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DBS50E-S5EK00360

The SICK DBS50E-S5EK00360 is an incremental encoder from the DBS36/50 series designed for precise positioning and speed feedback in industrial automation. It has a solid 8 mm stainless-steel shaft with a face-mount flange, housed in durable aluminum. With a compact 50 mm housing and a 1.5 m cable connection, it provides flexible installation in tight spaces and supports HTL / Push-Pull incremental outputs.

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Technical Specifications
Performance

Pulses per Revolution (PPR): 360

Measuring Step per Pulse: 90° electric

Measuring Step Deviation: ±18° per pulse

Error Limits: ±54° per pulse

Duty Cycle: ≤0.5 ± 5 %

Electrical & Output

Interface Type: Incremental (HTL / Push-Pull)

Channels: 6-channel (A, A-, B, B-, Z, Z-)

Initialization Time: < 3 ms

Max Output Frequency: ≤ 300 kHz

Load Current: ≤ 30 mA

Power Consumption (no load): < 0.5 W

Electrical Protection

Supply Voltage: 7 … 30 V DC

Reference (Index) Signal: 1 pulse per revolution, gated with A/B

Reverse-Polarity Protection: Yes

Short-Circuit Protection: Yes (when wired correctly)

Mechanical Design

Shaft: Solid shaft, Ø 8 mm, stainless steel, 15.5 mm length

Mounting: Face-mount flange, 50 mm housing diameter

Weight: ~180 g (with cable)

Mechanical Performance

Starting Torque: +0.9 N·cm (at 20 °C)

Operating Torque: 0.6 N·cm (at 20 °C)

Shaft Load: 30 N axial; 50 N radial

Operating Speed: 6,000 rpm typical; max 8,000 rpm (short-term)

Rotor Inertia: 0.65 g·cm²

Bearing Life: 2 × 10⁹ revolutions

Angular Acceleration: ≤ 500,000 rad/s²

Environmental & Reliability

Protection Class: IP65

Operating Temperature: –20 °C to +85 °C

Storage Temperature: –40 °C to +100 °C

Shock Resistance: 100 g, 6 ms

Vibration Resistance: 20 g, 10–2000 Hz

MTTFd: 600 years (calculated)