HT-TA261 Nitrogen/ Oxygen Transmitter The instrument is small and easy to maintain; The imported new-type zirconia sensor has a long service life, high sensitivity and rapid response speed; There are N2and O2 types of display mode, and N2 displays in (N2%=100-O2%)
a. The instrument is small and easy to maintain;
b. The imported new-type zirconia sensor has a long service life, high sensitivity and rapid response speed;
c. There are N2and O2 types of display mode, and N2 displays in (N2%=100-O2%);
d. Automatic temperature compensation could eliminate the impact of environment temperature changes on the measured value;
e. Upper and lower alarm limit can be set among the full range;
f. The instrument allows multi-point fractional liner calibration, meeting the need for an accurate measurement of gas concentration among the full range.
g. Built-in standard RS485 communication port allows a unidirectional or bidirectional communication with computer or other digital communication equipment.
l Measurement Principle: Zirconia
l Display Mode: 5 dight high-light LED display, external display module available (optional)
l Measurement Range: 10/100/1000PPm~21.000% O2/N2
l Measurement Accuracy:10PPm~21.00%≤±1%FS
10PPm~1.00%≤±2%FS
10PPm~100PPm≤±5%FS
l Repeatability: ≤±1.0%FS
l Response Time: T90＜30S
l External Port: 4-20mA.DC (Non-isolated output, load resistance＜1KΩ)
1 way of programmable alarm output (Dry contact type, maximum load 220VAC/2A)
Display module port
l Communication Mode: RS485
l Power Supply: DC24V±10%,1.5A
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: Gas in
l Gas Inlet Pressure: Stable pressure (control the pressure within the recommended limits to make sure the flow is within 400~600mL/min)
l Gas Outlet Pressure: Free venting (under safe conditions)
l Background Gas: Mixed gas of nitrogen and oxygen
l Sensor Service Life: >5 years (under normal conditions of use)
l Gas Circuit Port: Φ6 plastic tube fitting
l Installation Method: Instrument: embedded mounting
Oxygen sensor: fixing clamp
l Air separation industry: air separation fractionation, nitrogen generator, gas purification;
l Chemical/petrochemical industry: chemical production, high purity gas production;
l Electronics: reflow soldering, wave soldering, soldering powder production, semiconductor processing furnace;
l Metal: heat treatment/low temperature annealing, steel, alloy or powder metal production;
l Regular application: environmental monitoring, glove box;
l All kinds of purification equipment, chemical process, glove box, protective gas furnace and other online analysis of oxygen concentration measurement.
l Measurement range
l Measured gas pressure
l Background gas composition
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