Miniature Square Photoelectric Sensor in Plastic Housing [E3T]

• Precision pinpoint LED
• 3.5 mm thin flat shape or 6.6 mm side view shape where space is crucial
• IP67
• Pulse synchronisation for high ambient light immunity
• Models for mounting with M2 or M3 screws

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Part Numbers

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Part Number
E3T-SR23-M5J 0.3M
E3T-SR43-C 2M
E3T-SR44 2M
E3T-SR44-M5J 0.3M

Standard Unit Price	Minimum order quantity	Standard Shipping Days ?	Detection distance [classification] (mm)	Head maximum size width (mm)	Head maximum size height (mm)	Head maximum size, depth (mm)	Operating Mode	Opening Angle (°)	Detection Distance details (mm)	Material of Cable Sheath	Scope of Delivery of the One-Way System	Type of Electric Connection	Operation Agent-Safety Class	With Reflector	Max. Switching Distance (mm)	Transmission Range of the Safety Field (m)	Min. Reflector Distance (mm)	Rated Switching Distance (mm)	AWG-Number	Light Dot (mm²)	Triangulation	Adjustment Range (mm)	Degree of Protection (NEMA)
173.50 €	1	3 Days	Up to 200	7	20.6	11	Light switching	-	200	-	-	Cable with connector	Safety class 0	true	200	0.2	30	200	-	-	-	-	Other
138.30 €	1	3 Days	Up to 200	7	20.6	11	Light switching	-	200	-	-	Cable	Safety class 0	false	200	0.2	30	200	-	-	-	-	Other
153.70 €	1	3 Days	Up to 200	7	20.6	11	Dark switching	-	200	-	-	Cable	Safety class 0	true	200	0.2	30	200	-	-	-	-	Other
170.10 €	1	3 Days	Up to 200	7	20.6	11	Dark switching	-	200	-	-	Cable with connector	Safety class 0	false	200	0.2	30	200	-	-	-	-	Other

Basic information

Type	Photoelectric Sensor	Light Source	Red light emitting diode	Ambient Operating Temperature(°C)	−25::55
Ambient Operating Humidity(%)	35::85	Protective Structure	IP67	Power Supply Voltage(V)	VDC 10.8–26.4
Timer	false	Response time (standard mode)(ms)	1	Laser class	None
Material of Optical Surface	Plastic	Housing Material	Plastic	Type of Switching Output	PNP
Setting Procedure	Other	Type of Switch Function	Other	Type of Light	Polarity free red light
Construction Type Housing	Cuboid	Analogue Output -10 V ... +10 V	false	Pre Failure Notice	false
Number of Contact Energized Outputs With Signalling Function	0	Number of Semiconductor Outputs With Signalling Function	1	Max. Output Current(mA)	50
Switching Frequency(Hz)	1000	Wavelength of the Sensor(nm)	650	Type of Interface for Safety Communication	Other
Explosion Safety Category for Dust	None	Explosion Safety Category for Gas	None	With Communication Interface CANOpen	false
With Communication Interface INTERBUS	false	With Communication Interface AS-Interface	false	With Communication Interface PROFIBUS	false
With Communication Interface SSI	false	With Restart Blockage	false	With Communication Interface RS-232	false
Analogue Output 0 mA ... 20 mA	false	With Communication Interface RS-485	false	With Other Analogue Output	false
With Communication Interface Ethernet	false	With Communication Interface RS-422	false	Suitable for Safety Functions	false
With Communication Interface Analogue	false	With Monitoring Function Downstream Switching Devices	false	With Communication Interface Devicenet	false
Analogue Output 4 mA ... 20 mA	false	With Communication Interface SSD	false	Analogue Output 0 V ... 10 V	false
Number of Protected Contact Energized Outputs	0	Number of Protected Semiconductor Outputs	0	Type of Safety According To IEC 61496-1	1

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Basic Attributes

Head maximum size width(mm)
7

12
Clear
Head maximum size height(mm)
14.6

15.8

20.6

20.8
Clear
Head maximum size, depth(mm)
3.5

9.5

11
Clear
Operating Mode
- Dark switching
- Light switching
Clear
Opening Angle(°)
- 20
- 25
Clear
Detection Distance details(mm)
- 1 - 30
- 5 - 15
- 5 - 30
- 200
- 500
- 1000
Clear
Material of Cable Sheath
- Polyvinyl chloride (PVC)
Clear
Scope of Delivery of the One-Way System
- Transmitter and receiver
Clear
Type of Electric Connection
- Cable
- Cable with connector
Clear
Operation Agent-Safety Class
- Safety class 0
- Safety class 3
Clear
With Reflector
- false
- true
Clear
Max. Switching Distance(mm)
15

30

200

500

1000
Clear
Transmission Range of the Safety Field(m)
- 0.015
- 0.03
- 0.2
- 0.5
- 1
Clear
Min. Reflector Distance(mm)
30
Clear
Rated Switching Distance(mm)
15

30

200

500

1000
Clear
AWG-Number
- 27
Clear
Light Dot(mm²)
0.018
Clear
Triangulation
- Background fade-out
Clear
Adjustment Range(mm)
1 - 30

5 - 15

5 - 30
Clear
Degree of Protection (NEMA)
- Other
Clear
Detection distance [classification](mm)
- Up to 20
- Up to 30
- Up to 200
- Up to 500
- Up to 1000
Clear