E3Z 12V-24V DC Diffuse Reflection Photoelectric Switch Long Distance Sensor
The E3Z series photoelectric sensor offers reliable diffuse reflection detection with a sensing distance of up to 1 meter. Operating on a 12V-24V DC power supply, it features a compact design with a built-in amplifier, ensuring easy integration into various industrial applications. The sensor provides accurate detection even for small or low-contrast objects, minimizing false detections.
Specifications:
Model: E3Z Series (Diffuse Reflection Type)
Type: Diffuse Reflection Photoelectric Switch
Detection Mode: Diffuse reflective (detects objects by reflecting emitted light from the target object)
Output Type:
PNP or NPN transistor output, depending on the model
Normally Open (NO) or Normally Closed (NC) depending on the specific configuration
Operating Voltage: 12V to 24V DC (±10%)
Power Consumption: ≤ 30 mA (no load)
Sensing Specifications:
Detection Distance:
Standard models: Up to 1 meter (depending on the size, color, and reflectivity of the target object)
Long-distance models: Up to 2 meters (depending on model configuration)
Adjustable sensing distance with a potentiometer or manual sensitivity control
Light Source:
Infrared LED (850 nm wavelength) or visible red LED (depending on the model)
Class 1 laser for some models for enhanced long-distance detection
Response Time:
ON: ≤ 1ms
OFF: ≤ 1ms
Fast response for high-speed detection in industrial automation processes
Electrical Specifications:
Output Current: ≤ 100 mA (at 24V DC)
Residual Voltage: ≤ 1V (at conducting current under 10 mA)
≤ 2V (at conducting current between 10 mA to 100 mA)
Leakage Current: ≤ 0.1 mA
Load Type: Resistive load
Output Protection:
Short-circuit protection
Overload protection
Reverse polarity protection
Surge suppression
Switching Frequency: 500 Hz (for fast switching applications)
Mechanical Specifications:
Case Material:
PBT (Polybutylene Terephthalate) plastic housing (durable and resistant to chemicals)
Lens Material: PMMA (Polymethyl methacrylate)
Cable Length: 2 meters (standard)
Wiring: 3-wire or 4-wire models depending on output configuration
Brown: VCC (Positive Supply)
Blue: GND (Ground)
Black: Output (PNP/NPN switch signal)
Connector Options: Pre-wired or M8/M12 quick disconnect (depending on the model)
Mounting:
M3 screw mounting holes for secure attachment to surfaces
Various mounting brackets are available for flexible installation
Weight: Approx. 60 grams
Indicator Lights:
Operation Indicator: LED light (Red or Green) shows sensor status object detection occurs (ON/OFF indication)
Stability Indicator: (optional) Stability LED shows detection margin, useful for adjustments in unstable environments
Environmental Specifications:
Operating Temperature:
Standard models: -25°C to 55°C
Special models: -40°C to 70°C (for extreme industrial environments)
Storage Temperature: -40°C to 70°C
Operating Humidity: 35% to 85% RH (non-condensing)
Storage Humidity: 35% to 95% RH (non-condensing)
Vibration Resistance: 10 to 55 Hz, amplitude 1.5 mm in X, Y, and Z directions (2 hours in each direction)
Shock Resistance: 500 m/s² (3 times each in X, Y, Z directions)
Protection Rating: IP67 (dust-tight and protected against temporary immersion in water)
Performance & Adjustability:
Sensitivity Adjustment:
Adjustable potentiometer for tuning the detection distance and sensitivity according to the application
Can fine-tune for different object sizes, shapes, and reflectivities
Sensing Angle: Typically between 3° to 10°, depending on the model and object distance
Background Suppression: Some models offer background suppression to ignore interference from reflective surfaces beyond the set detection distance
Applications:
Detection of Transparent Objects: Capable of detecting translucent or transparent objects, including glass and plastic films, depending on model configuration
Detecting Small Objects: High sensitivity allows detection of small and thin objects on conveyor systems
High-Speed Object Detection: Suitable for high-speed assembly lines where rapid detection is needed
Material Handling: Object presence/absence detection in sorting machines, conveyor belts, and material handling systems
Packaging Machines: Used to detect packaging material or items in the packaging industry
Automation: Integration with PLC systems in automated machinery, robotics, and manufacturing setups
Certifications and Standards:
CE Marking: Conforms to European safety and electromagnetic compatibility standards
RoHS: Complies with Restriction of Hazardous Substances directive
UL Listed: Certified by Underwriters Laboratories (UL) for safety in industrial applications
EMC Immunity:
EN 61000-4-2 (Electrostatic Discharge Immunity)
EN 61000-4-3 (Radiated RF Electromagnetic Field Immunity)
EN 61000-4-4 (Electrical Fast Transient/Burst Immunity)
EN 61000-4-5 (Surge Immunity)
Key Features:
High Precision: Accurate detection even for small or low-contrast objects, minimizing false detections
Long Distance Detection: Diffuse reflective sensors in the E3Z series offer extended detection ranges up to 2 meters, which is suitable for large machinery or wide conveyor systems
Energy Efficient: Low power consumption design suitable for battery-operated systems or energy-conserving industrial environments
Multiple Outputs: Configurable with PNP or NPN outputs to suit different control systems
Compact Design: Small, lightweight, and compact design for easy integration into tight spaces and complex machinery setups
Variants:
E3Z-D: Diffuse reflection with longer detection range
E3Z-L: Through-beam model for the highest detection distance (not diffuse reflective)
E3Z-T: Retro-reflective models with reflector
Laser Models: Enhanced precision with laser light source for detection of tiny objects
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