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• In-situ ½Ç½Ã°£ ÃøÁ¤ • Laser TDLAS ±â¼ú
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• ³·Àº detection limit
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• Span check ÀÏüÈ
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• CO ÇÁ·Î¼¼½º
- ¿Âµµ 500 ¹Ì¸¸: 50-100,000ppm*m
- ¿Âµµ 500 ÀÌ»ó: 200-200,000ppm*m
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• SPECIFICATIONS
- Detection limit(CO): 0.5ppm** - Max. process gas temperature: 1300°C - Max. process gas pressure: 1.5 barA
- Optical path length: Typically 0.5 - 20m - Repeatability: +/-0.5ppm or +/-1% relative, whichever is greater (application dependent)
- Linearity: <1% of range
- Response time: < 5 seconds • ENVIRONMENTAL CONDITIONS
- Operating temperatures: -40 °C - +65 °C - Storage temperatures: -40 °C to +70 °C - Protection classification: IP65 • INPUT / OUTPUT
- Analog output(3): 4 - 20 mA current loop(concentraion CO, transmission, concentration CH4) - Digital output: 10/100 Base T Ethernet (Modbus/TCP)
- Relay output(2): High gas, warning and fault (normally closed) - Analog input: 4 - 20 mA Process temperature and pressure reading • RATINGS
- Power supply: 24 VDC, range 18 - 32 VDC - Power consumptions: max 20W - 4 - 20 mA output: 500 Ohm max load impedance, not isolated - Relay output: 1 A at 30 V DC • SAFETY
- Laser class: Class 1M according to IEC 60825-1, eye safe - CE: Certified - EMC: Conformant with directive 2014/30/EU • APPROVALS
- ATEX zone 1: Ex db [op is Ga] IIC T4 Gb, Ex tb [op is Da] IIIC T100°C Db - CSA: Class I, Div.2, Groups B, C and D, T4 - ATEX rating connetion box: II 2 GD Ex e IIC T5, II 2 D Ex e tb IIIC T85°C Db • INSTALLATION AND OPERATION
- Flange dimension: DN50/PN10 or ANSI 2"/150lbs (other dimensions on request) - Alitnment tolerances: Flanges parallel within 1.5°
- Purge of windows: Dry and oil-free pressurised air or gas or by fan - Purge flow: 10-50l/min (application dependent) • MAINTENANCE
- Calibration: Check recommended every 12 months - Validation: In-situ span check with optional internal cell (application dependent) • DIMENSIONS / WEIGHT
- Transmitter and receiver unit(TU/RU): 215mm(length, add 50mm for purge unit) x 125mm(diameter), 3.5kg each - TU/RU connection box: 260mm x 160mm x 90mm, 2.5kg
♦ Process temperature below 500 °C
♦ Process temperature above 500 °C
** NOTE: Detection limits are specified as the 95% confidence interval for 1m optical path and gas temperature / pressure = 25¡É / 1barA. Measured in N2.
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