Elpro Technologies WI-MOD-9-D User Manual Download

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Wedimuller, 821 Southlake Boulevard, Richmond, VA 23236

Tel: (800) 849-9343 Fax: (804) 897-4134

Web: www.weidmuller.com

User Manual

WI-MOD-9-D Radio Modem

Summary of Contents for WI-MOD-9-D

Page 1: ...Wedimuller 821 Southlake Boulevard Richmond VA 23236 Tel 800 849 9343 Fax 804 897 4134 Web www weidmuller com User Manual WI MOD 9 D Radio Modem...

Page 2: ...nternal module fuse only with the same type and rating CAUTION To comply with FCC RF Exposure requirements in section 1 1310 of the FCC Rules antennas used with this device must be installed to provid...

Page 3: ...97 01 Limited Warranty Disclaimer and Limitation of Remedies Weidmuller products are warranted to be free from manufacturing defects for a period of 24 months from the effective date of purchase by t...

Page 4: ...ithout consulting Weidmuller first 1 A radio license is not required in some countries provided the module is installed using the aerial and equipment configuration described in the WI MOD 9 D Install...

Page 5: ...er Seven specifies the Warranty and Service conditions The foldout sheet WI MOD 9 D Installation Guide is an installation drawing appropriate for most applications CONTENTS CHAPTER ONE INTRODUCTION 7...

Page 6: ...ADIO RATES 29 3 9 RADIO INTERFERENCE 29 3 10 OPERATING PROBLEMS 30 CHAPTER FOUR CONFIGURATION 32 4 1 BEFORE CONFIGURING 32 4 2 ADDRESSING 33 4 3 DEFAULT CONFIGURATION 33 4 4 CONFIGURATION PROGRAM 33 4...

Page 7: ...he WI MOD 9 D radio frequency has been selected to meet the requirements of unlicensed operation for remote monitoring and control of equipment That is a radio licence is not required for the WI MOD 9...

Page 8: ...ved on the radio channel without error This function can be performed by either the host devices or the WI MOD 9 D modules The modules may be configured by the user to operate in one of two modes In t...

Page 9: ...tted by radio The destination module will process the error check and if correct it will transmit an acknowledgment message ACK back to the source module If the source module does not receive a ACK it...

Page 10: ...rpose of a repeater unit is to extend radio range In transparent mode there can be an unlimited number of repeaters however with some conditions refer to Section 3 5 The repeater in transparent mode w...

Page 11: ...MOD 9 D module this is to ensure that the surge protection circuits inside the WI MOD 9 D module are effective 2 2 Antenna Installation The WI MOD 9 D module will operate reliably over large distance...

Page 12: ...eral types of antennas suitable for use It is important antenna are chosen carefully to avoid contravening the maximum power limit on the unlicensed channel if in doubt refer to an authorised service...

Page 13: ...install and use The dipole antenna with integral 15 cable does not require any additional coaxial cable however a cable must be used with the collinear antennas Collinear and dipole antennas should b...

Page 14: ...in a vertical plane vertically polarised or in a horizontal plane horizontally polarised For a two station installation with both modules using Yagi antennas horizontal polarisation is recommended If...

Page 15: ...onnections 2 4 1 RS232 Serial Port The serial port is a 9 pin DB9 female and provides for connection to a host device as well as a PC terminal for configuration field testing and for factory testing T...

Page 16: ...n the WI MOD 9 D unit and its host device using a multi drop cable Up to 32 devices may be connected in each multi drop network Note that the RS485 port is shared internally with the RS232 port make s...

Page 17: ...Chapter Two Installation Page 17 HOST WI MOD 9 D HOST RS485 CONNECTIONS 120 RS485 SUPPLY RS232 DIP SWITCH FOR 120 120 HOST HOST WI MOD 9 D RS485 CONNECTION USING TERMINATING RESISTOR...

Page 18: ...communications link is established DCD Off Communications failure or link not established Other conditions indicating a fault are described in Chapter Six Troubleshooting 3 2 Serial and Radio Data Th...

Page 19: ...e then the WI MOD 9 D will transmit multiple packets until all of the data is transmitted Because of radio start up delays the effective radio data rate will be lower than the transmitted data rate If...

Page 20: ...ween different WI MOD 9 D systems on the same radio channel Each WI MOD 9 D unit in the same system must be configured with the same system address refer Section 4 Configuration Although other WI MOD...

Page 21: ...e two systems in the same radio range you can select system addresses such that the two systems will not use the same radio channels at the same time If you use system addresses that are exactly diffe...

Page 22: ...that it receives However it will change the group address in the re transmitted message The transparent mode repeater is configured with two group addresses When it receives a radio message with one...

Page 23: ...ive the re transmitted message from A and will output the data as well as re transmit on group address 3 The only other module which is also on group address 3 is repeater C It will accept the message...

Page 24: ...an transmit data to each other Once the communications channel has been established the WI MOD 9 D unit will accept input data and send radio messages with data When a WI MOD 9 D unit receives a radio...

Page 25: ...t Serial TX LED flashes Unsuccessful Communications Source Module Destination Module Listen to ensure channel is clear If clear transmit message TX LED flashes Receives message RX LED flashes Check sy...

Page 26: ...t of the auto connect address That is up to 5 intermediate modules can act as repeaters between the master and slave modules 3 6 2 Low Power Auto Connect Mode For special installations the WI MOD 9 D...

Page 27: ...t full Note that CTS RTS is disabled in the default configuration if this feature is required it must be enabled refer Configuration Chapter 4 If CTS RTS is not enabled then data will be lost after th...

Page 28: ...suitable for transparent mode Controlled mode is suitable for point to point links For multi point networks a master host device must control connecting and disconnecting to remote units It is possibl...

Page 29: ...radio will not start transmitting until a certain number of bytes have been input into the input buffer The WI MOD 9 D calculates the number of starting bytes depending on the values of the configure...

Page 30: ...ill not lock onto a message with a different signature and will ignore the message as RF noise There are four different message signatures available this is user configurable in register S21 refer sec...

Page 31: ...ion This not always possible System performance may be improved by changing the following parameters If in transparent mode try controlled mode If configured for a radio data rate of 115200 or 57600 b...

Page 32: ...bits sec unless your application requires the faster data rate Operating mode You need to decide which operating mode you wish to use Modes are transparent or controlled auto connect single connect l...

Page 33: ...em address and the first group address the data is output to the serial port and the message is re transmitted but with the second group address inserted If a repeater receives a message with the corr...

Page 34: ...not know this information then you will need to force the module to factory default settings using the DIP switches in the module end plate see section 4 7 of this manual Note that when you do this yo...

Page 35: ...then the module will start up in command mode and will not operate until the host device sends it a AT command to go on line Transparent Repeater When you select a transparent repeater the program wil...

Page 36: ...ut they must have the same system address The repeater addresses are entered in order from the master that is Rpt 1 is the first repeater after the master You can enter address structures for four sla...

Page 37: ...ssage If the slave does not acknowledge then the master will transmit the check message up to five times If there is still no ACK then the link will be reset DCD reset If you enter an Inactivity Timeo...

Page 38: ...a system After each message is transmitted a WI MOD 9 D unit will not transmit another message during the transmit delay time This could be used to allow a reply message to be received before the nex...

Page 39: ...ode Ignore DTR the DTR signal does not perform any function Command Mode if the host resets DTR the WI MOD 9 D will go into command mode when DTR is activated the module will revert to on line mode Co...

Page 40: ...hree escape characters The default escape character is however this may be changed as it is one of the configuration parameters There must be a 1 second break of data before and after the escape seque...

Page 41: ...Address Range 0 127 Default 1 This is also the second group address for transparent repeaters Configuration of Data Rates and Character Type ATB Radio Baud Rate The radio rate must be the same in all...

Page 42: ...ddress and 33 34 and 35 are repeater addresses The first repeater will be 33 The WI MOD 9 D master will attempt to connect to the destination address slave If the module cannot connect or if communica...

Page 43: ...ater address r1 is the repeater closest to the master unit For example ATD2 3 10 will try to connect to 10 via repeaters 2 and 3 Up to 5 repeater addresses may be used A repeater can already be connec...

Page 44: ...rameters is 0 which disables the link check and link reset function Configuration of Flow Control CTS RTS flow control can be configured This may be desirable to ensure data is not lost if transmittin...

Page 45: ...elay time in msec 0 255 For example ATS16 200 results in a transmit holdoff delay of 200msec Receive holdoff ATS15 x where x is the delay time in msec 0 255 For example ATS15 80 results in a receive h...

Page 46: ...ges received from the first WI MOD 9 D It will not output data from the right hand PLC If you set both group addresses to 1 then the repeater will output data from both sides this is only possible whe...

Page 47: ...er unit in this link Module 2 Set the module to factory default settings AT F Set the system address to the same random number AT S217 Set the unit address to 2 AT U2 Set the operating mode to control...

Page 48: ...the end plate of the module The DIL Switches are only read at power up and change the volatile configuration of the module The non volatile configuration is not changed DIL Switch settings allow the f...

Page 49: ...4 L1 9600 19200 1010 AT M0B1C6 L1 19200 57600 0110 AT M0B1C9 L1 38400 57600 1110 AT M0B2C10 L1 57600 115200 0001 Fast Controlled Mode Auto connect master AT M3 U1B0C4 E1 Z0 2 L2 9600 19200 1001 AT M3...

Page 50: ...tors LED indication OK operation Serial RX and TX Radio RX and TX DCD active Operating Temperature 40 to 55 degrees C 40 to 70 degrees C 0 99 RH non condensing Full performance Typical performance Pow...

Page 51: ...DTR DCD hardware signals provided RS485 Port 2 pin terminal block Max distance 4000 1 2 km Data rate bit sec configurable 1200 2400 4800 9600 14400 19200 38400 57600 76800 115200 Byte format 7 or 8 d...

Page 52: ...indicates correct operation of the unit This LED extinguishes on failure as described above When the OK LED extinguishes shutdown state is indicated On processor failure or on failure during startup...

Page 53: ...from the terminal The readout will jump around as the radio hops between channels determine the average value For reliable operation that is a bit error rate of more than 1 in 300 the transmitted sig...

Page 54: ...ansparent mode repeater operation set Group address and Unit address both to 1 and the BER test is performed on the local module using the command AT T2 loopback Bit Error Test In this case the displa...

Page 55: ...for any consequential damages or loss of operations or profits resulting from the use of these products Weidmuller is not liable for damages losses costs injury or harm incurred as a consequence of an...

Page 56: ...baud B1 57 600 baud B2 115 200 baud ATC Serial Baud Rate selection Automatic Baud Detection control C0 115 200 baud C1 1200 baud C7 28 800 baud C2 2400 baud C8 31 250 baud C3 4800 baud C9 38 400 baud...

Page 57: ...No Parity 1 2 Stop Bits 4 Zero Parity Parity bit always zero 0 7 Data Bits 8 Odd Parity 2 8 Data Bits 12 Even Parity AT C Data Carrier Detect DCD Control DCD is always on in transparent mode C0 DCD A...

Page 58: ...er stored in Z0 automatically It continuously attempts to connect to that number Use DTR with the AT D command to control the connection L3 Auto connect mode slave The module continuously attempts to...

Page 59: ...s may be stored Format AT Zx nn nn nn nn x 0 to 7 nn 1 to 127 AT Z0 is used for auto connect address AT T Inactivity Timeout Units Seconds Value 0 255 Default 0 disable If there is no radio activity i...

Page 60: ...9 0 255 Module Receive Level Units dBm RSSI indication of last received message S10 0 255 DTR Loss Detection Time Units 10 milliseconds S11 0 255 Not used S12 read only Command Mode Diagnostic Reason...

Page 61: ...ure lead in tones 0 1 2 or 3 default 1 set to 0 for old systems set to 2 or 3 for new systems suffering interference from other WI I O 9 x systems S18 is calculated as S18 MP SR 10 MP RB TD 2 Rounded...

Page 62: ...ble describes the messages A symbol indicates that messages is displayed for the corresponding ATX setting Numeric Code Verbal Message ATX setting Comments X0 X1 X2 X3 0 OK Valid Command Entered 1 CON...

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