Description
The Omron S3D2-CK-US Sensor Controller is a compact, multi-function logic unit designed to control and process signals from proximity and photoelectric sensors. Featuring two sensor inputs and one relay output, it supports logical AND/OR operations with integrated timing control. Its built-in one-shot, ON-delay, and OFF-delay timer functions make it ideal for synchronized detection and automation sequencing tasks.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Omron |
| Category |
Industrial Automation and Controls |
| Part Number |
S3D2-CK-US |
| Subcategory |
Sensor Controllers |
| Series |
S3D2 Series |
| Type |
Multi-Function Sensor Controller |
| Input Channels |
2 |
| Output Channels |
1 Relay Output (1C, common shared) |
| Logic Functions |
AND / OR selectable |
| Control Output Type |
Relay Output (SPDT, 1C) |
| Rated Control Voltage |
Typically 24 VDC (varies by system configuration) |
| Timer Functions |
One-shot, ON-delay, OFF-delay |
| Timer Range |
0.1–1s / 1–10s (switchable) |
| Additional Functions |
Signal Input Inversion, Synchronous Mode Switching |
| Output Capacity |
Typically 250 VAC, 3 A (resistive load) |
| Power Supply |
24 VDC (nominal) |
| Operation Mode |
Multi-function logic and timing control |
| Indicators |
LED operation indicators (Power, Input, Output) |
| Mounting Type |
Panel or DIN-rail mount (model dependent) |
| Protection Features |
Overload and reverse polarity protection |
| Certifications |
UL Recognized |
| Operating Temperature Range |
0°C to +55°C |
| Storage Temperature Range |
-20°C to +70°C |
| Enclosure Rating |
IP20 (panel-mounted) |
| Weight |
Approx. 0.25 kg (0.55 lb) |
Information About S3D2-CK-US
The S3D2-CK-US belongs to Omron’s S3D2 Series, a family of intelligent sensor controllers that enable logic processing without the need for a PLC. This unit features two input channels and one relay output, providing flexible logic combinations such as AND/OR operation for multiple sensor signals. A built-in multi-range timer (0.1–1s or 1–10s selectable) allows one-shot, ON-delay, or OFF-delay operation, offering precise timing control. It also includes signal inversion and synchronous mode switching functions, enhancing versatility in industrial automation, inspection, and machine control applications.
Key Features:
- Dual Input Logic Controller: Supports 2 input and 1 relay output configuration.
- Multi-Function Logic Modes: AND/OR operation for combined sensor signal processing.
- Integrated Timer Control: One-shot, ON-delay, and OFF-delay functions with adjustable timing (0.1–1s / 1–10s).
- Signal Inversion Function: Enables reverse signal logic for flexible sensor configuration.
- Synchronous Mode Switching: Ensures accurate control timing between sensors and actuators.
- Relay Output (1C): Provides a reliable mechanical contact output for control circuits.
- Compact Design: Saves panel space and simplifies wiring.
- UL Recognized: Certified for use in industrial and safety-compliant systems.
The S3D2-CK-US delivers the reliability and precision required for signal conditioning, timing, and logic control in industrial sensor networks.
