Document Outline
- Front Page
- Ordering Information
- Specifications
- Engineering Data
- Dimensions
- Contacting Omron
E3JK
E3JK
2
Small Cable Sensor with
Complementary Outputs
s
Universal AC/DC supply voltage
s
Relay or NPN/PNP transistor
output, light-on or dark-on operation
s
Polarized retroreflective models to
accurately detect shiny objects
s
Cabled models with 2 m (6.56 ft) of cable
Universal Voltage Cabled Photoelectric
E3JK
Ordering Information
s
SENSORS
Method of detection
Polarized retroreflective
Retroreflective
Sensing distance
2.5 m (8.2 ft)
4 m (13.12 ft)
Output type
Relay
NPN/PNP transistor
Relay
Part
Light-ON operation
E3JK-R2M1-US
E3JK-R2H1-G
E3JK-R4M1-US
number Dark-ON operation
E3JK-R2M2-US
E3JK-R2H2-G
E3JK-R4M2-US
Method of detection
Through-beam
Diffuse reflective
Sensing distance
5 m (16.4 ft)
30 cm (11.81 in)
Output type
Relay
NPN
Relay
Part
Light-ON operation
E3JK-5M1-US
E3JK-5S3 2M
E3JK-DS30M1-US
number Dark-ON operation
E3JK-5M2-US
--
E3JK-DS30M2-US
s
ACCESSORIES
Description
Part number
Reflector adapter for stud-mounting E39-R1 reflector
E39-L7
Optional large reflector for increased sensing distance
E39-R2
s
REPLACEMENT PARTS
Description
Part number
Reflector (supplied with retroreflective sensors)
E39-R1
Mounting bracket (supplied with each sensor)
E39-L40
E3JK
E3JK
3
Specifications
s
THROUGH-BEAM AND DIFFUSE REFLECTIVE TYPES
Part number
E3JK-5M
-US
E3JK-5S3 2M
E3JK-DS30M
-US
Method of detection
Through-beam
Diffuse reflective
Supply voltage
24 to 240 VAC, 50/60 Hz; 12 to 240 VDC
Power
AC operation
Emitter: 1.5 VA max.
2 VA max.
consumption
Receiver: 1.5 VA max.
DC operation
Emitter: 1.5 W max.
2 W max.
Receiver: 1.5 W max.
Sensing distance
5 m (16.4 ft)
30 cm (11.8 in)
with 10 x 10 cm (3.94 x 3.94 in)
90% reflectance white mat paper
Light source
Pulse modulated infrared LED
Pulse modulated infrared LED
Detectable object type
Opaque materials, 16 mm (0.63 in)
Opaque and translucent
minimum dimension
materials
Operation mode
E3JK-
1-US: Light-ON
E3JK-
2-US: Dark-ON
Sensitivity
Fixed
Adjustable
Mutual interference protection
Not provided
Control
Relay
Type
SPDT
--
SPDT
output
Max. load
3 A, 250 VAC
--
3 A, 250 VAC
Min. load
10 mA, 5 VDC
--
10 mA, 5 VDC
DC
Type
--
NPN
--
solid
Max. load
--
100 mA @ 30 VDC
--
state
Max. on-state
--
1 V
--
voltage drop
Response time
On
30 ms max.
3 ms
30 ms, 3 ms solid state
Off
30 ms max.
3 ms
30 ms, 3 ms solid state
Circuit
Output
Not provided
protection
short-circuit
DC power
Provided
supply reverse
polarity
Indicators
Emitter: Power On (red LED
Light Incident (red LED)
Receiver: Light Incident (red LED)
Materials
Lens
Plastic
Case
Plastic
Cable sheath
Plastic
Mounting
Side surface mount with two through holes; Bracket E39-L40 and hardware included
Connections
Prewired
Emitter: 2-conductor cable, 2 m (6.56 ft)
5-conductor cable, 2 m (6.56 ft)
Receiver: 5-conductor cable, 2 m (6.56 ft)
Weight
Emitter: 140 g (5 oz.)
140 g (5 oz.)
Receiver: 140 g (5 oz.)
Enclosure
NEMA
1, 2, 12
ratings
IEC 144
IP64
Approvals
UL
Recognized, File Number E41515
CSA
Certified, File Number LR45951
Ambient
Operating
-25
to 55
C (-13
to 131
F)
temperature
Storage
-30
to 70
C (-22
to 158
F)
E3JK
E3JK
4
s
RETROREFLECTIVE TYPES
Part number
E3JK-R2
-US
E3JK-R4M
-US
Method of detection
Retroreflective
Supply voltage
24 to 240 VAC, 50/60 Hz; 12 to 240 VDC
Power
AC operation
2 VA max.
consumption
DC operation
2 W max.
Sensing distance
2.5 m (8.2 ft) with E39-R1
4 m (13.1 ft) with E39-R1
reflector (included)
reflector (included)
3 m (9.8 ft) with E39-R2
5 m (16.4 ft) with E39-R2
optional reflector
optional reflector
Light source
Polarized, pulse modulated
Pulse modulated red LED
red LED
Detectable object type
Opaque materials and
Opaque materials 56 mm (2.2 in)
mirror surface materials
minimum dimension
56 mm (2.2 in)
minimum dimension
Operation mode
E3JK-
1-US: Light-ON
E3JK-
2-US: Dark-ON
Sensitivity
Fixed
Mutual interference protection
Not provided
Control
Relay
Type
SPDT (E3JK-R
M
-US)
output
Max. load
3 A, 250 VAC
Min. load
10 mA, 5 VDC
DC
Type
NPN and PNP (E3JK-R2H
)
solid-
Max. load
100 mA at 300 VDC
state
Max. on-state
1 VDC
voltage drop
Response time
On
30 ms max. for relay; 3 ms max. for transistor
Off
30 ms max. for relay, 3 ms max. for transistor
Circuit
Output
Not provided
protection
short-circuit
DC power
Provided
supply reverse
polarity
Indicators
Light Incident (red LED)
Materials
Lens
Plastic
Case
Plastic
Cable sheath
Plastic
Mounting
Side surface mount with two through holes; Bracket E39-L40 and hardware included
Connections
Prewired
5-conductor cable, 2 m (6.56 ft) length
Weight
140 g (5 oz.)
Enclosure
NEMA
1, 2, 12
ratings
IEC 144
IP64
Approvals
UL
Recognized, File Number E41515
CSA
Certified, File Number LR45951
Ambient
Operating
-25
to 55
C (-13
to 131
F)
temperature
Storage
-30
to 70
C (-22
to 158
F)
E3JK
E3JK
5
s
OUTPUT CIRCUIT DIAGRAMS
Relay output types E3JK-
M
-US
Transistor output types E3JK-
H
-US
s
TIMING CHART
Through-beam models
Diffuse and retroreflective models
s
CONNECTIONS
E3JK
E3JK
6
Engineering Data
s
EXCESS GAIN RATIO
Through-beam type (E3JK-5M
-US)
Retroreflective type (E3JK-R4M-US)
Retroreflective type with
polarized light source (E3JK-R2M
)
Detecting distance (m)
with E39-R1 reflector
Detecting distance (m)
with E39-R1 reflector
Detecting distance (m)
Diffuse reflective type
(E3JK-DS30M
-US)
Excess gain ratio
Excess gain ratio
Excess gain ratio
Through-beam type (E3JK-5M
-US)
s
OPERATING RANGE
Retroreflective type (E3JK-R4M
-US)
Retroreflective type with polarized
light source (E3JK-R2M
)
Detecting distance X (m)
with E39-R1 reflector
Detecting distance X (m)
Detecting distance X (m)
with E39-R1 reflector
Parallel offset distance Y (cm)
Parallel offset distance Y (cm)
Detecting distance (cm)
with 10 x 10 cm)
90% reflectance mat paper
Excess gain ratio
Parallel offset distance Y (cm)
E3JK
E3JK
7
Diffuse reflective type
(E3JK-DS30M
-US)
OPERATING RANGE (continued)
s
SIZE OF TARGET vs. DETECTING DISTANCE
(at maximum sensitivity)
Diffuse reflective type
(E3JK-DS30M
-US)
Detecting distance X (cm)
with 10 x 10 cm
90% reflectance mat paper
Parallel offset distance Y (mm)
Dimensions
s
SENSORS
Unit: mm (inch)
Mounting holes
Through-beam type
Sensitivity adjuster
(Diffuse reflective type only)
Retroreflective and
Diffuse reflective types
6 mm OD cable,
2 m (6.56 ft) length
17.6
(0.69)
E3JK
E3JK
s
REFLECTORS
E39-R1 Reflector (included with
retroreflective sensors)
E39-L7 Reflector Adapter for E39-R1
(optional)
OMRON ELECTRONICS LLC.
OMRON CANADA, INC.
One East Commerce Drive
885 Milner Avenue
Schaumburg, IL 60173
Scarborough, Ontario M1B 5V8
1-800-55-OMRON
416-286-6465
Cat. No. CEDSAX4
11/01
Specifications subject to change without notice.
Printed in the U.S.A.
OMRON ON-LINE
Global - http://www.omron.com
USA - http://www.omron.com/oei
Canada - http://www.omron.com/oci
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