a. Friendly communication menu allows an intuitive and convenient operation;
b. 320×240 graphic dot-matrix color LCD display is clear to see;
c. The original imported zirconia sensor has a high measurement accuracy, rapid response speed and long calibration cycle, etc.;
d. With the gas path 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;
e. Real-time analysis data can be displayed in data or curve;
f. 40 thousand pieces of historical data can be stored locally and can be read in list or curve or exported through port;
g. The instrument allows multi-point fractional liner calibration, meeting the need for an accurate measurement of oxygen content among the full range;
h. Automatic temperature compensation function could eliminate the impact of environmental temperature changes on the measurement accuracy;
i. Original imported sampling pump is built in and has a long service life and stable performance;
j. Power is supplied in a wide range and it is more applicable;
k. 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 dot matrix 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 (trace)
0.01% (normal)
l Repeatability: ≤±1.0%FS
l Response Time: T90≤30S
l Output Port: 4-20mA analog current output (load resistance<1KΩ)
0-10V analog voltage output (load resistance>10KΩ)
1 way of programmable alarm output (Dry contact type, maximum load 220V/2A)
2 ways of instrument status signal output
l Communication Mode: RS232 (default) or RS485
l Power Supply: AC85~264V 50/60Hz, power dissipation <25VA
l Environment Temperature: -10℃~+50℃
l Storage Environment Humidity: <90%RH, non-condensing
l Operation Environment Humidity: <100%RH, non-condensing
l Sample Gas Temperature: 0℃~60℃
l Sampling Mode: Extraction sampling
l Sample Gas Flow: 400~600mL/min
l Gas Inlet Pressure: -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 Size: 133mm×266mm×302mm (H×W×D)
l Hole-Cutting Size: 135mm×227mm (H×W) (in embedded mounting)
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 4.1Kg
l Installation Method: Embedded mounting / counter mounting
It is widely applied in the online oxygen analysis in protection gas of wave soldering, reflow soldering, soldering oven in electric or semi-conductor industry and inert gas sintering furnace, etc.
l Measurement range
l Measured gas pressure
l Background gas composition