Eaton / Cutler-Hammer DN50SR14 D50 Programmable Controller

The Eaton/Cutler-Hammer DN50SR14 is a compact D50 series programmable logic controller engineered for small-scale industrial automation and process control. This micro PLC delivers high-speed processing of user control programs with programmable capacity up to 2000 control steps. The modular architecture supports expansion I/O modules - both digital and analog - enabling configurations from 1 to 56 control points depending on application demands.

Technical Specifications

Program Memory: 2000 control steps maximum

Control Points: 1 to 56 points (configurable)

Digital I/O: Up to 8 digital inputs; up to 6 digital outputs

Analog I/O: Up to 8 analog inputs; up to 8 analog outputs

Expansion Capability: Supports digital and analog modules for flexible I/O configuration

Communication: RS-485 ports at 9600 to 28.8K baud

Power Input: 115/230 VAC, 47 to 63 Hz, 0.6 A maximum

Physical: Compact design, 0.85 lbs

Key Features

High-speed program execution for time-critical control logic

Startup self-diagnostics and error-checking

Dual LED status indicators: Green (RUN), Red (Error)

RUN/PROG mode selector switch

EEPROM for permanent data retention

Modular construction for simplified maintenance and field repair

Typical Applications The DN50SR14 suits small-footprint control applications including machine sequencing, process monitoring, equipment interlocking, and distributed automation where space constraints or standalone operation is required.

Compatibility & Integration The D50 series design enables seamless integration with Eaton/Cutler-Hammer expansion modules. System configuration flexibility accommodates both digital and analog I/O requirements without requiring a larger controller footprint. Installation environments must be free from corrosive gases, dust, and dirt for reliable operation.