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NEO MONITORS

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  • Diode Laser¸¦ ÀÌ¿ëÇÑ IR ´ë¿ªÀÇ in-situ¹æ½Ä
  • TDLAS(Tuneable Diode Laser Absorption Spectroscopy)
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  • HCI, H©üS ¼Ò°¢·Î / ¸Å¸³Áö
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NEO MonitorsÀÇ LaserGas™ II SP H2´Â TDLAS(Tunable Diode Laser Absorption Spectroscopy) Áï, ·¹ÀÌÀú¸¦ ÀÌ¿ëÇÑ 'ºñÁ¢ÃË½Ä ±¤ÇÐÃøÁ¤ ¹æ½Ä'À» »ç¿ëÇÕ´Ï´Ù. ÃøÁ¤ ¼¾¼­´Â ¿À¿° ¶Ç´Â ºÎ½Ä¼º ¹°Áú·ÎºÎÅÍ ¿µÇâÀ» ¹ÞÁö ¾ÊÀ¸¸ç, Á¤±âÀûÀÎ À¯Áöº¸¼ö°¡ ÇÊ¿äÇÏÁö ¾Ê½À´Ï´Ù. »ùÇøµ ÀåÄ¡°¡ ÇÊ¿ä¾ø´Â Laser TDLAS ¹æ½ÄÀ» »ç¿ëÇÔÀ¸·Î½á ÃøÁ¤ °ªÀº ´õ Á¤È®ÇØÁö°í, »ùÇøµ°ú °ü·ÃµÈ ¿À·ù°¡ °¨¼ÒÇÏ°Ô µË´Ï´Ù. LaserGas™ II SP H2 ºÐ¼®±â´Â Ç÷£Áö¿¡ Á÷Á¢ ÀåÂøµÇ¾î ½Ç½Ã°£ ÃøÁ¤ÀÌ ÀÌ·ç¾îÁö¸ç, ÆÛÁö °¡½º ¿¬°á°ú ¾ó¶óÀÌ¸ÕÆ®¸¦ ½±°Ô ÇØÁÖ´Â 'Tiling Mechanism'ÀÌ Àû¿ëµË´Ï´Ù.
 

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• Specifications
   - Optical Path Length: Typically 0.5 - 5 m
   - Accuracy: Application dependent
   - Repeatability: 2% of range (gas & application dependent)
 
• Environmental conditions
   - * Certified Operating temperatures: -20 °C - +55 °C
   - Storage temperature: -20 °C to +55 °C
   - Protection classification: IP66
 
• Inputs / outputs
   - Analog output(3): 4 - 20 mA current loop (concentration, transmission)
   - Digital output: TCP/IP, MODBUS, Optional fibre optic
   - Relay output (3): High gas, Maintenance warning and fault
   - Analog input (2): 4 - 20 mA Process temperature and pressure reading
 
• Ratings
   - Input transmitter unit: 18 - 32 VDC, max. 20W
   - 4 - 20 mA output: 500 Ohm max. isolated
   - Relay output: 1 A at 30 V DC/AC
 
• Safety
   - Laser class: Class 1 according to IEC 60825-1
   - CE: Certified
   - EMC: Conformant with directive 2014/30/EU
 
• Approvals
   - IECEx/ATEX zone 1: II 2 G Ex pxb [op is Ga] IIC T4 Gb, II 2 D Ex pxb [op is Da] IIIC T100°C Db
   - IECEx/ATEX zone 2: II 3 G Ex nA nC [op is Ga] IIC T4 Gc, II 3 D Ex tc [op is Da] IIIC T100°C Dc
   - CSA: Class 1, Div.2, Groups A, B, C and D; Temperature Code T4
 
• Installation and Operation
   - Flange dimension: DN 50/PN10 or ANSI 2"/150lbs(other dimensions on request)
   - Alignment tolerances: Flanges parallel within 1.5°
   - Purge flow: Dry and oil-free pressurised air or nitrogen 10 -50 l/min(application dependent)
   - Purge air quality: ISO 8573-1:2010, class 3 or better
 
• Maintenance
   - Visual inspection: Recommended every 6 - 12 months
   - Calibration: Check recommended every 12 months
   - Validation: Build-in cell for span check with H2 gas (non ATEX/IECEx/CSA) or integrated span check (all versions)
 
• Dimensions / Weight
   - Transmitter unit: 405mm (plus 65 for purge unit) x 270mm x 170mm, 6.2kg
   - Transmitter unit (Ex ver.): 405mm (plus 65 for purge unit) x 270mm x 310mm, 7.9kg
   - Receiver unit: 355mm (plus 65 for purge unit) x 125mm x 125mm, 3.9kg
 
* Certified ambient temperature range: -20°C to +55°C
Extended ambient temperature ranges: -30°C to +55°C or -20°C to +65°C (non-certified) available upon request, subject to application.

 
Gas Detection limit Min range Max range Response time Temp Pressure
H2 0.1 %Vol 0-5 %Vol 0-100 %Vol 2sec -50°C ~ 250°C 0.5BarA ~ 10BarA
 
 
 
NOTE: Detection limits are specified as the 95% confidence interval for 1m optical path and gas temperature/ pressure = 25°C / 1 BarA. Measured in N2.