ARC DSP 9612 Uživatelská příručka

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Strany 1 - User’s Guide

DSP 9612 Flash Poll ModemUser’s Guide0049−0117−000 Rev. B Complements of ARC Electronics 800-926-0226 [email protected]

Strany 2 - Contents

Hardware OverviewPage 11Front ViewFigure 2-2 shows the front view of the modem. Starting from the leftside, this view shows:c A set of nine LEDs. See

Strany 3

InstallationPage 12Installation SummaryThe modem installation involves the following steps:1. Finding a suitable location for the modem. See the secti

Strany 4 - Introduction

Configuring the ModemPage 13High-Speed (Fast Poll) ModeTable 2-1 shows the modem switch settings that can be used when themodem is configured for high

Strany 5 - Features

InstallationPage 14SW1-1 through SW1-4 − Transmit Level (high- & low-speed modes)Switches SW1-1 through SW1-4 adjust the modem’s transmit level.Ta

Strany 6 - Applications

Configuring the ModemPage 15SW1-5 − Receiver Dynamic Range (high- & low-speed modes)SW1-5ON = −10 to −43 dBmOFF = +3 to −30 dBmFor a low receive s

Strany 7

InstallationPage 16SW2-1 − Fast Poll/FSK (high- & low-speed modes)SW2-1 ON = Low-Speed Mode (FSK)OFF = High-Speed Mode (Fast Poll)SW2-1 configures

Strany 8 - Chapter 2

Configuring the ModemPage 17SW2-8 − Carrier Control (high- & low-speed modes)SW2-8 ON = ConstantOFF = SwitchedSW2-8 selects either constant or swi

Strany 9 - Hardware Overview

InstallationPage 18Low-Speed (FSK) ModeTable 2-3 shows the modem switch settings that can be used when themodem configured for low-speed (FSK) mode. T

Strany 10 - Front View

Configuring the ModemPage 19SW1-1 through SW1-4 − Transmit Level (high- & low-speed modes)Switches SW1-1 through SW1-4 adjust the modem’s transmit

Strany 11 - Configuring the Modem

InstallationPage 20SW1-5 − Receiver Dynamic Range (high- & low-speed modes)SW1-5ON = −10 to −43 dBmOFF = +3 to −30 dBmFor a low receive signal lev

Strany 12 - High-Speed (Fast Poll) Mode

Page iiiContentsCHAPTER 1 INTRODUCTION...5FEATURES...

Strany 13 - Installation

Configuring the ModemPage 21SW2-1 − Fast Poll/FSK (high- & low-speed modes)SW2-1 ON = Low-Speed Mode (FSK)OFF = High-Speed Mode (Fast Poll)SW2-1 c

Strany 14

InstallationPage 22SW2-5 − Soft Carrier (low-speed mode only)SW2-5 ON = DisabledOFF = EnabledSW2-5 controls the soft carrier and is valid for low-spee

Strany 15

Connecting to a Transmission LinePage 23In switched-carrier mode (SW2-8 set to OFF), the RTS/CTS delay is23 ms.SW 2-9 − RX Termination (high- & lo

Strany 16

InstallationPage 24Table 2-6. Transmission Line Connector Pin AssignmentsThis Pin Number… Corresponds to This Signal…1Rx2Rx3Tx4TxFigure 2-3. Transmiss

Strany 17 - Low-Speed (FSK) Mode

Connecting to a Voltage SourcePage 25Connecting to a Voltage SourceThe back panel of the modem provides the power interface. Forconvenience, the modem

Strany 18

InstallationPage 26Connecting an RS-232 DeviceThe modem back panel provides a female, 25-pin RS-232 connectorthat accepts an attached RS-232 device (s

Strany 19

Loopback Control SwitchPage 27Loopback Control SwitchThe front panel of the modem has a push button for initiating thefollowing loopback diagnostic te

Strany 20

InstallationPage 28NOTES

Strany 21

Page 29Appendix ATroubleshootingn the event you encounter a problem using your modem,refer to the troubleshooting information in this appendix.,IMPORT

Strany 22

TroubleshootingPage 30Table A-1. Troubleshooting SuggestionsIf… Perform These Procedures…problem.The RTS, CTS, and TxDLEDs do not blink.The attached t

Strany 23

ContentsPage ivNOTES

Strany 24

Page 31Appendix BSpecificationsGeneral SpecificationsData rate: 9600, 4800, or 0-1800 bps asynchronousData format: 8 or 9 data bits with 1 or more sto

Strany 25 - Connecting an RS-232 Device

SpecificationsPage 32Receiverdynamic range: 0 to –30 dBm or –10 to –43 dBmOperatingtemperature: -40°C to +85°CPower supply: Wide range switching power

Strany 26 - Loopback Control Switch

Interface Connector Pin AssignmentsPage 33Interface Connector Pin AssignmentsLeased Line Terminal Block Pin AssignmentsThis PinNumber…Corresponds toT

Strany 27

SpecificationsPage 34RS-232 (RTU) InterfaceSignal Name ModemInput/OutputDB25 Pin DescriptionEarth GND1 Earth GroundTXD Input 2 Transmit DataRXD Outpu

Strany 28 - Troubleshooting

CompliancesPage 35CompliancesThe modem is designed to meet the following agency requirements:EMI/RFI:FCC part 15 for Class A computing deviceIndustry

Strany 29

SpecificationsPage 36NOTES

Strany 30 - Specifications

Page 37Appendix CCompliancesThis device complies with Part 15A of the FCC Rules. Operation is subject tothe following two conditions: (1) this device

Strany 32

Page 39Appendix DLimited ProductWarrantyWe warrants that the Product sold will be free from defects in material andworkmanship and perform to applicab

Strany 33 - Environmental Specifications

Limited Product WarrantyPage 40NOTES

Strany 34 - Compliances

Page 5Chapter 1 Introductionongratulations for purchasing the finest industrial-grade fast-poll modem available.The DSP9612 (Flash Poll) modem is a 96

Strany 35

Page 41Appendix E RMA ProcedureReturn Merchandise Authorization (RMA) ProcedureBefore returning any product, an RMA number must be obtained.Before ask

Strany 36 - Appendix C

RMA ProcedurePage 42

Strany 37

IntroductionPage 6FeaturesThe DSP9612 modem is specifically designed for harsh environmentsfound in utility substations and industrial facilities. Tho

Strany 38 - Warranty

ApplicationsPage 7ApplicationsThe DSP9612 modem is designed for point-to-point and multipointdata communications. Figure 1-1 shows a typical multipoin

Strany 40 - RMA Procedure

Page 9Chapter 2 Installationhis chapter describes how to install the modem.Unpacking Your HardwareYour package should include:c At least one DSP9612FP

Strany 41 - RMA Procedure

InstallationPage 10Hardware OverviewBack ViewFigure 2-1 shows the back view of the DSP9612FP modem. Startingfrom the left side, this view shows:c A 4-

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