All voltage photoelectric sensors E3JK • Built-in amplifier accepts wide supply voltage range. • Slim, space-saving construction mea- sures only 50 x 50 x 17.4 mm. • Relay outputs with long life expectan- cy and high switching capacity (3 A, 250 V AC). • Polarized retroreflective type available for glossy or shiny object detection. Sensor type Shape Connection method Sensing distance Output form Output Model Through-beam Light ON 5m Relay output E3JK-5M1 Dark ON E3JK-5M2 Retroreflective model (with M.S.R. function) Pre-wired 2.5m (3m) * Light ON Dark ON Light ON/Dark ON (selectable) * Light ON Relay output DC transistor output E3JK-R2M1 E3JK-R2M2 NPN E3JK-R2S3 PNP E3JK-R2R3 E3JK-R4M1 Retroreflective model (without M.S.R. function) models 4m (5m) Dark ON Light ON/Dark ON Relay output DC transistor output E3JK-R4M2 (selectable) Light ON (NPN) E3JK-R4S3 E3JK-DS30M1 Relay output Diffuse-reflective 300mm Dark ON E3JK-DS30M2 Light ON/Dark ON (selectable) DC transistor output (NPN) E3JK-DS30S3 * The value within the parentheses indicates the sensing distance applied when the E39-R2 reflector is used. Note: The UL-listed model ends with "-US". (Example: E3JK-5M1-US). Note that the DC transistor type of the E3JK is UL-unlisted. Accessories (Order Separately) Slits Slit width Sensing distance Minimum sensing object (typical) Model Quantity Remarks Width 1 mmx20 mm E3JK-5## 0.7 m 1 mm dia. E39-S39 1 pc. each for emitter and receiver (total 2 pcs.) (Seal type long slit) Can be used with the through- beam model E3JK-5##. Reflectors Name Sensing distance (typical) Model Quantity Remarks Reflectors E3JK-R2## 2.5 m (rated value) E3JK-R4## 4 m (rated value) E3JK-R2## 3 m E39-R1 1 Attached to the E3JK-R2##. Attached to the E3JK-R4##. E3JK-R4## 5 m E39-R2 1 --- Small reflector E3JK-R2## 1 m (5 mm) * E39-R3 1 --- E3JK-R2## 750 mm (200 mm) * E39-RS1 Tape Reflector E3JK-R2## 1.2 m (200 mm) * E39-RS2 E3JK-R2## 1.5 m (200 mm) * E39-RS3 1 The M.S.R. function is available. * Values in parentheses indicate the minimum required distance between the sensor and reflector. Note: When the reflector used is other than the supplied one, set the sensing distance to about 0.7 times of the typical example as a guideline. E3JK 1
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