GE WES5302-111 Field Controller Master Unit

GE WES5302-111 is a high-performance field controller master unit from GE’s WESCON series, serving as a core control component in industrial automation and 

DCS systems. It provides powerful data processing, logic control, and multi-protocol communication capabilities, widely deployed in turbine control, power generation, 

petrochemical, and manufacturing processes as a reliable replacement part for GE Mark VI and related automation platforms.

Technical Specifications

Part Number: WES5302-111

Manufacturer: GE (General Electric)

Series: WES5302 / WESCON

Type: Field Controller Master Unit

Processor: High-performance industrial CPU

Memory: 1GB DDR4 SDRAM (optional 2GB)

Input Voltage: 24VDC; 100–240VAC wide range

I/O Channels: 24DI / 16DO / 8AI (4–20mA)

Communication: Modbus TCP, Profibus DP, Ethernet

Operating Temperature: -40°C ~ +70°C

Humidity: 5%–95% non-condensing

Protection Grade: IP20

Mounting: 19” rack, 5U height

Net Weight: Approx. 2.5 kg

Certification: CE, UL, RoHS

Origin: USA

Key Features

High-performance control: Industrial CPU ensures fast execution of complex control logic and data processing.

Multi-protocol communication: Supports Modbus TCP, Profibus DP, and Ethernet for seamless system integration.

Rich I/O capacity: 24 digital inputs, 16 relay outputs, and 8 analog inputs for versatile field signal interfacing.

Industrial-grade reliability: Wide temperature tolerance (-40°C to +70°C) and anti-interference design for harsh environments.

Rack-mount structure: Compact 5U 19” rack design saves cabinet space and simplifies maintenance.