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Honeywell MC-TAIH12 High-Level Analog Input Termination Assembly

Configured for high-level analog signal termination in Honeywell Experion PKS and TDC 3000 DCS platforms, the Honeywell MC-TAIH12-51304337-100 (MC-TAIH12 High-Level Analog Input Termination Assembly) provides direct physical and electrical execution between field instruments and I/O processing hardware.

Hardware Specifications

Parameter	Specification
Model	MC-TAIH12
Brand	Honeywell
Origin	United States
Module Type	High-Level Analog Input Termination Assembly (FTA)
Part Number	51304337-100
Signal Type	High-Level Analog Input, typically 4-20 mA or 1-5 VDC
Number of Channels	16 Channels
System Compatibility	Honeywell Experion PKS and TDC 3000 DCS platforms
Conformal Coating	Yes, MC series protective coating
Redundancy	Supports redundant I/O configurations
Mounting Type	FTA mounting channel / DIN rail installation
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

Process Control Signal Interface and Isolation Characteristics

The MC-TAIH12 provides field-side termination for analog measurement circuits connected to Honeywell I/O processors. Moreover, the assembly routes 4-20 mA and voltage input signals through dedicated termination points while maintaining separation between field wiring and control electronics.

The FTA design supports channel-to-channel isolation functions that reduce electrical interference between individual analog loops. In addition, the conformal coated circuit assembly protects electronic components against moisture, dust, and airborne industrial contaminants.

For process instrumentation applications, the module interfaces with transmitter-based measurement loops using standard analog signal practices. Therefore, correct shield termination and grounding methods are required to maintain signal accuracy.

Frequently Asked Questions

Q: Does the MC-TAIH12 support 16 analog input channels?
A: Yes. The MC-TAIH12 provides termination capability for 16 high-level analog input channels.

Q: What type of field signals can connect to the MC-TAIH12?
A: The assembly supports high-level analog input signals, including typical 4-20 mA and 1-5 VDC transmitter outputs.

Q: Is the MC-TAIH12 designed for installation in harsh industrial environments?
A: Yes. The conformal coated construction provides additional protection for electronic circuits against environmental contaminants.

Field Installation Guidelines

• Install the MC-TAIH12 on the designated FTA mounting channel or approved DIN rail assembly.
• Verify field wiring polarity before connecting analog input terminals to prevent signal inversion.
• Use shielded instrumentation cables for low-level analog measurement circuits where required.
• Connect cable shields according to the site grounding standard to reduce electromagnetic interference.
• Separate analog signal wiring from high-voltage power cables and switching circuits.
• Confirm compatibility between the FTA terminal assignment and the associated Honeywell I/O module before commissioning.

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