Cut Sheet

Volume 8—Sensing Solutions CA08100010E—July 2015 www.eaton.com V8-T3-41
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3.5
Inductive Proximity Sensors
E57 Two-Wire (AC, AC/DC, DC) Proximity Sensors
Technical Data and Specifications
Stainless Steel Body
Notes
Ryton
®
is a registered trademark of Phillips Chemical (division of Phillips Petroleum).
1
240 Vac operation is limited to less than 122 °F (50 °C) in two-wire AC/DC models.
Two-Wire AC/DC Sensors
Description Two-Wire AC Sensors AC Operation DC Operation
Operating voltage 40–250 Vac 40–250 Vac 20–250 Vdc
Maximum load current 250 mA 200 mA 200 mA
Switching frequency 20 Hz 60 Hz 60 Hz
Leakage current 1.7 mA maximum at 70 °C 1.7V mA maximum at 120 Vac ≤2.0 mA
Voltage drop 7V maximum ≤4 V at >25 mA 12 V at <10 mA
Holding current 5 mA minimum 5 mA minimum 5 mA maximum
Protection — Resettable short circuit;
overload protection
Resettable short circuit;
overload protection
Switching hysteresis 2–20% of rated sensing distance 2–20% of rated sensing distance 2–20% of rated sensing distance
Repeat accuracy <3% sensing distance <3% sensing distance <3% sensing distance
Output indicator LED 360° viewable LED 360° viewable LED 360° viewable LED
Operating temperature –13 to 158 °F (–25 to 70 °C)
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–13 to 158 °F (–25 to 70 °C)
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–13 to 158 °F (–25 to 70 °C)
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Enclosure ratings NEMA 4, 4X, 6, 6P, 12 and 13 (IP67) NEMA 4, 4X, 6, 6P, 12 and 13 (IP67) NEMA 4, 4X, 6, 6P, 12 and 13 (IP67)
Shock 30 g sine wave, 11 ms per IEC68-2-76 30 g sine wave, 11 ms per IEC68-2-76 30 g sine wave, 11 ms per IEC68-2-76
Vibration 10 to 55 Hz, 1 mm amplitude 10 to 55 Hz, 1 mm amplitude 10 to 55 Hz, 1 mm amplitude
Material of construction Stainless steel, polycarbonate end bells,
Ryton
®
front cap
Stainless steel, polycarbonate end bells,
Ryton
®
front cap
Stainless steel, polycarbonate end bells,
Ryton
®
front cap
Cable AWM Style 20387 (PVC) AWM Style 20387 (PVC) AWM Style 20387 (PVC)