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Honeywell MC-TAOY22 Analog Output Termination Assembly

Configured for analog current loop termination in Honeywell Experion PKS and TDC 3000 system platforms, the Honeywell 80366481-175 (MC-TAOY22 Analog Output Termination Assembly) provides direct physical signal routing between field devices and analog output modules.

Hardware Specifications

Parameter	Specification
Model	MC-TAOY22
Full Part Number	80366481-175
Brand	Honeywell
Product Type	Analog Output Termination Assembly (IOTA)
System Compatibility	Honeywell Experion PKS / TDC 3000 Systems
Operating Temp	0 deg C to +60 deg C
Storage Temp	-40 deg C to +85 deg C
Relative Humidity	5% to 95% RH, non-condensing
Power Consumption	Not specified in available data
Signal Type	4-20 mA analog current loop
Channel Capacity	Up to 16 analog output channels (configuration dependent)
Field Connection	Screw terminal blocks
Isolation Type	Galvanic or optical isolation between control and field circuits
Mounting Method	Dedicated carrier chassis or system mounting assembly
Protective Treatment	Conformal coating for environmental protection

Process Control Analog Loop Interface Characteristics

The MC-TAOY22 supports Honeywell process control output circuits by terminating analog signals from controller output channels and transferring them to field actuators. Moreover, the assembly maintains electrical separation between controller-side electronics and field wiring through isolation design.

The termination assembly is designed for 4-20 mA HART loop protocol compatible environments when paired with supported Honeywell analog output modules. In addition, channel-to-channel isolation and field circuit protection help reduce interference effects during industrial signal transmission.

The module provides connection points for control devices such as valve positioners, actuators, and other analog command receivers. Therefore, proper shield termination and cable routing practices are required to maintain signal quality.

Frequently Asked Questions

Q: Does the MC-TAOY22 operate as an independent analog output controller?
A: No. The MC-TAOY22 functions as a termination interface assembly and requires compatible Honeywell analog output modules for signal generation and control execution.

Q: What field signals are connected through the MC-TAOY22?
A: The assembly connects analog output field circuits, typically using 4-20 mA current loops for actuator and final control element interfaces.

Q: Does the MC-TAOY22 support redundant system configurations?
A: Configuration depends on the installed Honeywell control architecture and associated I/O modules. The termination assembly itself does not define controller redundancy behavior.

Field Installation Guidelines

Install the MC-TAOY22 on the designated Honeywell termination carrier or chassis according to the system hardware configuration.

Use appropriate shielded instrumentation cables for analog output wiring. Connect cable shields according to the site grounding standard to reduce electromagnetic interference.

Separate analog signal cables from high-voltage power cables and switching circuits. Maintain proper wire identification and terminal labeling during installation to simplify commissioning and maintenance.

Verify terminal assignments before applying field power. Confirm loop polarity, signal continuity, and isolation conditions between the controller interface and field devices.

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