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Multi Gas Analyzer BI 7400 is designed to meet the needs of various industrial process with combination of technologies. The technology employed is tried and tested to ensure the user experiences maximum reliability and accuracy.
Up to six gases can be analyzed simultaneously with scalable ranges for each gas. BI 7400 is an ideal solution to protect initial investment & long lasting performances.
| Sensor Technology | Non Dispersive Infrared Absorption (NDIR) Non Dispersive Ultraviolet Absorption (NDUV) Ultraviolet Doppler Optical Absorption Spectroscopy (UV DOAS) Tuneable Diode Laser Spectroscopy (TDLS) Zirconia (ZrO2) Paramagnetic Electrochemical (EC) |
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| Measurement Gas |
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| Repeatability | ±1% of reading NDIR sensors ±1% of reading NDUV sensors ±1% of reading UV DOAS sensors ±1% of reading TDLS sensors ±0.5 % of reading Zirconia sensors ±0.5 % of reading Paramagnetic sensors ±2% of reading Electrochemical sensors |
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| Drift | ±1% NDIR sensors ±1% NDUV sensors ±1% UV DOAS sensors ±1% TDLS sensors ±1% Zirconia sensors <± 0.2% Paramagnetic sensors ±2% Electrochemical sensors |
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| Response Time | T90 < 15 sec NDIR sensors T90 < 15 sec NDUV sensors T90 < 15 sec UV DOAS sensors T90 < 15 sec TDLS sensors T90 < 5 sec Zirconia sensors T90 < 5 sec Paramagnetic sensors T90 < 60 sec Electrochemical sensors |
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| Operating Temperature | 4°C to 65°C | ||||||||||||||||||||||||||||||||
| Analog Output | 4-20mA | ||||||||||||||||||||||||||||||||
| Digital Interface | RS 485, MODBUS | ||||||||||||||||||||||||||||||||
| Relay Output | 2 Nos. potential free contacts for alarms | ||||||||||||||||||||||||||||||||
| Power Supply | 110/230 VAC, 50 Hz |
