Measurement of moisture in flue gas to calculate emissions on a dry or wet basis - AMETEK Process Instruments-Thermox - #1 |
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Contact Rating : 1 A, 30V max. noninductive load, AC or DC Alarms : Four independent sensor alarms, each high or low selectable. One alarm can be allocated to % moisture, calibrate or verify. Set relays to energize or de-energize on alarm. Diagnostics Communications Power Requirements : Watchdog timer and service alarms. System test for A/D, RAM, EEPROM and keypad. Display line 4 reserved for full-text error and diagnostic messages. Twenty-entry event log. : RS-485 2-way addressable. : Nominal 115-230 VAC ±10%; 47-63 Hz; 75 VA max. Environment System Compliance :Ambient Temperature: 14 to 122°F (-10 to 50°C)Relative Humidity: 10% to 80%, noncondensing :EMC Directive 89/336/EEC Low Voltage Directive 73/23/EEC Hazardous Area Calibration : Oxygen cell lifetime extender. Calibrate or verify calibration. Store last calibration and verification data. Selectable calibration gas run time and process recovery time. Timed automatic calibration with optional remote calibration unit. (Bias adjustment [±2%] for process calibration to EPA Method 4 if required.) : Meets NEC Class I, Division 2 without requiring purge apparatus.
PROCESS INSTRUMENTSEnclosure : Standard: 19” rack mount. Optional: GP (general purpose) wall mount, GP panel mount, weatherproof NEMA 4 (IP 56) wall/panel mount, and stainless steel weatherproof NEMA 4X (IP 56) wall/panel mount. All are UL Listed for NEC Class I, Division 2 areas.® Measurement of moisture in flue gas to calculate emissions on a dry or wet basis - 14271 CEM/HumoxMeasurement of moisture in flue gas to calculate emissions on a dry or wet basisCEM/Humox system consists of two CEM/O THERMOX 2 sensors and Series 2000 Control Unit The CEM/Humox Moisture in Flue Gas Analyzer is designed to measure net oxygen and moisture content in flue gas and process applications. The O2 and moisture data is used to correct emissions, assure product quality, or minimize stack corrosion. The analyzer indicates moisture, oxygen-wet and oxygen-dry concentrations in percent by volume. Calibration Gas Requirements : Use calibration gases at 0.1 to 1.0 L/min. (0.6 L/min recommended) Zero Gas : From 0.1 to 10% O SENSORSPrinciple of Operation : Zirconium oxide - one sensor for hot wet sample; one sensor for dry sample. Operating Range :Oxygen: 0.1% to 100% Moisture: 5% to 85% by volume Accuracy :Oxygen: ± 2% of reading or 0.1% absoluteMoisture: ± 5% of reading or ±1% absolute, whichever is greater2 , balance N Analog Output 2 : Three isolated linear current outputs. Each output can be 4-20 mA, 0-20 mA, 20-4 mA or 20-0 mA and is fully scalable. Hold or track during calibration and select degree of damping. Maximum load 1200 ohms. Response Time : SERIES 2000 CONTROL UNITSample Flow : 0.1 to 1.0 L/min (0.6 L/min is recommended) Display : Four-line x 20-character vacuum fluorescent. Displays combinations of % moisture, oxygen (wet or dry), time and date, cell temperature (wet or dry), cooler temperature, user programmable text, thermocouple mV (wet or dry) or cell mV (wet or dry). Password protection, programmable pressure compensation and context-sensitive help are also provided. Environment :Ambient Temperature: -18°C to 50°C (0°F to 122°F)Relative Humidity: 10% to 90%, noncondensing Power Requirements : 115 VAC, ±10%, 47-63 Hz; 230 VAC, ±10%, 47- 63 Hz; 313 VA max. Enclosure : Indoor use only. www.thermox.com |
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