Description
Product Specification: YOKOGAWA S2BN5D-121 DO Digital Output Module
The YOKOGAWA S2BN5D-121 DO is a high-performance digital output module designed for industrial automation systems, offering reliable control of discrete devices such as relays, solenoids, and indicators. Engineered for compatibility with YOKOGAWA PLC systems, this module ensures precise and efficient operation in challenging industrial environments.
The
S2BN5D-121 DO module is a key component for automating processes in manufacturing, energy, and water treatment industries. Its core features include:
- 16-Channel Digital Output: Supports up to 16 individually configurable outputs.
- 24V DC Operation: Compatible with standard industrial voltage systems.
- Optical Isolation: Protects against electrical noise and voltage spikes.
- LED Status Indicators: Real-time monitoring of output states.
- Compact Design: Space-saving form factor for easy integration into control panels.
Parameter |
Specification |
Model Number |
S2BN5D-121 DO |
Type |
Digital Output Module |
Voltage |
24V DC ±10% |
Current Rating |
0.5A per channel |
Number of Channels |
16 |
Output Type |
Relay or transistor (configurable) |
Isolation |
2.5kV RMS |
Operating Temperature |
-20°C to 60°C |
Dimensions |
100 mm × 80 mm × 60 mm |

- High Reliability: Built with robust components to withstand vibrations and temperature fluctuations.
- Flexible Configuration: Supports both relay and transistor outputs for diverse applications.
- Energy Efficiency: Low power consumption reduces operational costs.
- Easy Maintenance: Plug-and-play design for quick replacement.
- Industries: Manufacturing, water treatment, energy distribution, and HVAC systems.
- Use Cases:
- Controlling pumps, valves, and motors in wastewater treatment plants.
- Managing conveyor systems in automotive assembly lines.
- Case Study: A food processing plant reduced downtime by 20% using the S2BN5D-121 DO for automated packaging line operations.

The S2BN5D-121 DO stands out with:
- Higher Channel Density: 16 channels vs. 8–12 channels in many competing models.
- Wider Temperature Range: Operates in colder (-20°C vs. -10°C) and hotter (60°C vs. 50°C) conditions.
- Dual Output Type: Supports both relay and transistor outputs in a single module.
- Channel Requirements: Ensure the module’s 16 channels align with your system’s needs.
- Voltage Compatibility: Verify 24V DC availability in your control system.
- Environment: Confirm the module’s temperature and humidity ratings match the installation site.
-
Installation: Follow wiring diagrams to avoid short circuits.
-
Load Capacity: Do not exceed the 0.5A per channel current rating.
-
Safety: Disconnect power before servicing the module.
-
Firmware Updates: Regularly update firmware for optimal performance.
Shanxi Xinyeda International Trading Co., Ltd. is your trusted partner for [YOKOGAWA S2BN5D-121 DO] and other industrial automation spare parts. Visit our website www.xydcontrol.com or contact us for sales and technical support.
Continue Searching
We're here when you need us
What happens next?
- 1. Email confirmation
You will get an email confirming that we have received your enquiry.
- 2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
- 3. Your quote
You will receive a comprehensive quote tailored to your specific needs.