Applicable regulations | CE Marking (EMC Directive, RoHS Directive), UKCA Marking (EMC Regulations, RoHS Regulations) |
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Detectable air gap (Note 2) | 0.8 mm 0.032 in or more |
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Sensing object | Liquid (Note 3) |
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Applicable tube dia. (Note 4) | Outer dia. | ø2 mm ±0.2 mm ø0.078 in ±0.008 in | ø3 mm ±0.2 mm ø1/8 in ±0.008 in | ø4 mm ±0.15 mm ø5/32 in ±0.006 in |
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Inner dia. | ø1 mm ±0.2 mm ø0.039 in ±0.008 in | ø2 mm ±0.2 mm ø1/16 in ±0.008 in | ø2.4 mm ±0.1 mm ø3/32 in ±0.004 in |
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Applicable tube type (Note 4) | Transparent resin tube (equivalent to PFA) | Transparent resin tube (equivalent to flexible PVC) |
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Supply voltage | 5 to 24 V DC ±10 % Ripple P-P 10 % or less |
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Current consumption | 15 mA or less |
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Output (Incorporated with 2 outputs) | <NPN output type> NPN open-collector transistor •Maximum sink current: 50 mA •Applied voltage: 30 V DC or less (between output and 0 V) •Residual voltage: 2 V or less (sink current at 50 mA) 1 V or less (sink current at 16 mA)
<PNP output type> PNP open-collector transistor •Maximum source current: 50 mA •Applied voltage: 30 V DC or less (between output and + V) •Residual voltage: 2 V or less (source current at 50 mA) 1 V or less (source current at 16 mA) |
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| Output operation | Switchable either Liquid-absent-ON or Liquid-present-ON |
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Short-circuit protection | Incorporated |
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Response time (Note 5) | When detecting bubble | 30 μs or less | 20 μs or less |
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When detecting liquid | 80 μs or less |
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Operation indicator | Orange LED (lights up with absent liquid) |
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Protection circuits | Power supply reverse polarity protection , Output reverse polarity protection |
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Environmental resistance | Protection | IP40 (IEC) |
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Ambient temperature (Note 6) | -25 to +55 ℃ -13 to +131 ℉ (No dew condensation or icing allowed), Storage: -30 to +80 ℃ -22 to +176 ℉ |
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Ambient humidity | 35 to 85 % RH, Storage: 35 to 85 % RH |
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Ambient illuminance | Fluorescent light: 1,000 ℓx at the light-receiving face |
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Voltage withstandability | 1,000 V AC for between one min. between all supply terminals connected together and enclosure |
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Insulation resistance | 20 MΩ, or more, with 250 V DC megger between all supply terminals connected together and enclosure |
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Vibration resistance | 10 to 150 Hz frequency, 0.75 mm 0.030 in double amplitude or maximum acceleration 49 m/s2, in X, Y and Z directions for two hours each |
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Shock resistance | 100 m/s2 acceleration in X, Y, and Z directions three times each |
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Emitter element | Infrared LED(Peak emission wavelength: 855 nm 0.034 mil, non-modulated) |
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Material | Enclosure: PBT, Tube holder: Polyamide, Indicator: Polycarbonate |
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Cable | 0.09 mm2 4-core cabtyre cable 1 m 3.280 ft |
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Cable extension (Note 7) | Extension up to total 100 m 328.084 ft is possible with 0.3 mm2, or more, cable. |
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Clamping torque | 0.5N•m or less |
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Weight | Net weight: 15 g approx., Gross weight: 25 g approx. |
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