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Omron E3T -, Datasheet

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Omron E3T - Datasheet Download Page 11

11

E3T

I/O Circuit Diagrams

NPN Output

PNP Output

Model

Operation 

mode

Timing charts

Output circuit

E3T-

@@@

1

Light-ON

E3T-

@@@

2

Dark-ON

Model

Operation 

mode

Timing charts

Output circuit

E3T-

@@@

3

Light-ON

E3T-

@@@

4

Dark-ON

Operation 
indicator 
(orange)

Light incident

Light interrupted

ON

OFF

Output 
transistor

ON

OFF

Load 
(e.g., relay)

Operate

Reset

(Between brown and black)

4

3

1

50 mA
max.

0 V

Z

D

12 to 24 VDC

Through-beam Receivers, 
Retroreflective and Reflective Models

Through-beam Emitters

Brown

Black

(Control  

output)

Blue

Operation  
indicator
(Orange)

Stability 
indicator
(Green)

Load  

(Relay)

Photo-
electric 
Sensor 
Main 
Circuit

Brown

1

3

Blue

12 to 24 VDC

Photo-
electric 
Sensor 
Main 
Circuit

ON

OFF

ON

OFF

Operate

Reset

(Between brown and black)

Operation 
indicator 
(orange)

Light incident

Light interrupted

Output 
transistor

Load 
(e.g., relay)

Operation 
indicator 
(orange)

Light incident

Light interrupted

ON

OFF

Output 
transistor

ON

OFF

Load 
(e.g., relay)

Operate

Reset

(Between blue and black leads)

4

1

3

50 mA
max.

0 V

Z

D

12 to 24 VDC

Brown

Black

(Control  

output)

Blue

Load  

(Relay)

Photo-
electric 
Sensor 
Main 
Circuit

Operation  
indicator
(Orange)

Stability 
indicator
(Green)

Through-beam Receivers, 
Retroreflective and Reflective Models

1

3

Through-beam Emitters

Brown

Blue

12 to 24 VDC

 

Photo-
electric 
Sensor 
Main 
Circuit

Operation 
indicator 
(orange)

Light incident

Light interrupted

ON

OFF

Output 
transistor

ON

OFF

Load 
(e.g., relay)

Operate

Reset

(Between blue and black leads)

Summary of Contents for E3T -

Page 1: ... LED of the through beam models provides appropriate sensing distances for very precise and reliable detection even through smallest slits and gaps with e g 0 5 mm dia The coaxial optics and the small focal lens of the retro reflective models allow the detection of small dia 2 mm objects or through small holes dia 2 mm Minimal black white error Unique light receiving lens shape for high precision ...

Page 2: ... FT11 2M E3T FT13 2M Dark ON E3T FT12 2M E3T FT14 2M Light ON E3T FT21 2M E3T FT23 2M Dark ON E3T FT22 2M E3T FT24 2M Retro reflective Side view 3 3 Values in parentheses indicate the minimum required sensing distance between the sensor and the reflector For applications with shorter distances between the sensor and the reflector contact your OMRON representative Light ON E3T SR41 C 2M 4 E3T SR43 ...

Page 3: ... distance 1 1 Values in parentheses indicate the minimum required distance between the Sensor and Reflector Minimum detectable object typical Order code Remarks Small reflector 200 mm 30 mm 2 mm dia E39 R4 100 mm 10 mm E39 R37 CA Reflectors E39 _ CA are optimised for operation with E3T SR4 Please verify the performance when using other reflectors and reflective tapes Tape reflector 100 mm 10 mm E3...

Page 4: ...max for load current of 10 to 50 mA 1 V max for load current of less than 10 mA Open collector output Light ON E3T 1 and E3T 3 Dark ON E3T 2 and E3T 4 Protection circuits Power supply and control output reverse polarity protection Output short circuit protection Power supply and control output reverse polarity protection Output short circuit pro tection Mutual interrefer ence prevention surge supp...

Page 5: ...current of less than 10 mA Open collector output Light ON E3T 1 and E3T 3 Dark ON E3T 2 and E3T 4 Protection circuits Power supply and control output reverse polarity protection Output short circuit protection Mutual interference prevention Response time Operate or reset 1 ms max Ambient illumination Incandescent lamp 5 000 lx max Sunlight 10 000 lx max Ambient temperature range Operating 25 to 55...

Page 6: ...0 0 20 40 60 80 40 80 120 160 200 Distance Y mm 1 dia Slit 0 5 dia Slit Distance X mm Y X Y X 20 15 10 5 0 5 10 15 20 25 25 200 400 800 600 Without Slit Distance X mm Distance Y mm 1 dia Slit 0 5 dia Slit 200 150 100 50 0 50 100 150 200 0 4 0 6 0 8 1 1 2 1 4 0 2 1 dia Slit Without Slit Distance X m Y X Distance Y mm 0 5 dia Slit 80 60 40 20 0 20 40 60 80 40 80 120 160 200 Distance Y mm 0 5 dia Sli...

Page 7: ...0 mm white paper Distance X mm 3 2 1 0 1 2 3 4 4 10 20 30 40 Distance Y mm Sensing object 50 x 50 mm white paper Distance X mm Y X 4 3 2 1 0 1 2 3 4 5 5 2 6 8 4 10 12 Sensing distance X mm Distance Y mm 14 16 8 6 4 2 0 2 4 6 8 10 10 5 15 20 10 25 30 35 Sensing distance X mm Distance Y mm Glass 250 200 150 100 50 0 50 300 100 60 20 40 0 20 40 60 Angle Stainless steel Angle of inclination Rate of ch...

Page 8: ...10 15 20 20 40 20 10 30 0 20 10 30 40 Rate of change in sensing distance Angle of inclination White paper Center line Angle of inclination 15 10 5 0 5 10 15 20 20 40 20 10 30 0 20 10 30 40 Rate of change in sensing distance Angle of inclination White paper Center line Angle of inclination 15 10 5 0 5 10 15 20 20 40 20 10 30 0 20 10 30 40 Rate of change in sensing distance Angle of inclination Whit...

Page 9: ...4 E39 R4 100 50 30 10 5 3 1 0 5 0 3 0 1 0 10 20 30 40 Excess gain ratio Operating level Black paper White paper Set distance mm 0 5 10 15 20 1000 500 300 100 50 30 10 5 3 1 0 5 0 3 0 1 Excess gain ratio Operating level Black paper White paper Set distance mm 100 50 30 10 5 3 1 0 5 0 3 0 1 0 10 20 30 40 Excess gain ratio Operating level White paper Black paper Set distance mm 2 0 1 6 1 2 0 8 0 4 0 ...

Page 10: ...ack rubber Black paper 41 439 50 40 30 20 10 0 Material Sensing distance mm White paper Stainless Plywood Cardboard Glass sheet Black rubber Black paper 70 60 50 40 30 20 10 0 Material Sensing distance mm White paper Stainless Plywood Cardboard Glass sheet Black rubber Black paper 20 15 10 5 0 Material Sensing distance mm White paper Stainless Plywood Cardboard Glass sheet Black rubber Black paper...

Page 11: ...3 Blue 12 to 24 VDC Photo electric Sensor Main Circuit ON OFF ON OFF Operate Reset Between brown and black Operation indicator orange Light incident Light interrupted Output transistor Load e g relay Operation indicator orange Light incident Light interrupted ON OFF Output transistor ON OFF Load e g relay Operate Reset Between blue and black leads 4 1 3 50 mA max 0 V ZD 12 to 24 VDC Brown Black Co...

Page 12: ...or and stability indicator green turn ON 5 Remove the workpiece and confirm that the operation in dicator is OFF and the stability indicator green is ON This completes the adjustment Note If the light attenuation rate due to a workpiece is 40 or less the stability indicator will not turn ON whether or not light is received When the vari ation of light is small such as when sensing semi transparent...

Page 13: ... ST ECON Terminal No Specifi cations 1 V 2 3 4 Emitter E3T ST L Receiver E3T ST D 1 15 2 3 4 5 9 15 6 1 V 2 3 4 Output 8 0 2 3 5 12 R0 5 R0 5 Two R0 5 8 6 Two R0 8 14 15 8 19 1 75 4 4 8 Emitter Optical axis Two 2 2 dia Mounting Holes Two M2 Through beam Models Flat 1 15 2 3 4 5 9 15 6 1 V 2 3 0 V 4 3 5 3 1 12 R0 5 R0 5 Two R0 5 8 6 2 35 Two R2 Two R0 8 14 15 8 19 1 75 4 4 8 8 0 2 Lens 1 3 dia Two ...

Page 14: ...ameter 0 7 mm Standard length 2 m 2 4 dia vinyl insulated round cable with 3 conductors Standard lengths 0 3 m and 2 m e CON Pre wired Connector E3T FD ECON 1 V 2 3 0 V 4 Output Terminal No Specifi cations 2 4 dia vinyl insulated round cable with 3 conductors Conductor cross section 0 1 mm Insulator diameter 0 7 mm Standard length 2 m 1 V 2 3 0 V 4 Output Terminal No Specifi cations 2 4 dia vinyl ...

Page 15: ...able with 3 conductors Standard lengths 0 3 m and 2 m e CON Pre wired Connector E3T FL ECON 13 7 9 7 2 4 23 19 Two 2 2 dia 1 4 4 9 4 2 Reflector E39 R4 Reflector Reflector tapes E39 R37 CA Material reflective surface acrylic Rear surface ABS 10 2 8 7 1 1 13 7 13 7 8 R1 18 3 23 18 3 23 2 R1 55 Mounting Bracket t 0 5 Reflective surface acrylic Two 3 1 dia Reflector Mounting bracket Reflector t 0 5 a...

Page 16: ... Slit when installing on the Emit ter and Receiver Material 0 2 mm thick stainless steel SUS301 12 3 12 0 5 dia 1 dia 4 1 Material 0 1 mm thick stainless steel SUS301 Material 0 1 mm thick stainless steel SUS301 2 dia Optical axis Adjuster 90 7 4 4 18 7 9 7 5 8 10 1 15 1 With Mounting Bracket Example E3T ST11 7 5 17 8 4 1 2 3 4 Two R2 Two R2 Two R1 1 5 1 6 4 11 9 5 2 2 31 2 1 2 2 4 10 90 R1 5 max ...

Page 17: ...T11 Mounting Brackets for Side view Models E39 L117 Material 1 2 mm thick stainless steel SUS304 Mounting Brackets for Side view Models E39 L118 Material 1 2 mm thick stainless steel SUS304 20 5 15 3 9 7 7 7 90 11 5 11 5 22 7 5 2 4 2 2 2 4 9 9 15 4 5 Two R1 7 5 3 4 Four R2 23 18 11 5 23 16 3 13 2 Four R2 Three M2 3 1 3 1 1 2 90 Two R1 7 Two R1 1 Two R2 Two R1 1 With Mounting Bracket Example E3T ST...

Page 18: ...kets for Flat Models E39 L119 Mounting Brackets for Flat Models E39 L120 12 16 8 13 5 6 3 2 2 4 2 4 8 14 22 5 4 2 5 4 10 6 6 4 13 5 1 2 With Mounting Bracket Example E3T FT11 Material 1 2 mm thick stainless steel SUS304 Material 1 2 mm thick stainless steel SUS304 With Mounting Bracket Example E3T FT11 Four M2 tapped holes Two M2 x 8 ...

Page 19: ...ed may be suitable for the products Outdoor use uses involving potential chemical contamination or electrical interference or conditions or uses not described in this document Nuclear energy control systems combustion systems railroad sys tems aviation systems medical equipment amusement ma chines vehicles safety equipment and installations subject to separate industry or government regulations Sy...

Page 20: ...e interest of product improvement specifications are subject to change without notice Cat No E377 E1 02 X OMRON EUROPE B V Wegalaan 67 69 NL 2132 JD Hoofddorp The Netherlands Phone 31 23 568 13 00 Fax 31 23 568 13 88 www industrial omron eu ...

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