51304443-100 Honeywell MU-TDOR12 Experion PKS Relay Board
Manufacturer: Honeywell
-
Part Number: MU-TDOR12 51304443-100
Condition：New with Original Package
Product Type: Digital Output Modules
-
Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Product Overview
The Honeywell MU-TDOR12 (Part No. 51304443-100) serves as a high-reliability digital relay output interface for Honeywell Experion PKS and legacy TDC 3000 Distributed Control Systems (DCS). This module executes critical switching commands by connecting system controllers to field-level equipment, including motor starters, interlocks, alarms, and solenoids. It bridges the gap between low-voltage control logic and high-power industrial loads. We supply this board as 100% brand new and original, ensuring the rugged performance required for continuous operation in mission-critical petrochemical, refining, and power generation facilities.
Technical Specifications
| Parameter | Specification Details |
| Model Number | MU-TDOR12 |
| Part Number | 51304443-100 |
| Module Type | Digital Relay Output (DO) |
| Output Channels | 12 Independent Channels |
| Nominal Output | 24 VDC |
| Current Capacity | Up to 0.5 A per channel |
| Update Rate | ≤25 ms per channel |
| Isolation | Full Channel-to-Channel and System Isolation |
| Dimensions | 240 mm x 120 mm x 35 mm |
| Operating Temp | –20°C to +55°C (Extended versions available) |
| Power Consumption | 6–8 W (Load dependent) |
| Certifications | CE, UL, RoHS, IEC EMC Compliant |
Engineering Advantages
-
Secure Relay Interfacing: The MU-TDOR12 provides a robust mechanical and electrical buffer between sensitive DCS electronics and heavy field loads. This architecture prevents electrical back-feed from damaging expensive control processors.
-
Deterministic Control Timing: With an update rate of ≤25 ms across all channels, this module ensures synchronized switching for complex interlock sequences and high-speed emergency shutdowns.
-
Advanced Fault Detection: Built-in diagnostics perform continuous self-tests. The module identifies and reports output health issues immediately, allowing operators to rectify field device failures before they impact process safety.
-
Ruggedized Environmental Shielding: Designed for the cabinet environment, the board withstands wide temperature fluctuations and electromagnetic interference (EMI). The rugged design prevents signal drift and ensures the board maintains its 10-year service life in humid or thermally stressed locations.
-
Seamless Legacy Migration: The MU-TDOR12 maintains 100% compatibility with both modern Experion PKS and legacy TDC 3000 backplanes. This enables facility managers to modernize control rooms without replacing existing field wiring or termination assemblies.
FAQs
Q: Does the MU-TDOR12 support redundant configurations?
A: Yes. When integrated within the Experion PKS architecture, you can configure these boards to work in redundant pairs to ensure the control signal remains active even if a single hardware fault occurs.
Q: What type of field devices can I control with this module?
A: The 0.5 A per channel capacity allows you to drive standard industrial loads such as 24V solenoids, small contactors, indicator lamps, and interposing relays.
Q: Can this board replace older versions of the Honeywell relay boards?
A: The MU-TDOR12 (51304443-100) is the standardized high-performance replacement for several legacy digital output iterations. Check your specific system documentation for slot-alignment and software version compatibility.
Q: Are these units tested before shipping?
A: Every MU-TDOR12 we provide is a 100% brand new, factory-original unit. They arrive with original Honeywell factory testing certifications, ensuring they meet the strict IEC EMC and UL safety standards upon arrival.