Honeywell MU-TDIY22 Digital Input Field Termination Assembly

Product Overview

The Honeywell MU-TDIY22 is a digital input field termination assembly designed for reliable and organized signal interfacing. It ensures precise connection of digital signals from switches, sensors, and relays to Honeywell’s control systems. Moreover, it simplifies wiring complexity, improving cabinet integration and reducing installation errors. Its compact and robust design ensures long-term reliability in industrial automation environments.

Key Features and Benefits

• Secure and Organized Termination: Supports multiple digital input channels, reducing wiring complexity.
• Reliable Field Wiring: Compression terminal blocks allow fast and secure connections.
• Compact Cabinet Integration: Fits easily into industrial control cabinets without occupying excessive space.
• Compatibility: Works seamlessly with Honeywell TDC 3000 and Experion PKS I/O modules.
• Enhanced System Reliability: Provides galvanic isolation to protect control systems from electrical disturbances.
• Robust Performance: Designed to withstand industrial vibration, surges, and harsh conditions.

Technical Specifications

• Model: MU-TDIY22
• Part Number: 51204160-125
• Manufacturer: Honeywell
• Type: Digital Input Field Termination Assembly
• Signal Type: Digital input
• Terminal Type: Compression terminals
• Number of Points: 32
• Galvanic Isolation: 30 Vac, ±42.4 Vdc max
• Isolation Technique: Optical (in IOP)
• DI Power Voltage Range: 15–30 Vdc
• Input Signal Direction: Source/Sink
• ON Sense Voltage/Current: 13 Vdc min or 3 mA min
• OFF Sense Voltage/Current: 5 Vdc max or 1.2 mA max
• Input Impedance: 4.2 KΩ
• Absolute Delay Across Input Filter and Isolation: 5 ms ± 20%
• Field Resistance for Guaranteed ON Condition: 300 Ω max @ 15 Vdc
• Field Resistance for Guaranteed OFF Condition: 30 KΩ min @ 30 Vdc
• Surge Withstand Capability: ANSI/IEEE C37.90.1-1978

Typical Applications

• Integration with Honeywell TDC 3000 and Experion PKS systems.
• Industrial automation environments requiring organized digital signal wiring.
• Field device interfacing for switches, sensors, and relays.
• Control cabinets needing compact and reliable termination solutions.

FAQ

Q1: How many input channels does MU-TDIY22 support? A1: It supports 32 digital input channels for efficient signal management.

Q2: Is the module compatible with Honeywell I/O modules? A2: Yes, it is fully compatible with TDC 3000 and Experion PKS I/O modules.

Q3: What is the maximum input voltage for this assembly? A3: The maximum input voltage is 30 Vdc, with galvanic isolation up to 42.4 Vdc.

Q4: Can this module handle industrial surges? A4: Yes, it meets ANSI/IEEE C37.90.1-1978 surge withstand standards.

Q5: What type of terminals does the MU-TDIY22 use? A5: It uses compression terminals for secure and easy field wiring.