Model Explanation

51309153-175: Honeywell Material Number

MU-TDOA25: Module Model

MU = Module Unit (FTA Series)

TDOA = Total Digital Output Assembly (Solid State Output)

25 = Hardware Version and Channel Configuration Variant Technical Specifications

Channel: 16 independent solid-state outputs

Load capacity:

AC: 120/240 VAC, 3 A (resistive)

DC: 24 VDC, 5 A (resistive)

Isolation: 1500 V RMS (between channels, between channels and bus)

Response time: ≤ 0.5 ms (solid-state without contacts)

Switching frequency: Maximum 100 Hz

Power supply: Backplane 24 VDC

Operating temperature: -20°C ~ +70°C

Hot-swappable: Supported

Fault detection: Open circuit / short circuit (system diagnosis)

Interface and status

System side: High-density flat cable connects I/O modules

Field side: Removable screw terminals

Indicators: ON/OFF for each channel, OK/FAULT for module

Configuration: DCS workstation software configuration Core function

Contactless solid-state output: Long lifespan, no mechanical wear, fast operation, suitable for high-frequency actions

Electrical isolation: Protects the system from on-site surges and noise interference

Load control: Motor starters, solenoid valves, contactors, alarm lights, small heaters, etc.

Online replacement (hot-swappable): Maintenance without downtime

System-level diagnosis: Open circuit / short circuit / overload detection Applicable scenarios

Industry: Oil and gas, petrochemicals, power generation, metallurgy, water treatment, chemical industry

Applications: Valve switching, motor control, alarm interlock, safety circuit, high-frequency operation conditions

Compatibility: Experion PKS (C200/C300), TDC 3000, TPS