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ABB DI651 3BHT300026R1 is a high-density digital input module designed for industrial automation and process control systems. As part of the ABB S600 I/O family, the ABB DI651 3BHT300026R1 provides 32 isolated digital input channels operating at 48VDC, enabling reliable acquisition of field signals from industrial devices and sensors. The module is engineered for stable operation in complex industrial environments where high-speed signal monitoring and dependable performance are essential.

The ABB DI651 3BHT300026R1 supports optical isolation in four groups, helping improve signal reliability and resistance to electrical interference. In addition, the module offers sequence-of-events (SOE) functionality and pulse-catching capability, making it suitable for industrial applications requiring precise event recording and fast signal detection. These features help improve automation accuracy and operational efficiency in distributed control systems (DCS).

The ABB DI651 3BHT300026R1 is widely applied in power generation, manufacturing, petrochemical processing, oil & gas, and industrial utility systems. Whether used for system expansion, maintenance, or replacement projects, this digital input module helps maintain stable industrial operation and reliable process monitoring.

1. 32 Digital Input Channels

The ABB DI651 3BHT300026R1 features 32 digital input channels, supporting efficient signal acquisition for industrial automation systems.

2. 48VDC Isolated Inputs

The module supports 48VDC isolated inputs, improving signal stability and protecting control systems from electrical noise and interference.

3. Opto-Isolated in Four Groups

The ABB DI651 3BHT300026R1 uses optical isolation across four groups, helping enhance reliability and industrial safety.

4. Sequence of Events (SOE) Capability

The module supports sequence-of-events recording, allowing accurate monitoring of industrial events and operational changes.

5. Pulse Catching Function

The ABB DI651 3BHT300026R1 includes pulse-catching capability, enabling fast signal response in high-speed industrial applications. 

Power Generation Industry

The ABB DI651 3BHT300026R1 is widely used in power plants for signal acquisition, alarm monitoring, and industrial automation control.

Manufacturing Automation

In manufacturing systems, the ABB DI651 3BHT300026R1 supports digital signal monitoring for sensors, switches, and industrial equipment.

Oil & Gas Industry

The module is suitable for oil & gas applications requiring accurate field signal acquisition and dependable automation performance.

Petrochemical Processing

The ABB DI651 3BHT300026R1 supports process monitoring and industrial safety control in petrochemical facilities.

Water Treatment Systems

The module helps maintain stable operation in water treatment plants by supporting reliable digital input monitoring. 

Do you provide global shipping services?

Yes. We have local distribution centers on all continents, which can quickly transport parts to any corner of the world.

2. What payment methods and currencies do you accept?

To make your purchasing process as simple as possible, we offer multiple payment methods including bank transfer, check, and PayPal. Meanwhile, we also accept most mainstream credit and debit cards, such as Visa, Mastercard, and American Express. We can accept payments in most major currencies worldwide, but we recommend using US dollars (USD), British pounds (GBP), or euros (EUR) as a priority. Payments in other currencies may incur additional fees. All transactions are securely processed by HSBC Bank and HSBC Merchant Services.

How many parts do you currently have in stock?

We have a vast inventory of thousands of new, refurbished, and outdated automation components, including products from well-known manufacturers such as ABB and Schneider. If you cannot find the required parts, please do not worry. We work closely with a global network of professional suppliers to provide you with tailored quotes even if the part is not listed on our website.

Who can I contact if I encounter any problems?

Our experienced customer service team will handle any issues after you place your order.