Product Overview

The Honeywell FC-TSAOH-0220M is a high-integrity Safe Analog Output (SAO) interface engineered for the Experion PKS and Safety Manager environments. Functioning as a dual-channel Field Termination Assembly (FTA) module, it facilitates the precise transmission of 4-20mA control signals from C300 controllers to critical final control elements. This module is specifically designed for high-availability safety loops, offering integrated HART communication support which allows for simultaneous analog control and digital field device diagnostics. Its fail-safe architecture ensures that control signals are maintained with extreme accuracy, making it a vital component for SIL 2 rated safety functions where output reliability is non-negotiable.

Hardware Benchmarks and Engineering Specs

The FC-TSAOH-0220M is characterized by its compact, ruggedized footprint and advanced electrical protection, optimized for deployment in demanding DCS cabinets.

• Output Channels 2 Independent Analog Outputs

• Signal Range 4 to 20 mA DC

• Digital Protocol Integrated HART (Highway Addressable Remote Transducer) support

• System Platform Honeywell Experion PKS / C300 / Safety Manager

• Safety Certification Compliant with SIL 2 standards for safety-critical loops

• Static Accuracy Exceptional ±0.1% of full-scale output

• Maintenance Features Hot-swappable design for live-system replacement

• Protection Circuitry Built-in safeguards against overcurrent, overvoltage, and polarity reversal

• Module Mass 0.12 kg

• Physical Profile 9.2 x 7.1 x 5.8 cm

• Origin USA | HS Code 8537101190

Industrial Control Utility and Deployment

This safe analog output module is a cornerstone for process industries that prioritize both precision and functional safety in their automation strategies.

• Control Valve Actuation Delivering stable current signals to pneumatic or electric positioners in high-pressure steam or chemical feed lines.

• VFD Speed Management Regulating variable frequency drives for critical cooling pumps and fans where a signal failure could lead to thermal runaway.

• Remote Asset Diagnostics Utilizing the HART pass-through capability to perform remote calibration and health checks on submerged or hard-to-reach field actuators.

• Safety Instrumented Systems (SIS) Serving as the final execution interface for safety loops in oil refineries and petrochemical storage facilities.

• Energy Infrastructure Stability Managing the modulation of gas turbines or water flow gates in power generation plants, ensuring consistent grid synchronization.