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The Honeywell MC-TDIY22 (Part Number: 80366180-175) functions as a high-density Digital Input Field Termination Assembly (FTA) within the TDC 3000 and Experion control environments. It provides 32 discrete input channels for interfacing 24 VDC field signals from switches, sensors, and relays with system control processors.
We supply this unit as 100% brand new and original equipment, featuring factory-applied conformal coating to enhance reliability in humid, corrosive, and harsh industrial environments.
| Parameter | Specification |
|---|---|
| Model Number | MC-TDIY22 |
| Part Number | 80366180-175 |
| Input Count | 32 Digital Input Channels |
| Input Voltage | 24 VDC |
| Input Impedance | 10 kΩ |
| Input Current | 1 mA |
| Polarity | Configurable (Active High / Active Low) |
| Connector Type | Compression Terminals |
| Operating Temperature | -40°C to +70°C |
| Dimensions | 10.8 cm × 12.1 cm × 5.5 cm |
| Weight | 0.55 kg |
| Environmental Protection | Conformal Coated (CC) |
High-Density Signal Management
Supports 32 input channels in a compact footprint, enabling efficient use of cabinet space while accommodating a large number of field devices.
Redundancy Support
Compatible with redundant I/O architectures, helping maintain system availability for critical process monitoring applications.
Enhanced Environmental Resilience
Conformal coating protects internal circuitry from moisture, dust, and chemical exposure, improving reliability in offshore, refinery, and chemical plant environments.
Field-Serviceable Design
Field-replaceable terminal design allows maintenance teams to replace connectors without changing the entire board, reducing downtime and lifecycle cost.
Flexible Logic Configuration
Supports both active high and active low configurations, allowing integration with a wide range of NPN and PNP sensors without additional signal conditioning hardware.
Does this FTA ship with DIN rail mounting hardware?
Yes, it is compatible with Honeywell carrier files and DIN rail mounting systems for straightforward installation.
Is this a refurbished or used component?
No. The unit is 100% brand new, original, and shipped in factory-sealed anti-static packaging with OEM quality assurance.
Can the MC-TDIY22 handle voltages higher than 24 VDC?
No. It is designed specifically for 24 VDC inputs. Applying higher voltages may damage the module and affect system safety.
How do compression terminals improve reliability?
Compression terminals maintain consistent pressure on wiring, providing vibration-resistant connections that reduce the risk of intermittent contact or signal loss in harsh industrial environments.