IFM IE5091 Inductive Proximity Sensor Overview
The IFM IE5091 (Model: IEB3001-APKG/US-104) is a compact inductive proximity sensor engineered by IFM Electronic. Featuring a threaded M8 metal barrel housing and flush mountable design, this unit delivers precise, reliable position sensing for tight industrial automation spaces.
Technical Specifications & Electrical Data
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Manufacturer: IFM Electronic
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Part Number: IE5091 (IEB3001-APKG/US-104)
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Operating Voltage: 10…30 V DC
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Current Consumption: < 10 mA
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Protection Class: III
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Electrical Design: DC PNP
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Output Function: Normally closed (NC)
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Max. Voltage Drop: 2.5 V DC
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Permanent Current Rating: 100 mA DC
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Switching Frequency: 750 Hz
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Short-Circuit & Overload Protection: Yes (pulsed)
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Reverse Polarity Protection: Yes
Sensing Range & Accuracy
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Sensing Range (Sr): 1 mm
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Real Sensing Range: 1 mm $\pm 10\%$
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Operating Distance: 0…0.81 mm
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Correction Factors: Mild steel = 1 / Stainless steel approx. 0.7 / Brass approx. 0.3 / Aluminium approx. 0.3 / Copper approx. 0.1
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Hysteresis: 1…20% of Sr
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Switch Point Drift: $-10…10\%$ of Sr
Mechanical Design & Environmental Ratings
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Enclosure Protection: IP67
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Housing Material: Brass white bronze coated; sensing face: LCP orange; LED window: PEI; lock nuts: brass white bronze coated
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Dimensions: M8 x 1 / Length = 50 mm (Flush mountable)
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Ambient Temperature Range: -25 °C to 80 °C
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Weight: 20.7 g
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Electrical Connection: M12 connector (A-coded, gold-plated contacts)
