Varec 8620 manual Specifications, General, System Components

Page 27

 

 

 

 

8620 Driver Entry Terminal

 

 

 

 

 

 

 

6

Specifications

 

 

 

 

 

 

 

 

 

 

 

 

General

 

 

 

 

 

 

 

 

 

 

 

Manufacturer

Varec, Inc. Atlanta, GA USA

 

 

 

 

 

 

 

 

 

Designation

8620 Driver Entry Terminal (DET)

 

 

 

 

 

 

 

 

 

Function

Field interface device used to control access to different control points

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

System Components

 

 

 

 

 

 

 

 

 

 

 

Single Board

Expansion Interface: PC/104

 

 

 

 

Computer

• Battery backup: Lithium 3V/196 mAHc

 

 

 

 

• Four serial ports for host communications

 

 

 

 

• Four USB 2.0 compliant universal serial bus ports for internal devices,

 

 

 

 

 

configuration or optional components. One USB port is always reserved

 

 

 

 

 

to facilitate communications between the Varec Interface Board and

 

 

 

 

 

the Single Board Computer.

 

 

 

 

• Solid State Disk (SSD): Supports one 50-pin socket for CFC type (type II

 

 

 

 

 

optional)

 

 

 

 

• Supports up to four GPIO - uses standard I/O modules

 

 

 

 

• 9 LEDs indicate power and status

 

 

 

 

 

 

 

 

Interface

Four USB 2.0 compliant universal serial bus ports for optional interface

 

 

 

 

 

components. e.g Use of the Varec Keyboard requires reservation of a USB

 

 

 

 

port.

 

 

 

 

 

 

 

 

Display

24-bit TFT LCD

 

 

 

 

 

 

 

 

 

Keyboard

• Vandal resistant (20J BS EN 60068-2-75: 1997)

 

 

 

 

 

Weather resistant (IP65)

 

 

 

 

53-Key alphanumeric

 

 

 

 

Engraved metal keys

 

 

 

 

• RFI/EMI Protection in accordance with European and U.S. directives

 

 

 

 

• Resistant to most commonly used cleaning agents

 

 

 

 

 

 

 

 

Varec, Inc.

21

Image 27
Contents Dispatch and Fuels Accounting Installation and Operations ManualVarec, Inc CopyrightIii Disclaimer of Warranties Limitations of Sellers LiabilitySafety Precautions Contents Contents Introduction OverviewDriver Entry Terminal Description IntroductionPLC Functionality and System DesignIntroduction Installation Safety Guidelines Preparing for InstallationSite Preparation Checklist General Safety GuidelinesInstallation Preparing for InstallationUnpacking DET Dimensions Preparing for Installation Wiring 8620 DET Internal Wiring WiringPower Pin Pin Name Signal TypeCommunications Communication Protocol Communications WiringPin Wire Color Terminal Pin Pin NameSetting Function ConfigurationConfiguration Configuring the DET.Config FileVariables Used in the DET.Config File Configuration Maintenance Maintenance and TroubleshootingDescription Maintenance and TroubleshootingTroubleshooting Using Local Diagnostics LED IndicatorsPurpose Description Replacing a Fuse Specifications GeneralSystem Components Specifications Mechanical Construction Host CommunicationEnvironmental ElectricalCertifications and Approvals Ordering Information Order CodesData Entry Terminal Ordering Information Page Document Code IOM097GVAE0709

8620 specifications

Varec 8620 is a specialized alloy steel that combines exceptional strength, toughness, and wear resistance, making it highly desirable in various industrial applications. This alloy is primarily composed of carbon, manganese, chromium, molybdenum, and nickel, offering a well-balanced microstructure that enhances its mechanical properties.

One of the main features of Varec 8620 is its versatility; it can be heat-treated to achieve different hardness levels and mechanical properties. This adaptability allows it to be tailored for specific applications, such as gears, crankshafts, and other critical components in automotive and aerospace industries. The alloy's effective balance of strength and ductility lends itself well to applications requiring material that can withstand dynamic loads and high-stress environments.

The manufacturing process of Varec 8620 often utilizes methods like forging, machining, and heat treatment. The heat treatment process, typically involving quenching and tempering, significantly improves the alloy's hardness and tensile strength, making it suitable for more demanding applications. Additionally, the alloy can be surface-hardened through processes like carburizing, which enhances its wear resistance and ensures longevity.

Key technologies employed in the production of Varec 8620 include advanced metallurgical techniques that optimize grain size and structure. These techniques contribute to the consistent performance of the alloy in service, ensuring reliability and efficiency. The alloy also benefits from specialized heat treatment techniques, which refine its internal microstructure, further enhancing its mechanical properties.

In terms of characteristics, Varec 8620 exhibits excellent fatigue resistance and impact toughness, making it ideal for parts subjected to cyclic loading. Its compatibility with various manufacturing processes allows for easy integration into existing production workflows. With a good balance between cost and performance, Varec 8620 provides a practical solution for manufacturers seeking durable and reliable materials.

Overall, Varec 8620 stands out as a robust and adaptable alloy steel, suitable for a wide range of critical applications. Its combination of mechanical properties, along with advanced processing capabilities, positions it as a preferred choice in industries where performance and reliability are paramount.