Description
Product Overview
The TRICONEX 3625 is a critical safety input/output (I/O) module designed for use in TRICONEX’s Tricon safety instrumented systems (SIS), which are widely deployed in industrial environments requiring high reliability and fault tolerance. As a key component of the Tricon platform, the TRICONEX 3625 is engineered to handle digital input signals, converting field-level data into a format that the system’s central processing unit (CPU) can interpret for safety-critical decision-making.
The TRICONEX 3625 plays a vital role in ensuring the integrity of safety loops by providing accurate and timely data acquisition from field devices such as sensors, switches, and actuators. Its integration within the Tricon system, known for its triple-modular redundancy (TMR) architecture, positions the TRICONEX 3625 as a reliable solution for maintaining system availability and preventing hazardous events in processes where even minor failures could lead to catastrophic consequences. This module’s design aligns with global safety standards, making it a trusted choice for industries prioritizing operational safety and regulatory compliance.
Technical Specifications
Product model | TRICONEX 3625 |
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Manufacturer | TRICONEX |
Product type | Safety digital input module |
Number of channels | 16 isolated digital inputs |
Input voltage range | 24 VDC (nominal) |
Input current | 5 mA per channel (maximum) |
Physical dimensions | 160 mm x 100 mm x 30 mm (length x width x height) |
Weight | 250 grams |
Origin | United States |
Interface type | Backplane connector (compatible with Tricon chassis) |
Communication protocol | Proprietary Tricon backplane communication |
Operating temperature range | 0°C to 60°C |
Storage temperature range | -40°C to 85°C |
Humidity tolerance | 5% to 95% (non-condensing) |
Mounting requirement | Installed in Tricon system chassis (3-slot or 10-slot configurations) |
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Related Products
- TRICONEX 3604: A digital input module with 32 channels, offering higher input capacity than the TRICONEX 3625 for applications requiring more data points. It shares the same TMR compatibility but differs in channel count.
- TRICONEX 3626: A digital output module, complementary to the TRICONEX 3625, designed to send control signals to field devices. It works alongside the 3625 to form complete safety loops.
- TRICONEX 3503: A power supply module that provides stable power to Tricon system components, including the TRICONEX 3625. It ensures consistent operation by regulating voltage inputs.
- TRICONEX 3700A: A communication module that enables data exchange between the Tricon system (housing the TRICONEX 3625) and external systems such as SCADA or DCS, enhancing integration capabilities.
- TRICONEX 4351B: A CPU module, the core of the Tricon system, which processes data from the TRICONEX 3625 to execute safety logic and trigger protective actions.
- TRICONEX 3805E: An analog input module, differing from the TRICONEX 3625 (digital) by handling continuous variable signals, suitable for monitoring parameters like pressure or temperature.
- TRICONEX 9753-810: A termination panel designed to simplify wiring connections for modules like the TRICONEX 3625, reducing installation complexity and improving maintenance access.
Main Features and Advantages
Triple-modular redundancy (TMR) compatibility: The TRICONEX 3625 is fully integrated with the Tricon system’s TMR architecture, which employs three identical modules operating in parallel. This design ensures that any single fault in one module does not affect system operation, as the other two modules provide redundant data, thereby maintaining safety loop integrity and preventing spurious trips.
High reliability and safety certification: The TRICONEX 3625 meets stringent safety standards, including IEC 61508 up to SIL 3 and ISA 84.00.01, making it suitable for use in safety-critical applications where failure could result in harm to personnel, environmental damage, or production losses. Its components are selected for long-term durability, with a mean time between failures (MTBF) that exceeds industry averages for similar modules.
Hot-swappable design: The TRICONEX 3625 can be replaced while the Tricon system is operational, eliminating the need for system shutdown during maintenance. This feature minimizes downtime, a critical advantage in continuous process industries such as oil and gas or chemical manufacturing, where unplanned stoppages are costly and disruptive.
Isolated channels: Each of the 16 input channels on the TRICONEX 3625 is electrically isolated from the others and from the backplane. This isolation prevents cross-talk between channels and protects the module from voltage spikes or ground loops in the field, ensuring accurate signal acquisition even in harsh electrical environments.
Easy integration and configuration: The TRICONEX 3625 is supported by TRICONEX’s TriStation 1131 software, which simplifies module configuration, calibration, and diagnostics. Engineers can quickly set up input parameters, monitor channel status, and troubleshoot issues through a user-friendly interface, reducing setup time and improving operational efficiency.
Installation and Maintenance
Pre-installation preparations: Before installing the TRICONEX 3625, verify that the Tricon system chassis is powered off and that all safety protocols (such as lockout/tagout) are followed to prevent electrical hazards. Check the compatibility of the chassis with the module, ensuring it is a 3-slot or 10-slot Tricon chassis with the correct backplane revision. Inspect the module for physical damage, such as bent pins on the backplane connector, and ensure that all wiring to the module (via compatible termination panels) is correctly sized and insulated to handle the 24 VDC input signals.
Maintenance suggestions: Regular maintenance of the TRICONEX 3625 involves periodic checks using the TriStation 1131 software to monitor channel status and detect any faults or degraded performance. Clean the module’s connectors and chassis slots annually to remove dust or debris, which can cause poor electrical contact. When replacing the TRICONEX 3625, use only genuine TRICONEX replacement parts to maintain system integrity and safety certification. Keep a record of maintenance activities, including module replacements and calibration dates, to ensure compliance with regulatory requirements and facilitate traceability in audits.
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Application Fields
The TRICONEX 3625 is widely used in industries where safety instrumented systems are critical to preventing hazardous events. In the oil and gas sector, it is deployed in upstream production facilities, midstream pipelines, and downstream refineries. Here, the module monitors emergency shutdown (ESD) signals from pressure sensors, flame detectors, and gas detectors, providing the Tricon system with real-time data to trigger shutdowns or other protective actions if unsafe conditions are detected.
In chemical processing plants, the TRICONEX 3625 plays a key role in monitoring process variables such as valve positions, pump status, and temperature limits. Its ability to reliably acquire digital inputs ensures that the SIS can respond quickly to deviations from safe operating ranges, preventing chemical leaks, explosions, or releases of toxic substances.
Power generation facilities, including fossil fuel, nuclear, and renewable energy plants, utilize the TRICONEX 3625 to monitor critical equipment such as turbines, boilers, and cooling systems. By tracking signals from safety interlocks and emergency stop buttons, the module helps maintain safe operation, reducing the risk of equipment failure or accidents that could disrupt power supply.
Additionally, the TRICONEX 3625 is found in pharmaceutical manufacturing, where it monitors cleanroom conditions and equipment status to ensure compliance with strict regulatory standards. Its high reliability and safety certification make it suitable for applications where product quality and personnel safety are paramount, as even minor process deviations can compromise product integrity or worker health.
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Product Guarantee
Our company offers a one-year quality warranty service for the TRICONEX 3625, covering hardware malfunctions not caused by human factors. During the warranty period, if the TRICONEX 3625 shows abnormal performance or functional failure, we will provide replacement services to ensure minimal disruption to your operations.
As a leading import and export trade distribution company in the industrial control industry, established in 2007 with 17 years of experience, we specialize in supplying industrial control spare parts, including many unpopular and discontinued models. We maintain a large stock of the TRICONEX 3625 and related products, enabling us to meet urgent customer demands for spare parts.
Our supply channels are robust, with a global network that allows us to quickly source scarce or hard-to-find components, ensuring that you can secure the TRICONEX 3625 when needed. We also provide technical support to assist with installation, configuration, and troubleshooting, helping you maximize the performance and lifespan of the TRICONEX 3625 in your safety instrumented systems.
For inquiries or quotations, please contact us via Whatsapp: +86 18859254943 or E-mail: sales@ygplc.com.