Overview
The Honeywell MU-TAOX02 (51304476-100), also cataloged as the MU-TAOX02 Analog Output Field Termination Assembly, operates as a dedicated hardware component for 4-20 mA signal termination and conditioning within Honeywell Experion PKS and TDC 3000 Process Manager platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | MU-TAOX02 |
| Brand | Honeywell |
| Origin | USA |
| Module Type | Analog Output Field Termination Assembly (FTA) |
| Part Number | 51304476-100 |
| Function | Analog current output signal termination and conditioning |
| Channel Count | 8 analog output channels |
| Output Signal | 4-20 mA DC |
| Compatible Systems | Honeywell Experion PKS, TDC 3000, Process Manager (PM/HPM) |
| Field Interface | Screw terminal field wiring interface |
| Mounting Method | DIN rail or cabinet panel mounting |
| Operating Voltage | 24 VDC system power |
| Isolation | Channel-to-channel and channel-to-ground galvanic isolation |
| Operating Temp | -20 deg C to +60 deg C |
| Storage Temp | -40 deg C to +85 deg C |
| Humidity Range | 5% to 95% RH non-condensing |
| Dimensions | Approx. 17.8 cm x 7.8 cm x 10.0 cm |
| Weight | Approx. 0.72 kg |
| Power Consumption | System supplied, specific consumption not provided |
DCS Analog Output Loop Interface Characteristics
The MU-TAOX02 terminates analog output signals between Honeywell I/O processing equipment and field devices. It receives control output information from the process controller and provides conditioned 4-20 mA current signals for actuators, valve positioners, and variable speed drive interfaces.
In addition, the assembly applies signal isolation and noise suppression functions to maintain electrical separation between field wiring and control system circuits. The channel-to-channel isolation design supports multiple independent analog output loops within the same termination assembly.
The module follows Honeywell process control signal standards and supports typical DCS instrument interfaces, including 4-20 mA HART loop protocol environments where compatible field devices and I/O processors are installed.
Frequently Asked Questions
Q: Does the MU-TAOX02 provide direct analog output generation?
A: No. The MU-TAOX02 functions as a Field Termination Assembly. It terminates, conditions, and interfaces analog output signals generated by the associated Honeywell I/O processor.
Q: How many analog output channels does the MU-TAOX02 support?
A: The MU-TAOX02 provides 8 analog output termination channels for 4-20 mA DC current loops.
Q: Can the MU-TAOX02 replace an analog output controller module?
A: No. The assembly does not replace the control processor or I/O module. It operates as the field wiring and signal interface component within the Honeywell DCS architecture.
Field Installation Guidelines
Install the MU-TAOX02 inside a suitable control cabinet with proper mechanical support and environmental protection.
Terminate field cables according to Honeywell wiring documentation and maintain separation between analog signal cables and high-voltage power conductors to reduce electromagnetic interference.
Connect cable shields according to site grounding practices. Avoid multiple grounding points on shielded analog loops unless the system design specifies otherwise.
Verify terminal assignments before energizing field circuits. Confirm loop polarity, field device compatibility, and signal continuity during commissioning.
Use appropriate cabinet ventilation and maintain the specified operating temperature range to prevent thermal stress on electronic components.
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