch selectable, 50/60Hz
Alarms3 Alarms: Volt free contact, rating 3 A @ 250 V AC
Operating conditions
Inlet Pressure1 barg (Adjusted to achieve the correct exhaust flow, up to 200 barg with optional pressure regulator)
Outlet PressureAtmospheric
Sample Flow Requirement300 ml/min
Sample Gas Temperature0 to +100¡ÆC
Operating Environment+15 to +40¡ÆC, 90%RH max
Mechanical specification
Display8.4 inch LCD touch-screen
Dimensions470 x 214 x 400mm – allow extra 200mm for clearance at back (w x h x d) 
Net Weight15kg