Overview of Omron A165K Selector Switch
Omron’s A165K series presents a range of Key-type Selector Switches with a compact, detachable design, featuring a cylindrical 16-diameter body. Boasting a short mounting depth of less than 28.5 mm below the panel, the series is versatile, covering a broad switching capacity suitable for both standard and microload applications. These switches are engineered to resist oil and are rated at IP65, making them ideal for challenging environments where exposure to fluids is a concern.
Key Features
- Compact cylindrical 16-diameter body
- Short mounting depth (<28.5 mm)
- Suitable for a wide range of switching loads
- Oil-resistant and IP65 rated models available
Model Variations
The A165K series is available in different models, categorized by their shape — square (A165K-J Series), rectangular (A165K-A Series), and round (A165K-T Series) — and terminal types, comprising of solder terminals and screw-less clamp connectors.
Model Number Structure
When ordering the A165K series switches, the model number is constructed based on specific selections: (1) the selector shape (square, rectangular, or round), (2) the number of notches/resetting method, and (3) contact configuration (SPDT or DPDT, with only DPDT contacts available for 3-notch models). These combinations enable precise customization to meet various industrial application needs.
Contact Configuration Options
The A165K switches offer Single Pole Double Throw (SPDT) and Double Pole Double Throw (DPDT) contact configurations, with the latter solely available for models with a three-notch setting. The series accommodates various resetting methods, which includes both manual and automatic, accommodating user preferences for operational control.
Safety Precautions
Users are encouraged to refer to the safety precautions detailed on page 11 of the full datasheet to understand the proper handling and operation of these selector switches, ensuring safe and reliable use within their intended applications.
Conclusion
Omron’s A165K Key-type Selector Switch series offers robust solutions for industrial controls, packaging these features in a durable, oil-resistant, and space-saving design. With customization options for shape, switches, and keys, plus detailed safety precautions, these components stand out in their category for their quality and versatility, tailored to meet a broad spectrum of requirements.
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