820-0757 D20 EME | GE Vernova Expansion Board for SCADA

Description / Overview

The GE 820-0757 D20 EME is an Ethernet and Memory Expansion Board designed for the GE D20 Remote Terminal Unit (RTU) platform. Developed by GE Fanuc / GE Vernova, this module enhances the processing capacity and communication performance of D20 control systems used in substations, power generation, and industrial automation.

It provides additional Ethernet connectivity for high-speed communication and expanded memory capacity to support larger databases, event logs, and firmware upgrades. This makes it a critical component for D20 systems requiring real-time data exchange and extended operational reliability.

Built to operate in harsh environments, the 820-0757 features industrial-grade components and conformal coating for superior durability and long-term performance.

Technical Specifications

Model Number: 820-0757 D20 EME
Manufacturer: GE Fanuc / GE Vernova
Product Type: Ethernet and Memory Expansion Board
Compatible Series: D20 / D200 / D20MX RTUs
Functionality: Adds Ethernet connectivity and memory expansion
Communication: 10/100 Mbps Ethernet interface
Protocols Supported: Modbus, DNP3, IEC 60870-5
Memory Expansion: Extended RAM and flash storage
Input Voltage: Standard industrial DC input
Operating Temperature: –40°C to +70°C
Weight: 1.25 lbs (0.57 kg)
Certifications: CE, UL, CSA

FAQ

Q1: What is the main purpose of the GE 820-0757 D20 EME board?
A1: It provides Ethernet connectivity and additional memory for GE D20 RTU systems, enhancing communication and storage performance.

Q2: Which GE systems are compatible with this module?
A2: It works with GE D20, D200, and D20MX remote terminal units.

Q3: Does it support modern SCADA communication protocols?
A3: Yes, it supports Modbus, DNP3, and IEC 60870-5 for wide system compatibility.

Q4: Can it operate in outdoor or substation environments?
A4: Yes, it is designed for industrial-grade temperature and humidity tolerance, with conformal coating for protection.

Q5: How long is the warranty?
A5: The standard warranty period is 12 months, covering manufacturing and performance defects.