omron Photoelectric Sensor L Wide Operating Voltage Sensor (24 to 240 AC, 12 to 240 DC) with Built-in Power Supply Adjustable ON and OFF delay timers particularly suit conveyance applications with build back detection. Retroreflective type incorporates advanced polarisation techniques for detection of shiny or clear targets. Replaceable output relay offers rapid repair should damage occur. Ordering Information Sensing type Retroreflective Diffuse reflective Sensing distance 3m 700 mm ON/OFF delay 0.1-10s | E3A2-R3M4D-GN E3A2-DS70M4D-G ON/OFF delay 0.1~30s | E3A2-R3M4D-G1-31* - Note: All above models have rear PG 13.5 conduit entry but * has bottom PG 13.5 conduit entry. Specifications Model E3A2-R3_)") | E3A2-DS70_]_) Operating voltage 12 to 240 VDC ripple (p-p): 10% max./24 to 240 VAC 50/60 Hz Power consumption 1.5 W max. (0.7 W at 24 VDC) Sensing distance 3 m (with reflector E39-R1) 70 cm Differential travel - 20% max. Standard objects Opaque (56 mm) 10 x 10 cm white matt paper Output relay 3A at 250 VAC, 7A at 30 VDC, SPDT Sensitivity Adjustable Operation mode LIGHT-ON/DARK-ON switch selectable Indicators LIGHT indicator (red), STABILITY indicator (green), OPERATION indicator (yellow) Mutual inteference Provided protection Degree of protection IEC 144 IP66 Housing material Plastic Light source Red LED (polarised) Infrared LED Ambient temperature Operating: -25 to 55C Spare output relay " G6C2117P USSV 8 DC IER ot Lec NPS ISRO Sees eee 4 E3A2 omRON Engineering Data E3A2-R3.)7) E3A2-D87090 Oo Excess gain ratio Excess gain ralio = Distance (m) Distance (cm) E3A2-R3Q)7) E3A2-DS70QQ) Y 1 _ White mat paper {10 x 10 cm) Distance Y (mm) Distance Y (mm) | 4 LY X E39-R1 Distance X (m) Distance X (cm) Dimensions Dimensions in parentheses are for E3A2-R3 only. Side outlet conduit type Weight , LIGHT and STABILITY Separate type: approx. 400 g indicators Reflective type: approx, 200 g 6 6.6 LIGHT-ON/DARK-ON and 32R timer function selector OPERATION indicator (timer function equipped type only) 3 max. ->-75.3 (82.5) 7.8 (15.0) ct 57 sf) TY | NT id Lead outlet Hell er . max i Four hexagonal spot facings \ Two 5.5 dia. mounting holes width across fiats:8 depth: 4 pe ware pe E3A2 ____ omron Bottom outlet conduit type Weight : . Separate type: approx. 400g . + Reflector Reflective ype: approx. 200 g E39-Ri (included) p 40.3 75 34-+ 2.7 7 | ee og | | 5 bh 7a (84.5) & 3 oe t4 he | 1 | Two 3.5 dia. LL7 6 a | 20 i 1 A . i 8 \ 6 _ -G1: Conduit. PG 13.5 (DIN) \ . bottom outlet Two 5.5 dia holes . ; Connections i Terminals/Connections : ; (bottom view) | Output Stage Circuit Diagram 24 to 240 VAC E3A2-M_) i 12 to 240 VDC Relay output : _-_O tJ Lens > Main side 4 circuit 4 Plug-in output unit COM. NO NC * RO RE API CONG teas > a aa an antes