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Nidec Copal DRS/DRR Rotary Coded Switch

Nidec Copal DRS/DRR Rotary Coded Switch

In modern electronic system design, maintaining accurate hardware addressing and parameter selection is critical for system integrity. The DRS/DRR series addresses this by utilizing a high-precision rotary coded mechanism that translates mechanical rotation into stable binary or hexadecimal outputs. The internal architecture is designed with high contact pressure, ensuring that selected settings remain secure even in environments prone to mechanical vibration or temperature fluctuations.

One of the key advantages of the Nidec Copal DRS/DRR Rotary Coded Switch is its superior process compatibility. The switch is constructed from high-grade, heat-resistant resin, enabling it to withstand the intense thermal profiles of reflow and wave soldering. Furthermore, its washable or wash-through design allows manufacturers to remove flux residues effectively without compromising the internal mechanics of the switch. Whether you choose the DRS (through-hole) or DRR (SMT) version, you are guaranteed professional-grade precision and an exceptionally long mechanical life of 10,000 steps.

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Description

The Nidec Copal DRS/DRR Rotary Coded Switch is a high-performance subminiature component designed for precise digital circuit configuration in a variety of electronic applications. Available in both through-hole and surface-mount (SMT) designs, this switch provides a reliable interface for setting binary or hexadecimal codes where board space is at a premium.

The Nidec Copal DRS (Surface Mount) and DRR (Through-hole) series are ultra-miniature rotary coded switches known for their reliability in compact electronic designs. These switches are typically used to set addresses or configurations on a PCB without needing a full user interface..

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Specifications

  • Circuit Configuration: Binary Coded Decimal (BCD) / Hexadecimal
  • Number of Positions: 10 positions / 16 positions
  • Contact Rating (Non-switching): 100mA, 50V DC
  • Contact Rating (Switching): 100mA, 5V DC
  • Contact Resistance: 100 mΩ maximum
  • Insulation Resistance: 1,000 MΩ minimum (100V DC)
  • Dielectric Strength: 250V AC, 1 minute
  • Setting Torque: 20 mN·m maximum
  • Mechanical Life: 10,000 steps

Features

  • Switching rating: 30 mA at 15 VDC
  • Miniature size (7.5 mm sq.) designed for high density mount
  • Process sealed
  • Gold plated contacts
  • Clearly visible legends and position indicator
  • In this series, material data sheets ideal for REACH-SVHC

Applications

  • Industrial Control Systems: Setting device IDs and communication addresses in PLC and remote I/O modules.
  • Networking & Telecommunications: Hardware configuration for routers, base stations, and peripheral modules.
  • Medical Diagnostic Gear: Internal mode and parameter selection for laboratory and handheld instruments.
  • Security & Monitoring: Address coding for sensors, alarm panels, and surveillance control units.
  • Precision Test Equipment: Function selection and range calibration for high-end metrology tools.

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