Honeywell 51303939-100 (51303939100) Product Details

Product Model: 51303939-100 (51303939100)

Brand: Honeywell

Product Category: MC-PSIM11 SDI FTA General Serial Device Interface Terminal Component

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

I. Product Overview

51303939-100 is a general serial interface module of Honeywell's SDI FTA series, with the model code MC-PSIM11. It is specifically designed for third-party serial devices that do not follow the Modbus protocol, providing dual physical interfaces of RS-232/RS-485, supporting custom UART protocols, and used to connect various serial instruments, sensors, and PLCs to the DCS system. 

II. Core Specification Parameters

1. Interface Characteristics

Interface Type: SDI Serial Device Interface FTA (Serial Device Interface Field Termination Assembly)

Communication Protocol: General UART Serial Protocol (not Modbus, supports custom protocol)

Physical Interface: RS-232 (EIA-232) / RS-485 (EIA-485) Dual Interface

Channel Number: 1 Channel

Control Mode: Pure Automatic (Controlled by System Software, No Hardware Manual Switch)

Baud Rate: 300 ~ 115200 bps

Data Bits: 5/6/7/8

Parity: None / Odd / Even

Stop Bit: 1/2

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

2. Electrical Parameters

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

Operating Power Supply: 24 V DC (System Backplane Power Supply)

Power Consumption: ≤ 5 W

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

3. Environmental Parameters

Operating Temperature: -40°C ~ +70°C (Wide Temperature Industrial Grade)

Storage Temperature: -40°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: Compliant with IEC 801 Standard

4. Physical Characteristics

Weight: Approximately 0.27 kg (270 gm)

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. General Serial Communication

Non-Modbus Specific: Supports Custom UART Protocol, Compatible with Various Non-standard Serial Devices

Bidirectional Data Transmission: Supports Process Data Reading and Writing, Equipment Status Monitoring

Data Buffer: Built-in 128 Byte Communication Buffer

High-Speed Response: Communication Response Time < 10ms

Long Distance Transmission: RS-485 Mode Supports Maximum 300m Transmission Distance

2. Reliability and Compatibility

Wide Temperature Industrial Grade: -40~+70°C Operating Temperature, Suitable for Harsh Conditions

Plug-and-Play: Supports Hot Swap, Maintenance Convenient

System Compatibility: Fully Compatible with Experion PKS C300, TPS, UCN, APM, HPM Systems

Direct Replacement: Can be Used as MC-PSIM11 Series (e.g. -400, -401) Spare Parts

IV. Comparison with Key Models of the Same Series Table

Characteristics 51303939-100 51303932-476 51303932-478

Model code MC-PSIM11 MC-TSIM12 MC-TSIM13

Protocol type General UART Modbus master/slave Modbus master/slave

Physical interface RS-232/485 RS-232/485 RS-232/485

Isolation voltage 1500 V AC 1500 V AC 2000 V AC

Operating temperature -40~+70°C -20~+60°C -40~+70°C

Communication buffer 128 bytes 128 bytes 256 bytes

Positioning General serial interface Modbus standard general version Modbus high-performance wide-temperature version

V. Typical applications

Non-standard serial device connection: Non-Modbus protocol instruments, sensors, PLCs, barcode guns, etc.

Custom protocol communication: Manufacturer-specific UART protocol devices

Industrial process control: DCS systems in industries such as chemical, power, metallurgy, papermaking, oil and gas

Data acquisition system: Real-time collection of data from third-party serial devices

Upgrade of old systems: Replacement of outdated modules of MC-PSIM11 series

VI. Product status

Type: DCS-specific SDI FTA (spare parts)

Production status:停产 (legacy spare parts)

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

Replacement： New C300 general serial interface module

VII. Model analysis (51303939-100)

513： Honeywell DCS spare part prefix

03939： SDI general serial device interface FTA series

-100： MC-PSIM11， general UART， RS-232/485， 1500V isolation， -40~+70°C wide temperature