GJR2390300R1010 81EA03B-E Digital Output Module

GJR2390300R1010 81EA03B-E Digital Output Module

Product Details Introduction

ABB GJR2390300R1010， The model number is 81EA03B-E, which is a digital output module widely used in ABB Symphony Harmony series control systems. It is used to convert the logic instructions of the controller into switch signals and control field devices such as contactors, solenoid valves, indicator lights, etc.

1、 Basic Product Information

Product Code: GJR2390300R1010

Module model: 81EA03B-E

Module type: Digital Output Module

Number of output channels: usually 16 or 32 channels (depending on configuration)

Output type: dry contact or relay output, capable of driving 24V DC devices

Electrical isolation: there is optocoupler isolation between the module output and the internal logic circuit

Installation method: DIN rail or rack mounted, compatible with SC510 or SC520 submodule rack

System platform: compatible with ABB Symphony Harmony system, using MasterBus 300 communication

2、 Product functional features

Implement DCS control system to issue digital switch commands to on-site equipment

Stable and reliable output, with overcurrent and overvoltage protection mechanisms

Each output status can be monitored in real-time

The channel has short-circuit protection and module fault diagnosis capabilities

Suitable for continuous process industries with high reliability requirements

3、 Typical application areas

Automation of power plants and substations: controlling circuit breakers, warning lights, contactors, etc

Petrochemical industry: control pump start-up, valve opening and closing, status indication

Water treatment system: execute valve and pump control commands

Manufacturing automation control system: used to execute logical actions issued by PLC or DCS

Metallurgy and Mining: Control Heavy Duty Switches, Mechanical Device Drive Logic

Product imag

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