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- Suitable for ambient concentration control
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Alarm concentration is changeable with digital switch
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SPECIFICATIONS| Model
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OA-480
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Measuring Gas
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Oxygen
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Detection Principle
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Galvanic cell method
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Measuring Range
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0.0 - 25.0%
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Accuracy
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Within an oxygen concentration of ±1% for the setting value
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Display Method
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3-digit LED digital
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Alarm Method
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Red LED lights intermittently and buzzer sounds intermittently
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Alarm Setting
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Adjustable (Standard;below 18%)
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Failure display
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Red LED lights intermittently and buzzer sounds intermittently
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Power Source
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AC100V±10V, 50/60Hz (AC220V as extra option)
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Alarm contact output
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1a or 1b contact, AC125V, 1A (Resistance load)
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Analog output
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4 - 20mA (linear)
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Detection Point
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1 point
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Operating Temperature Range
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Temperature: -10 - 40℃
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Installation
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Wall mount type (Panel mount type is optional)
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Dimensions
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120(W)×205(H)×69(D)mm
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Weight
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0.9kg
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OH-S4
 SPECIFICATIONS| Model
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OH-S4
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Sampling
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Suction Method
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Measuring Gas
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Oxygen
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Detection Principle
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Galvanic cell method
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Dimensions
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235(W)×350(H)×151(D)mm
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Weight
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2.4kg
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Conformity Detector Alarm Unit
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OA-470, OA-480, KA-700RG, KU-7R/G
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