Analog Photoelectric Sensor E3SA Analog Output Proportional to Light Received, Ideal For Inspection and Measurement Analog object detection ideal for position, size, color and surface characteristics Both analog and NPN transistor ON/OFF outputs available simultaneously Fast, 1 ms response time Selectable Light-ON/Dark-ON operation 4-turn sensitivity adjustment for precise control 2 m (6.56 ft) cable Ordering Information SENSORS Method of detection Through-beam Retroreflective Diffuse reflective Mark sensor Sensing 2 m (6.56 ft), 20 to 50 cm 5 to 50 cm 2 to 5 cm distance 30 cm (11.81 in) (7.87 to 19.68 in) (1.97 to 19.68 in) (0.79 to 1.97 in) with E39-S1 slits Part number E3SA-2C43A E3SA-RS50C43A E3SA-DS50C43A E3SA-VS5RC43A ACCESSORIES Description Part number Slits for E3SA-2C43A through-beam type help detect transparent and small objects E39-S1 (0.5, 1, 2 and 4 mm slits mounting hardware) REPLACEMENT PARTS Description Part number Reflector (supplied with E3SA-RS50C43A retroreflective sensor) E39-R1 Mounting bracket (supplied with each sensor) E39-L52E3SA E3SA Specifications Part number E3SA-2C43A E3SA-RS50C43A E3SA-DS50C43A E3SA-VS5RC43A Method of detection Through-beam Retroreflective Diffuse reflective Mark sensor Supply voltage 12 to 24 VDC Operating voltage 10.8 to 26.4 VDC ripple 10% max. peak-to-peak Current consumption Emitter: 60 mA max. 80 mA max. Receiver: 20 mA max. Sensing distance 2 m (6.56 ft) 20 to 50 cm 5 to 50 cm 2 to 5 cm 30 cm (11.81 in) (7.87 to 19.68 in) (1.97 to 19.68 in) (0.79 to 1.97 in) with E39-S1 slits with E39-R1 reflector with 10 x 10 cm with 3 x 3 mm (supplied) (3.94 x 3.94 in) (0.12 x 0.12 in) black white mat paper mark on white background Light source (continuous) Red LED 660 nm Polarized infrared LED Infrared LED 950 nm Red LED 680 nm Light source disable input Provided Not provided Not provided Not provided (check input) Contact closure or high solid-state input shorts power to LED 4 V max., 2.3 mA min. source current Detectable object type Opaque materials Opaque materials Opaque and transparent materials Operation mode Light-ON/Dark-ON, switch selectable Sensitivity Adjustable 4-turn potentiometer Operating point Adjustable 4-turn potentiometer Control Type Analog 4 to 20 mA with 300 max. load impedance 2.45 to 4 mA minimum, 20 to 21.55 mA maximum output 1 to 5 VDC using 250 resistor supplied. See Connections for conversion. On/Off NPN, open collector max., load 100 mA, 30 VDC Response On 1 ms max. time Off 1 ms max. Variation due to temperature 0.3% of full scale/C fluctuations Circuit Output short- Provided protection circuit DC power supply Provided reverse polarity Indicators Emitter: Light Incident (red LED) Power On (red LED) Output Operation (yellow LED) Receiver: Light Incident (red LED) Output Operation (yellow LED) Materials Lens Plastic Case Plastic Cable sheath Plastic Mounting Side surface mount with two through holes. E39-L52 bracket and mounting hardware supplied. Connections Prewired Emitter: 4-conductor cable, 2 m (6.56 ft) length 2-conductor cable, 2 m (6.56 ft) length Receiver: 5-conductor cable, 2 m (6.56 ft) length Weight Emitter: 140 g (5 oz) 140 g (5 oz) Receiver: 140 g (5 oz) Enclosure IEC 144 IP66 Ambient Operating -10C to 55C (14F to 131F) temperature Storage -30C to 70C (-22F to 159F) 2