Honeywell 51303932-278 (51303932278) Product Detailed Description

Product Model: 51303932-278 (51303932278)

Brand: Honeywell

Product Category: MU-TSDU02 SDI FTA UDC 6000 Special Serial Device Interface Terminal Component

Applicable Systems: Honeywell Experion PKS C300 / TPS / UCN / APM / HPM Distributed Control System

I. Product Overview

51303932-278 is a serial interface module specifically designed for the UDC 6000 series loop controllers in the Honeywell SDI FTA series. The model code is MU-TSDU02. It operates in pure automatic mode (without hardware manual switch) and is CE certified. It realizes high-speed communication between UDC 6000 instruments and the DCS system through RS-232/RS-485 interfaces, supporting parameter reading and writing, process monitoring, remote calibration, and is suitable for industrial environments in Europe and globally.

II. Core Specification Parameters

1. Interface Characteristics

Interface Type: SDI Serial Device Interface FTA

Communication Protocol: RS-232 (EIA-232) / RS-485 (EIA-485)

Channel Number: 1 Channel

Control Mode: Pure Automatic (Remote control by system software, no hardware switch)

Baud Rate: 300 ~ 115200 bps

Data Bits: 5/6/7/8

Parity: None / Odd / Even

Stop Bit: 1/2

Special Adaptation: Native protocol of UDC 6000 controller

Transmission Mode: RS-232 Full Duplex; RS-485 Half Duplex

2. Electrical Parameters

Isolation Voltage: 1500 V AC (Channel - System Isolation)

Input Impedance: RS-232: 3 kΩ; RS-485: 120 Ω (Built-in Terminal Resistor)

Drive Capacity: RS-485: Supports 32 Nodes

Working Power Supply: 24 V DC (Backplane Power Supply)

Power Consumption: ≤ 2.5 W

Protection: Overvoltage, Overcurrent, Reverse Connection, Surge, ESD Protection

3. Environmental Parameters

Operating Temperature: -40°C ~ +75°C (Wide Temperature Industrial Grade)

Storage Temperature: -55°C ~ +85°C

Humidity: 5% ~ 95% RH (Non-condensing)

Protection: PCB Three-Defense Coating (Anti-moisture, Anti-salt fog, Anti-mold)

Vibration / Impact: Compliant with IEC 60068 Standard

EMC: FCC Part 15 Class A, CE Certification

4. Physical Characteristics

Size: Standard DCS Card (150 × 100 × 25 mm)

Weight: Approximately 0.3 kg

Installation: Hot Swap, Compatible with UCN/C300/APM/HPM Standard Rack

Interfaces: Front Spring-Type Terminal + Backplane Bus Interface

Status Indicators: PWR (Power), RUN (Operation), TX/RX (Transmit/Receive), FAULT (Fault) LED Indicators

5. Certification

Certification: CE, FCC Class A, UL

Compliance: Compliant with RoHS Standard

III. Functional Characteristics

1. UDC 6000 Specific Communication

Native Adaptation: Perfectly Compatible with UDC 6000 Series (such as UDC6300, 6500, 6600) Controllers

Pure Automatic Control: Remote Configuration, Monitoring, Diagnosis by DCS System Software Transparent transmission: No protocol conversion, data passes directly

Bidirectional communication: Supports process value reading and writing, parameter setting, fault diagnosis, remote calibration

2. Isolation and Protection

High electrical isolation: 1500V AC isolation, suppresses ground potential difference interference

Multi-level protection circuit: TVS surge suppression, PTC overcurrent protection, reverse connection protection

Industrial-grade reliability: Wide temperature range, three-layer coating, adaptable to harsh working conditions

3. System Compatibility

Fully compatible: Experion PKS C300, TPS, UCN, APM, HPM systems

Direct replacement: Can be seamlessly replaced with 51303932-228 (same function, CE version)

Non-redundant design: Single-channel standard configuration

Four. Comparison with Key Models of the Same Series Table

Characteristic 51303932-278 51303932-228 51303932-276 51303932-277

Model code MU-TSDU02 MU-TSDU02 MU-TSDT12 MU-TSDM02

Control mode Pure automatic Pure automatic Pure automatic Manual / Automatic

Hardware switch ❌ None ❌ None ❌ None ✅ Yes

Special adapter UDC 6000 UDC 6000 Toledo 8142 Universal serial

Interface type RS-232/485 RS-232/485 RS-232/485 RS-485/422

CE certification ✅ Yes ✅ Yes ✅ Yes ✅ Yes

Applicable scenarios UDC 6000 loop control UDC 6000 loop control Weighing system General equipment

V. Typical applications

UDC 6000 controller connection: Temperature, pressure, flow, level loop control

Process monitoring: Real-time data acquisition, setpoint adjustment, alarm output

Remote calibration: DCS remote execution of UDC 6000 instrument calibration

EU regional application: Industrial field with CE certification

System upgrade: Replacement of UDC 6000 interface spare parts for old DCS systems

VI. Product status

Type: DCS dedicated SDI FTA (spare parts)

Production status:停产 (legacy spare parts)

Supply： Original inventory， refurbished， second-hand spare parts

Replacement： 51303932-228 (same function) or new C300 serial interface module

VII. Model analysis (51303932-278)

513： Honeywell DCS spare part prefix

03932： SDI serial device interface FTA series

-278： UDC 6000 dedicated， pure automatic， RS-232/485， wide temperature range， CE certification