E3HF E3HF Thin-Profile 7-mm Photoelectric Sensor E3HF Thin Flat-pack Style ■ Just 7 mm (0.276 in) thick ■ NPN transistor output switches 80 mA ■ Choose Light-ON or Dark-ON operation models ■ Top and side through holes make mounting easy ■ 3 pairs of focusing slits supplied with separate type sensors Ordering Information ■ SENSORS Method of detection Through-beam Diffuse reflective Sensing distance 1 m (3.28 ft) 5 cm (1.97 in) Light-ON operation E3HF-1E1 E3HF-DS5E1 Dark-ON operation E3HF-1E2 E3HF-DS5E2 Part number Specifications Part number E3HF-1E■ E3HF-DS5E■ ■ ■ Method of detection Through-beam Diffuse reflective Supply voltage 12 to 24 VDC Current consumption Emitter 25 mA max. Receiver 15 mA max. 30 mA max. Sensing distance 1 m (3.28 ft) Light source Pulse modulate Infrared LED Detectable object type Opaque materials, 6 mm (0.24 in) minimum dimension Operation mode Sensitivity Light-ON E3HF-■ ■ ■E1 Dark-ON E3HF-■ ■ ■E2 50 mm (1.97 in) with 3 x 3 cm (1.18 x 1.18 in) 90% reflectance white mat paper Fixed Opaque materials Adjustable (Table continues on the next page) 2 E3HF E3HF Specifications Table - continued from previous page Part number E3HF-DS5E■ ■ ■ E3HF-1E■ Output Response time Circuit protection Indicators Materials Type NPN open collector with pull-up resistor Max. load Load (relay, sink) logic: 80 mA Voltage (source) logic: 1.5 to 3 mA Max. on-state voltage drop 1 VDC at 80 mA On 5 ms max. 3 ms max. Off 5 ms max. 3 ms max. Output short-circuit Provided DC power supply reverse polarity Provided Emitter Power On (red LED) Receiver Light Incident (red LED) Lens Plastic Case Light incident (red LED) Plastic Mounting Top and side surface with two through holes Connections Cable Weight Enclosure ratings Ambient temperature Emitter 2-conductor cable, 2 m (6.56 ft) length Receiver 3-conductor cable, 2 m (6.56 ft) Emitter 40 g (1.4 oz) Receiver 40 g (1.4 oz) 40 g (1.4 oz) NEMA 1, 3, 4X, 12 IEC 144 IP64 Operating -25° to 55°C (-13° to 131°F) Storage -30° to 70°C (-22° to 158°F) Operation ■ OUTPUT CIRCUIT DIAGRAM Note: IEC colors are shown in parentheses. ■ TIMING CHARTS Light-ON operation mode Dark-ON operation mode Light Light Incident Interrupted 3-conductor cable, 2 m (6.56 ft) Incident Interrupted Light incident indicator ON OFF Light incident indicator ON OFF Output transistor ON OFF Output transistor ON OFF Load (between + V and output) ON OFF Load (between + V and output) ON OFF Voltage logic (between 0 V and output) ON OFF Voltage logic (between 0 V and output) ON OFF 3 E3HF E3HF Engineering Data ■ EXCESS GAIN ■ DIFFUSE REFLECTIVE TYPE Excess gain (mV) Excess gain (mV) Through-Beam Type Detecting distance (cm) ■ LIGHT SOURCE/RECEIVER SETTING RANGE Detecting distance (cm) with 3 x 3 cm (1.2 x 1.2 in) 90% reflectance mat paper and target distance l ■ OPERATING RANGE Diffuse Reflective Type Parallel offset Y (mm) Average parallel offset X (mm) Through-Beam Type Detecting distance X (cm) Detecting distance Y (cm) 4 E3HF E3HF Dimensions Unit: mm Through-beam Type Light Source Receiver Diffuse Reflective Type ■ SLITS FOR THROUGH-BEAM Three pairs of slits are supplied with E3HF-1E1 and E3HF-1E2 sensors. The slits are decals that can be peeled off the protective backing sheet and applied to the emitter and receiver. See table below for dimensions of slit openings. Using slits reduces the sensing distance and allows smaller objects to be detected. Slit width 0.5 mm (0.020 in) 1 mm (0.039 in) 2 mm (0.079 in) Sensing distance 12 cm (4.74 in) 20 cm (7.87 in) 40 cm (15.75 in) Minimum detectable object size 0.5 mm (0.020 in) 1 mm (0.039 in) 2 mm (0.079 in) 5 E3HF E3HF OMRON ELECTRONICS LLC OMRON ON-LINE OMRON CANADA, INC. One East Commerce Drive Schaumburg, IL 60173 Global - http://www.omron.com USA - http://www.omron.com/oei Canada - http://www.omron.com/oci 885 Milner Avenue Scarborough, Ontario M1B 5V8 1-800-55-OMRON Cat. No. CEDSAX4 11/01 Specifications subject to change without notice. 416-286-6465 Printed in the U.S.A.