MC-TAOX12 Honeywell Experion PKS Datasheet & Technical Manual

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Honeywell MC-TAOX12 Experion PKS Analog Output Module The Honeywell MC-TAOX12, also cataloged as the Honeywell 51304441-175 Analog Output Field Termination...

SKU: MU/MC-TAOX12 51304441-175

Manufacturer: Honeywell
Product No.: MU/MC-TAOX12 51304441-175
Product Type: Analog Output Modules
Product Origin: USA
Payment:T/T, Western Union
Weight: 450g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Honeywell MC-TAOX12 Experion PKS Analog Output Module

The Honeywell MC-TAOX12, also cataloged as the Honeywell 51304441-175 Analog Output Field Termination Assembly, operates as a dedicated hardware component for converting digital control commands into analog current loops within Experion PKS, HPM, and TDC 3000 control architectures.

Hardware Specifications

Parameter	Specification
Model	MC-TAOX12
Part Number	51304441-175
Brand	Honeywell
Channel Count	16 independent channels
Signal Range	4-20 mA DC
Nominal Supply Voltage	24 VDC
Power Consumption	6 W maximum
Environmental Protection	Full conformal coating
Isolation	Galvanic isolation (system-to-field)
Wiring Terminal Type	Compression-style screw terminals
Operating Temp	0 to 60 deg C
Dimensions	Standard 6-inch FTA profile
Weight	0.45 kg
Origin	USA

DCS Process Control and Loop Protocols

The Honeywell MC-TAOX12 employs a dedicated 4-20 mA HART loop protocol layer, which ensures linear signal transmission to final control elements like actuators, control valves, and current-to-pressure (I/P) transducers. Channel-to-channel isolation parameters prevent ground loop currents from destabilizing adjacent analog outputs, maintaining electrical decoupling between the field connections and the system backplane. Additionally, the integrated electronic assembly features automated cold junction compensation and fault-detection metrics that track circuit loop integrity, driving outputs to a predefined safe state during a processor-to-FTA communication timeout.

Frequently Asked Questions

Q: What is the physical functional difference between the MC-TAOX12 and the MU-TAOX12 assemblies?

A: The MC-TAOX12 features factory-applied conformal coating on the printed circuit board assembly to resist environmental contaminants, whereas the MU-TAOX12 lacks this additional layer. Both modules share identical electrical characteristics and loop logic.

Q: How does the MC-TAOX12 handle I/O processor redundancy?

A: The hardware architecture provides dual physical cable connection points on the assembly layout. This enables two redundant I/O processors to establish parallel communication links with a single FTA, ensuring bumpless transfer during processor switchovers.

Q: Can this module operate using a 0-20 mA output configuration?

A: No, the hardware profile and internal firmware configuration restrict the operational signal range exclusively to standard 4-20 mA DC analog current loops.

Field Installation Guidelines

Mounting Orientation and Clearance: Mount the FTA on standard high-density terminal tracks inside the enclosure. Maintain a minimum clearance of 50 mm above and below the board assembly to facilitate natural thermal dissipation.
Wiring Practices: Strip field wires back by 7 mm before insertion into the compression-style screw terminals. Tighten all screw terminal blocks to a torque specification between 0.5 Nm and 0.6 Nm to ensure gas-tight contacts.
Shielding and Grounding: Terminate the shield drain wires of all field cables at the designated cabinet instrument ground bar. Do not ground the cable shield at both the FTA end and the field instrument end simultaneously to eliminate potential ground loops.
Conduit Entry: Run analog output field lines through distinct, dedicated cable trays or conduits separate from high-voltage AC power distribution wiring to minimize electromagnetic interference.

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