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| E3HT E3HT 8 mm Metal Cylindrical Photoelectric Threaded Cylindrical M8 Size with Built-in DC Amplifier s s s s s Rugged Nickel-plated brass housing 1 m range through-beam Dual output NPN and TTL logic Light-ON or Dark-ON models Cable and connector models E3HT Ordering Information s SENSORS Method of detection Sensing distance Part Light-ON operation number Dark-ON operation Through-beam 1 m (3.28 ft) E3HT-1E1 E3HT-1E2 Diffuse reflective 3.5 cm (1.38 in) E3HT-DS3E1 E3HT-DS3E2 Connector style -- E3HT-DS3E1-M1J -- s REPLACEMENT PARTS Description Mounting hardware set, includes two mounting nuts and lock washers Part number M8-MHWS 2 E3HT E3HT Specifications Part number Method of detection Supply voltage Current consumption Sensing distance E3HT-1E Through-beam 12 to 24 VDC Emitter: 25 mA max. Receiver: 15 mA max. 1 m (3.28 ft) E3HT-D3E Diffuse reflective 30 mA max. 3.5 cm (1.38 in) with 3 x 3 cm (1.18 x 1.18 in) 90% reflectance white mat paper Pulse modulated infrared LED Opaque materials E3HT-DS3E1-M1J Light source Detectable object type Operation mode Sensitivity Mutual interference protection Control DC Type solid output Max. load state Max. on-state voltage drop On Off Opaque materials, 6 mm (0.24 in) min. dimension Light-ON: E3HTE1 Dark-ON: E3HTE2 Fixed Not provided NPN and TTL Logic Load (relay, sink) logic: 80 mA Voltage (source) logic: 1.5 to 3 mA 1 VDC at 80 mA Response time Circuit protection Indicators Materials Mounting Connections Lens Case Prewired Weight Enclosure ratings Approvals Ambient temperature UL NEMA IEC 144 Operating Storage 5 ms max. 3 ms max. 5 ms max. 3 ms max. Short circuit and reverse polarity protection Emitter: Power On (red LED) Light Incident (red LED) Receiver: Light Incident (red LED) Plastic Metal, nickel-plated brass M8 threaded body, two nuts and lock washers provided Emitter: 2-conductor cable, 3-conductor cable, 2 m (6.56 ft) 2 m (6.56 ft) length Receiver: 3-conductor cable, 2 m (6.56 ft) length Emitter: 40 g (1.4 oz.) 45 g (1.6 oz.) Receiver: 45 g (1.6 oz.) 1 1, 3, 4X, 6, 12 IP66 CE -25 to 55C (-13 to 131F) -30 to 70C (-22 to 158F) s OUTPUT CIRCUIT DIAGRAM Note: IEC colors are shown in parentheses. 3 E3HT s TIMING CHARTS Light-ON operation mode Light Incident Interrupted ON OFF ON OFF ON OFF ON OFF E3HT Dark-ON operation mode Light Incident Interrupted ON OFF ON OFF ON OFF ON OFF Light incident indicator Output transistor Load (between +V and output) Voltage logic (between 0 V and output) Light incident indicator Output transistor Load (between +V and output) Voltage logic (between 0 V and output) Engineering Data s EXCESS GAIN Through-beam type Diffuse reflective type s PARALLEL OFFSET Through-beam type s OPERATING RANGE Diffuse reflective type 4 E3HT E3HT Dimensions Unit: mm s THROUGH-BEAM TYPE s DIFFUSE REFLECTIVE TYPE Mounting Do not exceed the torque listed in the table below when tightening the mounting nuts. Drawing section Length Maximum allowable torque A Front 12 mm (0.47 in) 20 kg-cm 17.3 in-lbs B Back 18 mm (0.71 in) 30 kg-cm 26 in-lbs OMRON ELECTRONICS LLC One East Commerce Drive Schaumburg, IL 60173 OMRON ON-LINE Global - http://www.omron.com USA - http://www.omron.com/oei Canada - http://www.omron.com/oci OMRON CANADA, INC. 885 Milner Avenue Scarborough, Ontario M1B 5V8 1-800-55-OMRON Cat. No. CEDSAX4 11/01 416-286-6465 Printed in the U.S.A. Specifications subject to change without notice. 5 |
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