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The Honeywell 51304640-225 (MU-GDID12) is a high-performance discrete input interface module designed for use in advanced distributed control systems (DCS). It provides 12 independently isolated channels for monitoring...
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The Honeywell 51304640-225 (MU-GDID12) is a high-performance discrete input interface module designed for use in advanced distributed control systems (DCS). It provides 12 independently isolated channels for monitoring ON/OFF states from dry contacts or voltage-sourced field signals.
We supply this unit in 100% brand new, original condition, ensuring high reliability for safety-critical and process automation applications.
| Parameter | Details |
|---|---|
| Part Number | 51304640-225 |
| Model Number | MU-GDID12 |
| Input Channels | 12 Isolated Digital Channels |
| Signal Type | Dry Contact or Voltage Input |
| Nominal Voltage | 24 V DC |
| Operating Range | 18–30 V DC |
| Isolation | Channel-to-Channel & Channel-to-System |
| Operating Temp | -40 to +70 °C |
| Dimensions | 31.3 × 27.8 × 3.0 cm |
| Weight | 0.7 kg |
Superior Galvanic Isolation
Each channel is independently isolated, preventing ground loops and ensuring that faults remain localized without affecting the rest of the system or controller.
Extreme Temperature Resilience
Designed for harsh environments, the module operates reliably from -40 to +70 °C, making it suitable for outdoor, remote, or unconditioned installations.
Versatile Field Interfacing
Supports both dry contact and voltage inputs, allowing standardization across diverse field devices and reducing spare part complexity.
Safety System Integrity
High isolation and fast response characteristics ensure accurate detection of critical signals such as emergency stops and trip conditions, supporting safety instrumented system (SIS) requirements.
What is the benefit of channel isolation?
It allows each input to operate independently, preventing electrical interference or damage caused by ground potential differences in large industrial installations.
Is it compatible with TDC 3000 or Experion PKS systems?
Yes. It integrates into standard Honeywell I/O architectures. System and backplane compatibility should still be verified before installation.
Can it be used for SOE (Sequence of Events) recording?
Yes. Its fast response and accurate signal detection make it suitable for SOE and event logging applications.
What condition is the product supplied in?
This module is delivered as a 100% brand new, factory-sealed unit, ensuring it has never been used or refurbished.
