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DT500-A211

The SICK DT500-A211 is a compact, self-contained short-range through-beam photoelectric sensor designed for highly reliable object detection where space is limited and precise alignment is critical. It is part of SICK's extensive DT50x family of sensors.

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Key Parameters
Parameter Specification
Product Type Compact Through-beam Photoelectric Sensor (Matched Tx/Rx Pair)
Model Variant DT500-A211 (denotes the 20mm fixed gap)
Sensing Principle Through-beam (Interrupted Beam) with modulated light
Light Source Infrared Light (IR LED)
Wavelength 880 nm
Sensing Distance / Gap Fixed at 20 mm (Must be mounted at this exact distance)
Light Spot Diameter Approx. 3.5 mm (at 20 mm distance)
Switching Frequency 2,500 Hz
Output Type Transmitter (T): N/A (Passive)
Receiver (R): PNP, NO (Normally Open)
Output Function Dark-On (The output switches ON when the beam is interrupted)
Operating Voltage 10 - 30 V DC
Current Consumption ≤ 25 mA (Receiver)
Max. Load Current 100 mA (Short-circuit protected)
Voltage Drop ≤ 2.5 V
Response Time ≤ 0.2 ms
Connection Cableless - 0.5 m (1.64 ft) fixed, PVC cable directly from housing.
Cable Color Code: Brown (+V), Blue (0V), Black (Output)
Housing Material Plastic (PBT)
Protection Rating IP67 (IEC 60529)
Ambient Light Immunity ≤ 7,000 Lux (all types, including sunlight)
Operating Temperature -25 °C to +55 °C (-13 °F to +131 °F)
Storage Temperature -40 °C to +70 °C (-40 °F to +158 °F)
Alignment Indicators Green LED on receiver indicates operating status (power and switching).
Approvals / Certifications CE, cULus Listed