MOXA TCC-120/120I User`s Guide
Contents
1. 120 120I s RS 422 485 terminal blocks to the opposite connections Connect from R D to Tx from R D toTx from T to Rx from T to Rx and from SGND to SGND 2 4 TCC 120 1201 User s Manual Installation STEP 4 Test the Connection After setting the DIP Switches connecting the power and wiring the terminal block we suggest using a Console Terminal program such as HyperTerminal or Moxa Terminal Emulator to test the connection If you have an RS 422 485 serial board such as MOXA Industio CP 132 installed in your PC you can connect your PC s COM port to one of TCC 120 120I s RS 422 485 terminal blocks and connect TCC 120 120P s other RS 422 485 terminal block to one of the RS 422 485 serial board s ports Next start HyperTerminal or Moxa Terminal Emulator and then open a connection to the COM port and to the port associated with TCC 120 120P s RS 422 485 port Simply type a few characters on your PC s keyboard The characters you type should show up in the HyperTerminal window that is currently inactive indicating that the typed characters were transmitted between TCC 120 120P s two RS 422 485 ports TCC 120 1201 User s Manual 2 5 A Service Information This appendix shows you how to contact Moxa for information about this and other products and how to report problems In this appendix we cover the following topics a MOXA Internet Services Q Problem Report Form Q Product Return Procedu2. MOXA TCC 120 120I User s Guide Seventh Edition May 2006 www moxa com product Moxa Technologies Co Ltd NA OXA Tel 886 2 8919 1230 Fax 886 2 8919 1231 Web www moxa com MOXA Technical Support Worldwide support moxa com tw The Americas support moxa com P N 1802001200300 MOXA TCC 120 120I User s Guide The software described in this manual is furnished under a license agreement and may be used only in accordance with the terms of that agreement Copyright Notice Copyright 2006 Moxa Technologies Co Ltd All rights reserved Reproduction without permission is prohibited Trademarks MOXA is a registered trademark of The Moxa Group All other trademarks or registered marks in this manual belong to their respective manufacturers Disclaimer Information in this document is subject to change without notice and does not represent a commitment on the part of Moxa Moxa provides this document as is without warranty of any kind either expressed or implied including but not limited to its particular purpose Moxa reserves the right to make improvements and or changes to this manual or to the products and or the programs described in this manual at any time Information provided in this manual is intended to be accurate and reliable However Moxa assumes no responsibility for its use or for any infringements on the rights of third parties that may result from its use This product might include u
3. g with the return address and telephone number of a technical contact A 4 TCC 120 1201 User s Manual Service Information Revision History Edition Revision Date Revision Details gr Feb 9 2004 Update the edition of this manual on the title page p 2 2 Adjust the Dip Switches figures Change to Moxa s manual standard format p 1 5 Under LED Indicators section Make corrections on the figure the descriptions in the table Change power supply specifications from 12 to 30 VDC to 12 to 48 VDC Mar 24 2004 p 2 3 In STEP 3 Wire the Terminal Block under the section of 4 wire changed the wiring descriptions Nov 10 2004 Update Moxa Logo TCC 120 1201 User s Manual A 5
4. hanical Dimensions W x D x H Casing material 20 to 60 C 4 to 140 F 20 to 85 C 4 to 185 F 5 to 95 RH External Power 12 48 VDC Terminal Block Protects against V V reversal Protects against 2 signals shorted together TCC 120 98 mA 12V 1 18 W TCC 120I 234 mA 12V 2 81 W 67 x 100 x 22 mm casing only 90 x 100 x 22 mm including ears Aluminum Plug In Screw Terminal Block 22 16 AWG Weight Regulatory Approvals 14835 g CE FCC Class B 1 6 TCC 120 1201 User s Manual Introduction Product Views Top End View e Top Panel View Side View o PWR MOXA O J A O Transi oy O TCC 120 O RS 422 485 repeater O O o 8 3 i R D R D 1 gt gt 0 o Bottom End View EA fo E TCC 120 1201 User s Manual 1 7 LED Indicators TCC 120 120P s top panel contains three LED indicators as described in the table below LED Name LED Function PWR Red indicates the power is on Data is entering through the top end port and Yellow exiting through the bottom end port Data is entering through the bottom end port and exiting through the top end port Green 1 8 TCC 120 1201 User s Manual 2 Installation This chapter includes information about how to install TCC 120 120I The following topics are covered
5. in this chapter Q Hardware Installation Hardware Installation Installing TCC 120 120I involves four straightforward steps e STEP 1 Set the terminator DIP Switches e STEP 2 Attach the Power Supply e STEP 3 Wire the RS 422 485 Terminal Blocks e STEP 4 Test the Connection The details of each of these four steps are described next STEP 1 Set the DIP Switches The DIP Switches on TCC 120 120I are used to set the signal transmission mode and to enable or disable the termination resistor You can configure for either 2 wire RS 485 or 4 wire RS 422 485 transmission mode Also note that your program and serial port should be set to match the repeater s settings NOTE TCC 120 120I has two sets of DIP Switches one set on the top end and the other set on the bottom end To ensure proper data transmission make sure that the two sets of DIP switches are configured the same SW1 Switch 1 selects 4 wire or 2 wire mode Set Switch 1 to the ON position for 4 wire and to the OFF position for 2 wire SW2 Switch 2 enables or disables termination Set Switch 2 to the ON position to enable termination and to the OFF position to disable termination gt For easy reference the following figures depict the four possible settings 2 2 TCC 120 1201 User s Manual Installation Dip Switch Settings SWI SW2 ON RS 422 4 wire RS 485 A dl with Terminator ON ON 12 4 wire term
6. ination enabled SWI SW2 ON 422 4 wire RS f RS 422 4 wire RS 485 ON OFF S 4 wire termination disabled SWI SW2 ON 2 wire RS 485 Au with Terminator OFF ON 1 2 2 wire termination enabled SWI SW2 ON wire RS AA 2 wire RS 485 OFF OFF mar 2 wire termination disabled STEP 2 Attach the Power Supply Power Supply 12 30 VDC TCC 120 1201 is powered by an external 12 48 VDC power supply To connect to the power supply run two wires from the V and V terminals on TCC 120 s 3 connector terminal block to the DC power supply as shown in the figure to the left Once the power supply is connected to its power source the PWR LED located on TCC 120 s top panel should be illuminated in red TCC 120 1201 User s Manual 2 3 NOTE TCC 120 120I provides reverse power protection Le it will automatically detect which power wire is negative and which is positive STEP 3 Wire the Terminal Block There are two wiring options available for connecting to TCC 120 120P s RS 422 485 terminal block 2 wire When using the 2 wire for RS 485 wiring option you will need to connect three wires from each of TCC 120 120I s RS 422 485 terminal blocks to the opposite connections Connect from R D to Data from R D to Data and from SGND to SGND 4 wire When using the 4 wire for RS 422 or 4 wire RS 485 wiring option you will need to connect five wires from each of TCC
7. ing data signals In addition to distance and multi drop issues for industrial applications housing wiring power supply and over surge protection are also serious concerns TCC 120I also provides isolation protection for users who need an industrial grade repeater to extend RS 422 485 transmission distance and increase networking capability The superior industrial application design of this product which includes DIN Rail mounting terminal block wiring external terminal block power and optical isolation for system protection makes TCC 120 120I suitable for use in critical industrial environments 1 2 TCC 120 1201 User s Manual Introduction Built in RS 485 ADDC Intelligence ADDC Automatic Data Direction Control a MOXA leading technology uses a clever hardware solution to take care of RS 485 s data flow control problem ADDC is a hardware data flow solution that automatically senses and controls data direction making the handshaking signal method unnecessary Isolation MOXA s electrical isolation technology uses two photo couplers to create a gap in each electrical signal One photo coupler transforms the electrical signal into a light signal which is transmitted across a small gap and then the other photo coupler transforms the light back into an electrical signal In this way the two electrical circuits are completely isolated from each other limiting the damage that could otherwise be caused by power
8. nintentional technical or typographical errors Changes are periodically made to the information herein to correct such errors and these changes are incorporated into new editions of the publication Chapter 1 Chapter 2 Appendix A Table of Contents Introduction 1 1 Overview nennen 1 2 Product Features nnee 1 4 Package Checklist ee 1 5 Product Specifications nennen 1 5 Product Views 1 7 LED IndiCat rs 2 1 8 Installation 2 1 Hardware Installation nn 2 2 Service Information A 1 MOXA Internet Services nennen A 2 Problem Report Form neee A 3 Product Return Procedure A 4 Revision History annen A 5 1 Introduction TCC 120 1201 is an RS 422 485 isolated repeater and TCC 1201 comes with 2 KV isolation protection The following topics are covered in this chapter Overview Product Features Package Checklist Product Specifications Product Views LED Indicators Ooooodo Overview Introduction Many important devices used in today s industrial environment use the RS 422 or RS 485 interface for data transmission In some cases however it is necessary to extend the transmission distance between RS 422 485 devices This is where the TCC 120 120I RS 422 485 Repeater comes in Simply wire the power terminal block wire the two signal terminal blocks set the DIP switches and you re ready to go The RS 422 485 standards use a differential signal for transmitt
9. re MOXA Internet Services Customer satisfaction is our number one concern and to ensure that customers receive the full benefit of our products Moxa Internet Services has been set up to provide technical support driver updates product information and user s manual updates The following services are provided E mail for technical support support moxa com tw World Wide Web WWW Site for product information http www moxa com A 2 TCC 120 1201 User s Manual Service Information Problem Report Form MOXA TCC 120 1201 Customer name Moxa Product O TCC 120 O TCC 1201 Serial Number Problem Description Please describe the symptoms of the problem as clearly as possible including any error messages you see A clearly written description of the problem will allow us to reproduce the symptoms and expedite the repair of your product TCC 120 1201 User s Manual A 3 Product Return Procedure For product repair exchange or refund the customer must Provide evidence of original purchase Obtain a Product Return Agreement PRA from the sales representative or dealer Fill out the Problem Report Form PRF Include as much detail as possible for a shorter product repair time Carefully pack the product in an anti static package and send it pre paid to the dealer The PRA should be visible on the outside of the package and include a description of the problem alon
10. signal for extending transmission distance up to an additional 1 2 km e Wall or DIN Rail mountable e Terminal block for easy wiring e Power input from terminal block e DIP Switch enabled built in terminator 120 ohms e PWR Tx Rx LEDs e Embedded Surge Protection 16 KV ESD e Operating temperature from 20 C to 60 C e 2KV Isolation for TCC 1201 1 4 TCC 120 1201 User s Manual Introduction Package Checklist Before installing MOXA TCC 120 120I verify that the package contains the following items Standard Accessories e TCC 120 or TCC 1201 e User s Manual this document e Warranty Booklet e 5 contact terminal block connectors x 2 e 3 contact terminal block connector x 1 Optional Accessory e 2 DIN Rail mounting brackets w 4 screws Please notify your sales representative if any of the above items is missing or damaged Product Specifications Model Names TCC 120 TCC 1201 Communication Signals for 2 wire RS 485 2 wire Signals for 4 wire RS 422 or 4 wire RS 485 RS 485 Data Direction Data Data SGND Tx Tx Rx Rx SGND Control ADDEN Baud Rate 50 bps to 230 4 Kbps Surge Protection 16 KV ESD RMS for all signals Isolation 2 KV for both Power and Signal TCC 1201 TCC 120 1201 User s Manual 1 5 Environmental Operating Temperature Storage Temperature Humidity Power Input Power Voltage Reverse Power Protection Over Current Protection Power Consumption Mec
11. surges in the electrical signal Reverse Power Protection The Reverse Power Protection feature provides extra protection against accidentally connecting the power cables to the wrong terminal The converter is designed to detect automatically which power wire is positive and which is negative and then adjust the power supply accordingly DIP Switch Selectable Terminator For many products of this type the termination resistor is set by a jumper located inside the product s casing so that the user must open the casing to disable or change the resistor s strength MOXA offers a better solution TCC 120 120I s terminator is set with a DIP Switch located on the outside of the converter s casing TCC 120 1201 User s Manual 1 3 Auto Baud Rate Detection TCC 120 1201 incorporates a method for automatically detecting the serial signal s baud rate by hardware This is an extremely convenient feature for the user Even if a device s baud rate changes the signal will still be transmitted through the RS 422 485 repeater without any problems Green Product TCC 120 1201 are MOXA Green Products Moxa s Green Products satisfy the RoHS directive of the European Parliament and accordingly do not contain cadmium and cadmium compounds hexavalent chromium compounds lead and lead compounds mercury and mercury compounds PBBs polybrominated biphenyls or PBDEs polybrominated diphenyl ethers Product Features e Boost serial
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