Product Overview
The 2652-300 is a high-availability Digital Output (DO) module assembly designed for the Tricon Triple Modular Redundant (TMR) safety platform. This module serves as a critical link in Safety Instrumented Systems (SIS), providing 8 channels of 24 VDC outputs to control final elements such as solenoid valves, actuators, and motor starters. Utilizing a 2-out-of-3 (2oo3) hardware voting architecture, the system remains operational even if an internal component fails. Its supervised circuitry continuously monitors the integrity of both the module and the field wiring. This assembly is a preferred choice for heavy industrial facilities requiring SIL 3 certified protection and high-current drive capabilities.
Core Technical Functionality
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Triple Modular Redundancy: Employs three independent legs with hardware-level voting to eliminate single points of failure and prevent nuisance trips.
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Load Supervision: Actively monitors field circuits for open or short-circuit conditions, providing real-time diagnostics of connected devices.
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High-Current Drive: Designed to handle significant inductive loads, ideal for driving large solenoid valves directly.
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Galvanic Isolation: Electrical isolation between system logic and field-side power protects the controller from electrical noise and surges.
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Fault Tolerance: If one internal processing leg fails, the module continues to operate using the remaining two legs.
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Serviceability: Supports hot-swapping and hot-spare configurations, allowing maintenance without de-energizing the process.
Industrial Application Scenarios
The 2652-300 is essential for high-integrity protection loops in hazardous environments:
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Petrochemical: Actuates quick-closing isolation valves in Emergency Shutdown (ESD) systems.
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Chemical Manufacturing: Manages critical interlocks in Burner Management Systems (BMS) for safe furnace operation.
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Oil & Gas: Controls fire suppression systems and deluge valves on offshore platforms.
Its ruggedized design ensures reliable performance in areas subject to significant vibration and thermal cycling.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | 2652-300 |
| Environmental Rating | 0°C to 60°C |
| Quick Quotes | Receive price & availability FAST from our dedicated customer service team. |
|---|---|
| Delivery | Expedited, Freight, And International Shipping Available. |
| Condition | 100% New with Original Package |
| Payment | We accept American Express, Discover, MasterCard, PayPal, and Visa. Our site is secured by RapidSSL. |
| Shipping Port | ShangHai, Xiamen |
| Warranty | 12 Months |
| Q: Is Our Pricing Competitive? |
| A: Yes, we collaborate with over 50 countries worldwide. As a top supplier in China, we offer significant discounts based on market trends. |
| Q: What Is the Warranty Period? |
| A: All our new and original products come with a standard one-year warranty. |
| Q: What Payment Methods Do We Accept? |
| A: We require 100% T/T (Telegraphic Transfer) payment before shipping. For items with a lead time, a 30% deposit is needed upfront, and the remaining 70% is due before shipping. If you have a representative in China, you can arrange an RMB transfer through them. |
| Q: What Shipping Methods Do We Use? |
| A: We primarily use FedEx, DHL, UPS, and BRE for shipping. If you have an account with any of these carriers, you can handle shipping directly. We also offer free shipping to China-based freight forwarders. |
| Q: What Is Our Delivery Time? |
| A: Delivery usually takes 1-3 days after receiving the initial payment. For items with a lead time, shipping will occur according to the specified schedule. |
| Q: How Do We Package the Goods? |
| A: We ensure safe packaging with multiple layers of protection. Products are first placed in their original boxes and sealed with labels. A layer of bubble wrap is then added for collision protection during transit. Finally, the items are packed securely in durable boxes. |
| Q: How Can Customers Contact Us and Request a Quote? |
| A: You can reach out to us via email, WhatsApp, WeChat, Skype, or your preferred communication platform. Contact us with your needs, and we'll provide a prompt, customized quote. |
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