Through-hole slip ring DHK015-4S

2-partfor measurement instrumentsfor robotics

Short Description:
Split-type torque sensor slip ring (2-part) model DHK015-4S. Inner diameter 15 mm, 4 signal channels, gold-to-gold contact for ultra-low resistance and high signal integrity.

Key Product Highlights

• Compact, space-saving design: 15 mm inner diameter suitable for constrained assemblies.
• Split structure for easy maintenance: separable brush-wire module and rotating shaft.
• Gold-to-gold contact materials: ensures ultra-low contact resistance and stable signal transmission.
• Qualified for mass production: proven batch supply for industrial customers.

Detailed Technical Specifications

• Mechanical characteristics – Inner diameter: 15 mm (customizable 12–25 mm); split-type housing; stainless steel spindle.
• Electrical performance – Gold-alloy brush wire to gold-plated contact; contact resistance < 20 mΩ.
• Signal transmission – Bandwidth DC–10 MHz; crosstalk < -60 dB @ 10 MHz.
• Dynamic performance – Maximum rotational speed 3000 rpm; axial runout < 0.02 mm.
• Environmental adaptability – Dust-proof and splash-proof design; optional corrosion-resistant coating; optional protection ratings IP54–IP68.
• Certification support – Compliant with RoHS and REACH; material test reports available.

Why Choose Our Torque Sensor Slip Rings?

• Precise signal transmission: contact resistance variation < 2 mΩ, ensuring torque measurement accuracy and reduced electrical noise versus conventional copper-based slip rings.
• High durability: rotational life > 50 million revolutions under rated load; operating temperature -40°C to +125°C.
• Maintenance-friendly modularity: brush-wire modules removable for quick on-site replacement, reducing MTTR significantly.
• Flexible customization: inner diameter 12–25 mm, 2–24 channels, support for mixed signal (power/data/thermocouple), optional EMI shielding and special coatings.

Typical Application Areas

• Automotive test benches: real-time torque monitoring for engines and transmissions.
• Industrial robots: joint torque feedback systems.
• Aerospace: actuator and steering gear load measurement and health monitoring.
• Wind power equipment: spindle torque monitoring systems.
• Scientific instruments: precision torque calibration devices.

Technical Specifications

• Model: DHK015-4S
• Inner diameter: 15 mm (customizable to 12–25 mm)
• Channels: 4 signal channels (optional 2–24 channels)
• Contact material: gold-alloy brush wire to gold-plated contact
• Contact resistance: < 20 mΩ (variation < 2 mΩ for torque signals)
• Bandwidth: DC–10 MHz
• Crosstalk: < -60 dB @ 10 MHz
• Maximum rotational speed: 3000 rpm
• Axial runout: < 0.02 mm
• Environmental protection: dust-proof, splash-proof; optional corrosion-resistant coating; optional IP54–IP68
• Operating temperature: -40°C to +125°C
• Durability: rotational life > 50 million revolutions under rated load
• Compliance: RoHS and REACH