Triconex 3806E Analog Output Module

The Triconex 3806E Analog Output Module is a high-performance, safety-rated component designed for use in critical process control environments. Part of the Tricon™ safety instrumented system (SIS) family by Schneider Electric, this analog output module provides precise and reliable signal transmission for actuators, control valves, and other analog-driven devices.

Engineered for mission-critical applications, the 3806E module outputs continuous analog signals (4-20 mA) with full diagnostic support and triplicated redundancy, aligning with Triconex’s industry-leading fail-safe philosophy. The module plays a pivotal role in safety-related systems certified to SIL 3, as per IEC 61508 standards.

Whether in oil & gas, nuclear energy, chemical processing, or power generation, the Triconex 3806E delivers stable and accurate analog outputs, ensuring both process efficiency and operational safety.

Product Specifications

Product Applications

• Emergency Shutdown Systems (ESD)

  Used in critical safety applications where accurate analog output is required for valve positioning or actuator control during shutdown events.

• Process Automation in Oil & Gas

  Interfaces with control valves and metering systems to ensure precise and safe flow regulation.

• Nuclear Power Plants

  Delivers dependable analog signals in reactor control and monitoring circuits, with built-in redundancy and diagnostics.

• Chemical Processing Plants

  Enables safe and accurate modulation of chemical feed rates in highly sensitive environments.

• Energy and Utility Systems

  Supports turbine control, power modulation, and environmental compliance in energy production.

Product Advantages

• Triple Modular Redundancy (TMR)

  Offers exceptional fault tolerance with three parallel CPUs and voting logic, ensuring output integrity even in the event of a partial failure.

• High Output Accuracy

  Delivers precise analog signals, critical for applications requiring tight control tolerances.

• Advanced Diagnostics

  Onboard diagnostics detect and report anomalies like open loops and signal inconsistencies in real-time.

• Flexible Analog Output Configuration

  Supports both sinking and sourcing current output, adaptable to different field device requirements.

• Safety Certified (SIL 3)

  Complies with the highest safety integrity standards for industrial automation and protection systems.

• Hot-Swap Capability

  Supports module replacement without system shutdown, reducing downtime and improving system availability.

FAQ

1. What type of analog signal does the 3806E module output?

   It provides 4–20 mA current output per channel, which is standard in process control.

2. How many channels are available on the 3806E module?

   The module supports 8 individually isolated analog output channels.

3. Is this module SIL 3 certified?

   Yes, it is certified for use in SIL 3 applications in accordance with IEC 61508.

4. What kind of diagnostics are included in the 3806E?

   The module includes open circuit detection, short circuit detection, and out-of-range alerts.

5. Does the module support TMR architecture?

   Yes, the 3806E uses Triple Modular Redundancy to ensure high availability and fault tolerance.

6. Can the module be hot-swapped during operation?

   Yes, it supports hot-swapping, allowing for maintenance without halting system operation.

7. What is the maximum load resistance supported?

   The module can support up to 750 ohms of load resistance.

8. What power supply does the module require?

   It draws power from the Tricon backplane, typically 24 V DC.

9. What is the physical size and weight of the 3806E module?

   The module measures 76.2 ×169.16 × 107.95 mm and weighs about 1.5 kg.

10. Is the module compliant with hazardous area certifications?

    Yes, it holds ATEX, CSA, UL, and CE certifications for operation in demanding environments.