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O2 Sensor & Controller for oxygen concentrators. Valve timing and voltage are configurable to user specification. Operation: While measuring O2 concentration, pressure and flow valves are controlled and occluded outlet is detected.
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Specifications:
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Weight |
50g |
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Power Supply |
Universal 85 to 250V AC / 600V peak |
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Valves Power |
2.5W 12—36V DC configurable to user specification |
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Valves Timing |
Configurable to user specification |
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LCD Display |
DigiDISP connects to board edge J2 |
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O2 sensor Accuracy |
±1.5% |
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Flow rate |
0 to 35 L/min |
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O2 Range |
20.8% - 96% |
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Max pressure |
30 psig |
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Thermal change response |
1 oC/min |
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Thermal Gradient max |
50 K/m |
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Operating Temperature |
-45 to 70°C |
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Survival Temperature |
-85 to +85°C |
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Calibration Retention |
More than 10 years |
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Calibration |
Factory. Does not need re-calibration |
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Flow Direction |
Unidirectional |
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Response Time |
20 ms |
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Red LED |
ON when O2 Concentration is below 85% for longer than 1.5 minutes, or when outlet is occluded |
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Green LED |
· Blinks every second during the 1st 1.5 minutes of operation · ON if O2 Concentration is above 85% |
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Yellow LED |
ON when O2 Concentration is below 85% and above 75% |
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Vb, Va, Vc LEDs |
Are jointly ON / OFF with their respective valve |
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Valve ON Timing |
Configurable to user specification |
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Buzzer Alarm |
92 DB at 30cm , Turn ON conditions: 1. Power Failure. Alarm sounds every 7 seconds for 0.75 second for 30 minutes 2. Occluded concentrator outlet (No Flow Condition) 3. O2 Concentration remains below 85% for 15 minutes |
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Specification |