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The Honeywell 51204172-125 (MU-TAOY22) is a high-reliability Analog Output Field Termination Assembly (FTA) designed for Honeywell TDC 3000 and TPS control systems. It provides 16 independent output channels delivering precise 4–20 mA signals for field devices such as valve positioners, actuators, and variable speed drives.
We supply this module in 100% brand new, original condition, ensuring stable control loop performance and maximum system safety.
| Parameter | Details |
|---|---|
| Part Number | 51204172-125 |
| Model Designation | MU-TAOY22 |
| Output Channels | 16 Channels |
| Output Range | 4–20 mA DC |
| Connection Type | Compression terminals |
| System Interface | Compatible with HPM / APM |
| Function | 16-Point Analog Output FTA |
High-Precision Control
Delivers stable 4–20 mA outputs with minimal drift, ensuring accurate response of control valves and actuators in PID control loops.
Integrated Diagnostics
Continuously monitors output circuit integrity, enabling early detection of open-loop or wiring faults before they impact process performance.
Streamlined Maintenance
Direct compression terminal design eliminates intermediate wiring blocks, reducing failure points and simplifying troubleshooting.
Failover Readiness
Supports redundant system configurations, allowing seamless transition to backup controllers to maintain continuous operation in critical applications.
Does this module support 0–10 V outputs?
No. The MU-TAOY22 is designed specifically for 4–20 mA current loop outputs, which provide superior noise immunity over long distances.
Is it compatible with Experion PKS?
Yes. It integrates with Experion PKS systems using the High-Performance Process Manager (HPM) or APM I/O architecture.
What is the product condition?
This unit is supplied as a 100% brand new, factory-sealed product, ensuring it has never been used or refurbished.
How does the module behave during communication loss?
Output behavior is configurable. It can either hold the last value or revert to a predefined safe state (such as 4 mA) to maintain process safety.