HT-FA114 EX Oxygen Analyzer Original imported zirconia sensor is used it has rapid response speed, high measurement accuracy and long calibration cycle, etc.; Multiple background gas is supported for calibration and it is available to display background gas type
a. Menu can be switched between Chinese and English and the operation is intuitive and convenient;
b. 320×240 graphic dot-matrix color LCD display is clear to see;
c. Original imported zirconia sensor is used it has rapid response speed, high measurement accuracy and long calibration cycle, etc.;
d. Multiple background gas is supported for calibration and it is available to display background gas type;
e. With the gas circuit blockage alarm and self-protection function, the instrument could turn off the sampling pump automatically when the gas circuit malfunctions, which could extend the service life of sampling pump and sensor;
f. The instrument allows multi-point fractional liner calibration, meeting the need for an accurate measurement of oxygen content among the full range from PPm to %;
g. 40 thousand pieces of historical data can be stored and checked locally or exported through serial port;
h. Local/ remote check function is equipped;
i. Equipped with switch control functions for the vacuum pump and intake solenoid valve;
j. Automatic temperature compensation function could reduce the impact of environmental temperature changes on the measurement accuracy;
k. Original imported sampling pump (optional) is built in and has a long service life and stable performance;
l. RS232 (default) or RS485 digital communication port can be selected according to clients’ requirement, to realize unidirectional or bidirectional communication with computer or other digital communication facilities.
l Measurement Principle: Zirconia
l Display Mode: 320×240 matrix dot color LCD
l Measurement Range: 0~10/100/1000PPm/1.00%/25.00% O2
l Measurement Accuracy: 0~1000PPm/1.00%/25.00%≤±1%FS
0~100PPm≤±2%FS
0~10PPm≤±5%FS
l Resolution: 0.1PPm
l Repeatability: ≤±1.0%FS
l Response Time: T90≤30S
l Output Port: 4-20mA.DC (Non-isolated output, load resistance<500Ω)
1 way of programmable alarm output (Dry contact type, maximum load 220VAC/2A)
2 ways of programmable state signal output (Dry contact type, maximum load 220VAC/2A)
1 way of external active control signal input (DC12~24V)
l Communication Mode: RS232 (default) or RS485
l Power Supply: AC220V±10%
l Environment Temperature: -10℃~+50℃
l Storage Environment Humidity:＜90%RH, non-condensing
l Operation Environment Humidity:＜100%RH, non-condensing
l Sampling Mode: Gas in
l Sample Gas Temperature: 0℃~60℃
l Sampling Mode: Gas in or extraction sampling (please indicate sampling mode when ordering)
l Sample Gas Flow: 400~600mL/min
l Gas Inlet Pressure: Gas in: 5Kpa≤ relative pressure≤200Kpa (relief valve is recommended if the pressure＞200Kpa)
Extraction: -10Kpa≤ relative pressure ≤5Kpa(please indicate the specific negative pressure value when ordering if the pressure＜5Kpa)
l Gas Outlet Pressure: Free venting (under safe conditions)
l Background Gas: N2 or other inert gas
l EX Grade: Exd IIC T6
l Protection Grade: IP65
l Size: 300mm×300mm×210mm (H×W×D)
l Installation Hole Size: 332mm×190mm (H×W)
l Sensor Service Life: >5 years (under normal conditions of use)
l Gas Circuit Port: NPT 1/8 internal thread
l Instrument Weight: Net weight 28.0Kg
l Installation Method: Wall-mounted
It is applied in the online oxygen analysis industry, such as oxygen concentration detection in protection gas detection in the petrochemical, air separation, and semiconductor industries, where the explosion-proof level requirement is Exd IIC T6.
l Measurement range
l Measured gas pressure
l Background gas composition
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