PORT MULTIPLEXER USER`S MANUAL
Contents
1. 30 C nda IBM CABLES 31 6 2 7 IBM CABLE FOR PMUX 00 IBM 0909 1 00 PC SIDE PMUX 00 SID d EL x DB9 FEMALE DB9 MALE RS232 Shield Wire RS232 SIGNALS Pin SIGNALS 1 2 8 9 DB9 FEMALE DB9 MALE PINOUTS Shield Wire PINOUTS 32 C nda TROUBLESHOOTING GUIDE 33 LED Indicators Trouble shooting Guide K222 Port Multiplexer has 4 status LEDs located near Master1 side These LEDs indicate communication status and Gateway operation Four LEDs are identified as OK PLC Master1 and Master2 PLC Master1 amp Master2 LEDs indicate communication status on two ports whereas OK LED indicates the Port Multiplexer mode either configuration or operation LED Status LED Type OK Controller Master 1 Master 2 If LED is on continuously then ON Power is ok and device is ready for taking the request from Master 1 and 2 Power is off No data transfer No data transfer No data OFF the power supply is taking place on is taking place transfer is Controller port on Master 1 port taking place on Master 2 port IF LED is blinking for Data tran2. SELECTED PLC 5 Modlin ASCH PLC Model lick Configure Project button on Ta Cantlqure the Project Setup software already has demo projects To open existing project user can select Open Project can select Configure button If user is selecting configure button he should select the protocol first from the list and then click Config ure 3 Opening existing project for Modbus RTU HUI Aj el ate rade a Heta piir L T ple OMRON HOST LUC Series SELECTED PLC 2 Allen Bindic m PLC Model DUENIEX lick Configure Projo betton nn Ya Canllquie The Project m m Open m _ Db rade 16 Select the required project from the list shown the figure Sometimes you may need to select appropriate project folder first and then the actual project 4 Selecting comminication parameters for Master s and Controller If you have select Configure button then following picture will appear directly RTLE Goad erway 217 ORRON KOSTLIK Lan eR 4 7 Corde SELECTED PROTOCOL PLC Al
3. Pin Pin SIGNALS 1 1 RS 232 TX 2 RS 232 RX GND EARTH 8 PIN MODULAR CONNECTOR Shield Wire PINOUTS FRONT VIEW R H S VIEW Pin 1 8 Left side Right side Bn Cable insert Cable insert end end 26 6 2 5 OMRON PLC TO PMUX 00 OMRON CQM1 PMUX 00 SID SIDE 8P8C MALE DB9 MALE RS232 RS232 Shield Wire Pin SIGNALS SIGNALS 1 RS 232 TX EARTH RS 232 RX TXD GND RXD U vV 8 PIN MODULAR CONNECTOR Shield Wire PINOUTS PINOUTS FRONT VIEW R H S VIEW Pin 1 Pin 8 Left side DB9 MALE Bn Cable insert end M 27 6 2 6 IDEC MICRO TO PMUX 00 IDEC MICRO SIDE MINIDIN 8 PIN MALE f 8P8C MALE RS232 Shield Wire RS232 PMUX 00 SIDE SIGNALS Pin SIGNALS A 1 B 8 PIN MINIDIN CONNECTOR
4. Shield Wire PINOUTS 8 PIN MODULAR CONNECTOR PINOUTS FRONT VIEW VIEW Pin 1 Pin 8 Left side Cable insert end M end 28 6 2 7 SLC DF1 PORT TO PMUX 00 PMUX 00 I 8P8C MALE DB9 FEMALE RS232 RS232 Shield Wire Pin SIGNALS SIGNALS 1 RS 232 TX GND RS 232 RX E U 8 PIN MODULAR CONNECTOR Shield Wire to DB9 body PINOUTS DB9 FEMALE PINOUTS FRONT VIEW R H S VIEW Pin 1 Tf Pin 8 Left side Bn Cable insert end M 9 29 6 2 8 MICROLOGIX SERIES PLCs TO PMUX 00 AB MICROLOGIX PMUX 00 SIDE MINIDIN 8 PIN MALE 8P8C MALE RS232 Shield Wire RS232 SIGNALS Pinf SIGNALS 1 RS 232 TX RS 232 RX GND 8 PIN MINIDIN CONNECTOR Shield Wire PINOUTS 8 PIN MODULAR CONNECTOR PINOUTS FRONT VIEW R H S VIEW 1 8 Left side Cable insert end M
5. TO PMUX 00 1 9 DIN CONNECTOR MALE 8P8C MALE RS485 Shield Wire RS232 SIGNALS Pin 4 SIGNALS 1 Shield Wire DIN CONNECTOR 8 PIN MODULAR CONNECTOR PINOUTS PINOUTS 4 FRONT VIEW VIEW Pin 1 Pin 8 Left side C Cable insert end M 24 6 2 3 AROMAT FP2 PMUX 00 FP2 SIDE r1 PMUX 00 SIDE m ii DB9 MALE 8P8C MALE RS232 Shield Wire RS232 SIGNALS Pin SIGNALS 1 RS 232 TX RS 232 RX GND Shield Wire to DB9 bod ield Wire to Y PIN MODULAR CONNECTOR DB9 MALE PINOUTS PINOUTS FRONT VIEW R H S VIEW Pin 1 TDL Pin 8 Left side Cable insert end M 6 2 4 MODICON MICRO CONTROLLER TO PMUX 00 MODICON CONTROLLER PMUX 00 SIDE e SIDE TIER i 8 PIN MODULAR 8P8C MALE CONNECTOR RS232 Sans RS232 SIGNALS
6. a backup disk of the Gateway setup software disk be created and stored in a safe place Launch the Windows operating system Insert the setup CD into CD drive Point to the start button then click RUN In the command line box enter E Disk1 setup exe Click OK This will launch the Gateway installer Follow the instructions to complete setup Pu IT ese Gateway Project This software is used for all Gateway series products Each Multiplexer must be configured before connecting it to the PLC Gateway configuration software allows the following 1 Create new Port Multiplexer project Select protocols for all communication ports of Port Multiplexer Selecting the time out for controller port If necessary amp protocol supports Set Communication Parameters for all the ports 2 Downloading Download Project Download drivers Download new firmware if required only for upgrading 3 Upload Project The existing project in the Port Multiplexer module can be viewed edited 4 Upload System Data This option enables viewing of version number status of firmware drivers used and boot block CABLE DIAGRAMS In this chapter Wiring Diagrams Communication Cable 20 renal B 6 1 Wiring Diagrams User must ensure correct wiring for error free operation of Port Multiplexer Each device being connected to PMUX has a unique communicat
7. 82 2 PMX 00 B Master 2 Y Protocol LR 109782 2 00 Master 2 Y Protocol Z Protocol Operator interface P c g Z Protocol Operator interface Port Multiplexer Images not to scale 3 1 4 Port Multiplexer Specifications Power 24 V DC 10 100mA max LED s 4LED s for status indication Communication Ports 3 Communication ports Isolation between communication ports and Power supply through DC DC coupler isolation 2 1 KV PLC Port Connects to PLC RS232 RS485 CMOS Master 1 Connects to Master Device 1 RS232 Master 2 Connects to Master Device 2 RS232 Temperature Operating 0 to 50 C Storage 20 to 80 C Humidity 10 90 Non condensing Mounting DIN rail or back panel mounting Dimensions DIN rail 105mm L X 40mm D X 51mm W Weight 125 gm approx Approvals CSA Immunity to ESD Level3 as per IEC1000 4 2 Immunity to Transients Level as per IEC1000 4 4 Immunity to Radiated RF Level 3 as per IEC1000 4 3 Immunity to Conducted RF Level 3 as per IEC1000 4 6 Emissions EN55011 CISPRA HARDWARE In this chapter Dimensional Details and Mounting Instructions Power Requirements Communications 2 1 Dimensional Details and Mounting Instructions Port Multiplexer unit can be mounted on a back panel or on a DIN rail or can be left hanging Each Port Multiplexer unit comes with a
8. 9 E mail support renuelectronics com Website www renuelectronics com INTRODUCTION In this chapter Purpose of this Manual Introduction to Port Multiplexer Port Multiplexer Applications Port Multiplexer Specifications v v v v The intention of this operation manual is to provide guide for safe installation configuration and operation of Port Multiplexer 1 1 Purpose of this Manual Read this operation manual thoroughly before installing and operating Port Multiplexer This document is based on information available at the time of its publication While efforts have been made to be accurate the information in this document may not cover all the details or variations in hardware or software Features described herein may not be present in all hardwares Renu Electronics reserves the right to update information in this publication without prior notice 1 2 Introduction to Port Multiplexer The Port Multiplexer is Gateway series product by Renu Electectronics Pvt Ltd that behaves little different than conventional Gateway product Typical Protocol Converter It does not convert one protocol to other This product has 3 serial ports 2 Master and 1 controller port On all the communication ports same protocol is used We can connect 2 master devices at a time on the Master ports and one or many PLC Drivers controller devices on the controller port The request quearies commands from the Master are routed to t
9. PORT MULTIPLEXER USER S MANUAL Contents Preliminary Manual Revisions INTRODUCTION 11 Purpose of this Manual 12 Introduction to Port Multiplexer 13 Port Multiplexer Applications 14 Port Multiplexer Specifications HARDWARE 2 1 Dimensional Details and Mounting Instructions 2 2 Power Requirements 2 3 Communication Ports GETTING STARTED 3 1 Introduction to Port Multiplexer 3 2 Port Multiplexer Operation Configuration and Communication UNDERSTANDING PORT MULTIPLEXER FEATURES 4 1 Communication Parameters 4 0 Status LEDs 4 3 Project Setup 44 Example Project Settings CONFIGURATION SOFTWARE 51 System Requirements 5 2 Installation Instructions CABLE DIAGRAMS 6 1 Wiring Diagrams COMMUNICATION CABLES FOR PMUX 00 6 2 1 AROMAT TO PMX 00 6 2 2 AROMAT FP1 TO PMUX 00 6 2 3 AROMAT FP2 TO PMUX 00 6 2 4 MODICON MICRO CONTROLLER TO PMUX 00 6 2 5 OMRON PLC PMUX 00 6 2 6 IDEC MICRO3 TO PMUX 00 6 2 7 AB SLC DF1 PORT TO PMUX 00 6 2 8 MICROLOGIX SERIES PLCs PMUX 00 IBM CABLES 31 6 2 7 IBM CABLE FOR 00 0909 1 00 TROUBLESHOOTING GUIDE INDEX N 13 14 14 15 15 19 19 20 21 22 23 24 25 26 27 28 29 30 32 33 Preliminary Thank you for purchasing Port Multiplexer product This manual will help you to safely install configure and operate Port Multiplexer Product All the safety warnings and precau
10. ady timeout error will occure in the software 34 Cena
11. al Ground system by shorting following signals in the communication cable TX TX A RX SG SG Note If user has attached shield to Earth on Device end leave the shield open on PMUX end If user has connected shield to Signal Ground on Device end connect shield to Signal Ground on PMUX end Upto 31 Devices can be multi dropped on RS485 port of Port Multiplexer GETTING STARTED In this chapter gt Introduction gt Gateway Operation Configuration and Communication ERG 3 1 Introduction to Port Multiplexer Port Multiplexer is a Gateway series product that allows to transfer the data from two masters on time sharing basis It does not convert one protocol to other This product has 3 serial ports 2 Master and 1 controller port On all the communication port same protocol is used We can connect 2 master devices at a time on the Master ports and one or many PLC Drivers controller devices on the controller port The request quarries commands from the Master are routed to the PLC and the response to those is routed to respective masters Care is taken that both the master will be given the same priority The baud rates and protocols are programmable through the PC based software The controller port supports RS232 RS485 and CMOS standard It is externally powered 24 VDC and has in built Renu Electronics make DC DC converter 3 2 Port Multiplexer Operation Configuration and Communication PMUX can co
12. ate 2 Insert screws in the 4 holes provided on the DIN rail plate 3 Tighten the screws to secure the unit in the panel 7 C nda 2 2 Power Requirements Port Multiplexer is a 24VDC powered unit Power should be applied on the PCB Terminal block on the Port Multiplexer unit Power rating is 24VDC 10 100mA max Please follow the instructions given below when making power supply connections gt gt gt Follow the sticker wiring diagram on the unit which shows terminals for the positive DC negative DC and ground To make a connection strip about 1 4 6mm of insulation of the wire and turn the connector screw counter clock wise until the gap is wide open Insert the wire all the way in and turn the screw clockwise until it is tight Wire lengths should be minimum Wires should run in pairs with a neutral or common paired with a live or signal wire Gateway series products are housed in a molded ABS plastic case which eliminates any electrical shock hazard Hence Safety ground is not required to be connected to the chassis of the unit The DC ground is not directly coupled to Earth ground internally The unit is designed to operate properly whether or not the DC ground is connected to the Earth ground We do recommend however that if the DC ground has to be connected to the Earth ground the Earth connection should be made to a central star point as poor site earths can introduce noise into a system Do n
13. he PLC and the response to those is routed to respective masters Care is taken that both the master will be given the same priority The baud rates and protocols are programmable through the PC based software The controller port supports RS232 RS485 and CMOS standards It is externally powered 24 VDC and has in built Renu Electronics make DC DC converter Configuration of Port Multiplexer Each Port Multiplexer has to be configured using Windows based configuration Software before connecting it to the PLC Port Multiplexer v 2 Note As Port Multiplexer is a special product from Gateway Series of products in this manual at some places user may see the term Gateway instead of Port Multiplexer e g Gateway Setup Software which is a common programming software for PMUX as well as other Gateway products Port Multiplexer connects two master devices to one slave field device having only communication port via serial link User only needs to configure communication protocol amp communication parameters Port Multiplexer units have been used in various different applications across many industries The typical con figurations include the followings 1 HMI and SCADA Communication PLC to PLC Operator interface ort Multiplexer 1 3 Port Multiplexer Applications Pump Motor is ON now 1 2 3 Speed is 1450 RPM Volts 460V Curr 5A Press F5 to STOP X Protocol amp P LR 1097
14. ime without downloading the driver for that particular device After the driver for a particular device is downloaded the communication parameters can be changed simply by selecting new communication parameters and downloading the same project 4 2 Status LEDs Port Multiplexer has 4 status LEDs located near MASTER 1 side These LEDs indicate communication status and Gateway operation Four LEDs are identified as OK PLC Master1 and Master2 PLC Master 1 amp Master 2 LEDs indicate communication status on two ports whereas OK LED indicates the Port Multi plexer mode either configuration or operation LED Status LED Type OK Controller Master 1 Master 2 If LED is on continuously then ON Power is ok and device is ready for taking the request from Master 1 and 2 Power is off No data transfer No data transfer No data OFF the power supply is taking place on is taking place transfer is Controller port on Master 1 port taking place on Master 2 port If LED is blinking for Data transfer is Data transfer Data transfer 10 15 Sec after taking place on is taking place is taking Blink regular time interval the controller port on the Master 1 place on the then no data is port Master 2 port coming on M1 and M2 Port amp hence unit is in IBM communication mode with standard gateway software S 4 3 Project Setup This Chapter explains how a simple Port Multiplexer project can be created a
15. ion port Pin outs of communication ports of Port Multiplexer are given in section 2 3 Port details of the other devices can be found in the device manual Port Multiplexer has RS232 RS422 RS485 and CMOS compatible communication ports so user can directly connect any device with these communication signals This section gives wiring diagrams for connecting Port Multiplexer using various singnal levels 1 Network of RS422 RS485 4 wire signal ground system R DEVICE 0 X Power 24VDC rax LIE Fey Note User should add Termination resistor 180 Ohm in Receive lines of first and last node 2 Network of RS485 2 wire signal ground system DEVICE 0 Power 24VDC DEVICE 2 Joea l 21 C nda COMMUNICATION CABLES FOR PMUX 00 22 00 SIDE PMUX SIDE k MINIDIN 5 PIN MALE 8P8C MALE RS232 Shield Wire RS232 SIGNALS Pin SIGNALS SG 1 RS 232 TX RS 232 RX GND M Shield Wire diis ONE S 8 PIN MODULAR CONNECTOR PINOUTS FRONT VIEW R H S VIEW 4 1 8 2 3 Left side X n Cable insert end uu end 23 6 2 2 AROMAT FP1
16. it transmits that frame to slave and communication is established 3 If no data is received from any of the master for next 15 sec on the port it again goes into the IBM download mode for 20 Seconds and cycle continues 4 If communication is going on and user needs to download any data from the IBM then the user must disconnect the Master 2 device Connect the IBM cable to Master 2 port and PC Wait till the OK LED starts blinking and then download the data Power 24VDC 10 Communication Signals Software will ask user if the Port Multiplexer has to be reset Port Multiplexer must be reset unless user wants to download setup again IMPORTANT 1 When user wants to establish IBM communication on Master2 port communication on the other port should not interrupt IBM communication It is advised that communication on the other port be stopped to ensure error free IBM communication C nda UNDERSTANDING PORT MULTIPLEXER FEATURES In this chapter Communication parameters Status LEDs Project Setup Example Project V v v v 4 1 Communication Parameters C nda Communication Parameters of Port Multiplexer can be set from configuration Software This enables Port Multiplexer to readily communicate with any device Communication parameters for MASTER 1 MASTER 2 and Controller port can be configured independently This feature allows changes in Baud rate Number of stop bits Parity etc at any t
17. len Bradiey DFT PLC Model FULL DUPLEX lick Project batta Configure the Project m Eana Open Pre Uad Sy Ba Select the Master 1 Master 2 OR Controller tab for choosing communication parameters choose down loading the firmware driver OR project select Communication button from General 5 Choosing communication parameters niat nre Satire Monier 1 Hatim 2 Corinne Pmincnh Modern Modus Bind P Dara Bits Select the appropriate communication parameters for all the ports 17 C nda CONFIGURATION SOFTWARE In this chapter System Requirements Installation Instructions B 5 1 System Requirements For configuration Port Multiplexer uses the Gateway Setup software that runs on a PC AT compatible computer with the following specifications Windows Version Microsoft Windows 9x 2000 Processor PENTIUM or higher Hard disk Space 5 MB or more Serial Mouse Required RAM 16 MB or more Display resolution 800 X 600 VGA or better Display colors 16 bit color 5 2 Installation Instructions Use the following procedure to install the Microsoft Windows based Gateway setup software This installation shows the procedure to install the software from a CD Disk on drive E On machines with different drive configurations change the names as needed It is recommended that
18. mmunicate with any three devices using appropriate cables and configuration After proper configuration PMUX allow 2 masters to talk with the slave at the same time Microsoft Windows based configuration s w Gateway setup configures the PMUX unit Configuration means making the PMUX unit work as per the system requirements Complete configuration for the PMUX using the Gateway setup is termed as a Project A Project consists of communication settings for three ports Master1 Master2 and controller port It is also possible to set the time out for the controller port This facility depends on the protocol that user has selected All the 3 devices have same protocol but they can have the different baud rates and other communication parameters Without any change in the PMUX hardware PMUX can support many protocols To communicate with a device PMUX needs communication Driver and PMUX Device communication cable Each device has unique and predefined protocol for communication PMUX driver has this protocol to communicate with the desired device As two masters are connected on PMUX it needs two drivers for the communication User MUST download Project Master1 driver and Master2 driver in PMUX before installing any system using PMUX PMUX can accept drivers and configuration data on Master2 the port User needs a special IBM download cable for downloading configuration in PMUX If any change in the current working project is made user must d
19. nd tested To develop a PMUX system select appropriate PMUX model depending on the system requirements A new project can be created as follows Load Microsoft Windows based Gateway Setup software Select the product Port Multiplexer from the list Select the Protocol to be use on all the 3 ports Set the communication parameters for the selected protocol Apply power to PMUX Download the Project and Communication Drivers into PMUX Remove Configuration Cable from Master2 Connect Gateway Master1 and Mater2 cable Connect the Controller port cable 8 Test system Following Port Multiplexer example show detailed setup for common Gateway configurations NO gr 4 4 Example Project Settings This project sets the communication parameters and time out for Master 1 Master 2 and Controller 1 Select the product Port Multiplexer from the list Port fehl Product Selection GAST GANS Lorika Gateway Play DEC Gateway LEE to DHAES OAR O1 to DFi DHSS Converter der CA Y KU S00 CAN Port Miultipkeser Select the Product from the list Single Click m QpenPr Unbad Upload Co gh 2 Select the protocol VaL T oen rade amp DEOH HOST LAA H yere thun cd ea sp
20. ot power Port Multiplexer and inductive loads with the same power supply even though there is enough immunity in the Port Multiplexer to withstand the transients present on these lines Avoid using power supplies with large capacitive outputs which may cause problems if power is cycled within a short time period If wiring is to be exposed to lightening or surges use appropriate surge suppression devices Keep AC high energy and rapidly switching DC wiring separate from signal wires Connecting high voltages or AC power mains to the DC input will make Port Multiplexer unusable and may create an electrical shock hazard to personnel Such a failure or shock could result in serious personal injury loss of life and or equip ment damage DC voltage sources should provide proper isolation from main AC power and similar hazards K222 2 3 Communication Ports Port Multiplexer has two identical communication ports Master1 and Master2 and third port to connect a PLC Master ports are compatible to RS232 signal levels and PLC port supports RS232 RS422 2 or 4 wire RS485 CMOS signal levels Pin details are given below Master 1 Master 2 Signal Ground N Signal Ground N6 1 078 ee Ne 7 TXD 352320 CRIS TXD S2520 NC 6 ne dg DB9 Female DB9 Female Pin Signals 1 RS232 TXD RS 232 RXD User can convert RS485 4 wire Signal Ground system to a 2 Wire Sign
21. ownload the changed project PMUX Pin details of IBM download cable for PMUX are as follows DB9 Male Port Multiplexer DB9 Female IBM 2 2 3 3 5 5 AS PMUX HAS MULTIPLE SIGNALS ITS COMMUNICATION PORTS CABLE FOR PMUX MUST HAVE ONLY THREE RS232 SIGNALS TXD RXD AND GND AS MENTIONED ABOVE 11 E IBM download scheme for Port Multiplexer model Port Multiplexer needs Firmware Project and two drivers to communicate with Master1 Master2 and controller devices Firmware is factory programmed If both or one of the drivers has not been downloaded in Port Multiplexer it permanently waits for IBM download indicated by continuous blinking of the OK LED Create project as per system requirements Select Master 1 Driver Master 2 Driver and Project for down loading Port Multiplexer can be configured by following method 1 If both the drivers are downloaded at power up Port Multiplexer goes in the IBM download mode it flashes the OK LED in that mode It waits there for approximately 38 sec If IBM communication is established on Master 2 port it downloads upload the firmware driver or project or it can do other function as per the request of set up s w If communication is not established from IBM it waits for valid frame from any of the master In this state OK LED stops blinking 2 Now if it gets the valid frame
22. separate DIN rail plate when it is packed User will have to attach the DIN rail plate to the unit if it has to be mounted on a panel or DIN rail If it has to be left hanging make sure to screw the cables to the DB9 connectors on the Port Multiplexer unit DIN rail plate also has the provision to screw the unit to the back panel Following drawing shows how to attach the DIN rail plate to the unit DIN rail Slot for clamp clamp gt 00 DIN DIN clip plate Following drawing shows the dimensional details of Gateway with DIN rail plate 105 24VDC x 10 00 Master 2 All dimensions are in mm 24VDC 10 00 Master 2 Following drawing displays how the unit can be mounted on the DIN 10 DC pss EARTH 00 00 Master 2 Master 2 Follow instructions given below T Attach the DIN rail plate to the unit using the clamps on the DIN rail plate 2 Pull out the clip of the plate 3 Put the unit on the DIN rail 4 Push the clip in to secure the unit on the DIN rail Following drawing displays how the unit can be mounted on a back panel 24VDC 10 00 Master 2 Follow instructions given below 1 Attach the DIN rail plate to the unit using the clamps on the DIN rail pl
23. sfer is Data transfer Data transfer 10 15 Sec after taking place on is taking place is taking Blink regular interval the controller port on the Master 1 place on the then no data is port Master 2 port coming on M1 and M2 Port amp hence unit is in IBM communication mode with standard gateway software Some more Important details of the LED status behaviour of the unit 1 What unit does on Power on The OK LED starts blinking It blinks for 38 Sec approx This time unit is in the download mode It tries to communicate with the Gateway software b If no attached frame comes from the IBM PC during this time the unit waits for the valid frames coming from the Master1 or Master2 At this moment of time OK LED does not blink it glows continuously for 15 Seconds Again if for those 15 Sec if no bytes comes from any of the Master1 and Master2 port the unit goes in the IBM download mode for next 16 Sec and cycle repeats If user needs to download upload any data from the Gateway software he she must wait till OK LED flashes i e units goes in the IBM download mode In this mode only Gateway software can communicate with unit If user tries to do when OK LED is continuously on then time out error will occur in the Gateway software IBM Download While downloading into the unit user must make sure that the OK LED is blinking and not steady If user selects download OR upload while OK LED is ste
24. tions must be followed to ensure proper unit performance and personal safety Warnings used in this manual Danger Warnings are used to indicate situations locations and DANGER conditions that can cause serious injury or death Caution Warnings are used to indicate situations and conditions that CAUTION N can cause operator injury and or unit damage IMPORTANT Port Multiplexer is a Gateway series product intended to be multiplexing device that allows two Master devices to transfer the data to slave device having one communication port on time sharing basis It is assumed that the user is well acquainted with the PLCs Inverters Controllers HMI s being used Any mechanical or electrical modification to the unit will void all warranties Manual Revisions If you contact us in reference to this manual please include the following name and revision number Name Port Multiplexer User s Manual Revision UMAN PMUX 0405 Rev 3 Rev changed from 0 to 1 Pin details for RJ45 connector revised on page 9 Rev changed from 1 to 2 Bitmaps changed on page 17 Rev changed from 2 to 3 AB Micrologix series amp AB DF1 Port cables added on page 29 amp 30 We hope that you find this manual informative If additional information or technical assistance is needed please contact Renu Electronics Private Limited Survey No 2 6 Baner Road Pune 411 045 Maharashtra INDIA Tel 91 20 2729 2840 Fax 491 20 2729 283
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