Black Box SC121A, SC120A-R2 manual Contents

Models: SC121A SC120A-R2

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TABLE OF CONTENTS

 

 

Contents

 

Chapter

Page

1.

Specifications

7

2.

Introduction

10

 

2.1

About the SCSI Switch

10

 

2.2

Features

10

 

 

2.2.1 LCD Panel

11

 

 

2.2.2 Front-Panel Controls

11

 

2.3

Technical Description

11

 

 

2.3.1 Available SCSI Switch Interfaces

11

 

 

2.3.2 General Hardware Description

12

 

 

2.3.3 Ultra2 SCSI Compatibility

12

 

 

2.3.4 SCSI Switch Installation

12

3.

Installation

15

 

3.1

What’s Included

15

 

3.2

AC Line Voltage

15

 

3.3

Switch Placement

15

 

3.4

Power Equipment Off

15

 

3.5

SCSI Interface Cabling

16

 

3.6

RS-232 Serial Port Cabling

16

 

3.7

Ethernet LAN Port Cabling

16

4.

Operator Controls and Indicators

17

 

4.1

AC Power Switch

17

 

4.2

LCD Display, Keypad, and Indicators

17

 

 

4.2.1 LCD Display

17

 

 

4.2.2 Keypad

18

 

 

4.2.3 Indicators

18

 

4.3

LCD Display Control Menus

18

 

4.4

SCSI Switch Port Configuration

21

 

4.5

SCSI Switch Default Configuration

21

5.

Configuration and Operation

22

 

5.1

SCSI Cable Interface Requirements

22

 

5.2

Internal Terminator Selection

22

 

5.3

Selecting Internal Terminator Power

25

 

5.4

Selecting External Terminator Power

25

 

5.5

Serial-Port Pinout

26

 

5.6

LAN/Serial-Port Commands

27

 

5.7

ASCII Character Reference for SCSI Switch Box Selection

33

5

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Black Box SC121A, SC120A-R2 manual Contents

SC121A, SC120A-R2 specifications

The Black Box SC120A-R2 and SC121A represent the cutting edge of industrial networking devices designed for robust performance and versatility in various environments. These devices are tailored for applications that require reliable data transmission, making them essential in modern automation and control systems.

One of the standout features of the Black Box SC120A-R2 and SC121A is their advanced serial-to-Ethernet conversion capability. This functionality allows users to connect legacy serial devices to Ethernet networks seamlessly. With support for multiple protocols, including TCP/IP and UDP, these converters ensure smooth communication between devices, regardless of their original architecture.

Both models are engineered to withstand harsh industrial conditions. They feature a rugged construction that includes high-quality enclosures designed for durability and protection against dust, moisture, and extreme temperatures. This resilience makes them ideal for use in factories, transportation, and other challenging environments.

In terms of connectivity, the SC120A-R2 and SC121A come equipped with multiple serial ports, enabling simultaneous connections to various devices. The auto-sensing capability of these ports simplifies installation and configuration, making them user-friendly for both technical and non-technical personnel. Users can easily manage and monitor connections through a straightforward web-based interface.

Additionally, these devices incorporate advanced security features, including encryption and authentication protocols, ensuring that data transmission remains secure from potential threats. This focus on security is crucial for industries where sensitive data is transmitted, enhancing overall system integrity.

The SC120A-R2 and SC121A also support a range of network configurations, allowing for flexibility in deployment. Their compatibility with various operating systems ensures that users can integrate them into existing systems without significant modifications.

Moreover, these models offer flexibility in power options, supporting both PoE (Power over Ethernet) and traditional power supply methods. This versatility enables easy installation without the need for additional power infrastructure.

Overall, the Black Box SC120A-R2 and SC121A are sophisticated networking devices that combine advanced technology with rugged design. Their ability to bridge the gap between legacy serial interfaces and modern Ethernet networks, coupled with robust features and security measures, makes them a valuable asset for numerous industrial applications. Whether in a manufacturing plant or a transportation hub, these devices provide reliable, efficient, and secure communication solutions that meet the demands of today's connected world.