Summary of Contents for RX-900

Page 1: ...WL TX RX 900 Wireless I O Modules Installation Manual Weidmuller Australia Pty Ltd 43 Huntingwood Drive 2148 Huntingwood NSW Tel 61 2 9671 9999 Fax 61 2 9671 9900 Version 1 00 March 2009 1...

Page 2: ...43 Huntingwood Drive 2148 Huntingwood NSW We have checked the contents of this manual for accuracy Nevertheless because errors cannot be ruled out we cannot accept any liability for complete conformi...

Page 3: ...ches 10 1 2 2 2 LED Status Indicators 11 1 2 3 Power Saving Features 11 1 3 WL RX 900 Receiver features 12 1 3 1 Overview 12 1 3 2 Front Panel LEDs 12 1 3 3 SIG Push Button 12 1 4 Mappings 13 1 4 1 Ov...

Page 4: ...1 Resetting WL TX 900 to factory defaults 29 3 2 2 Resetting WL RX 900 to factory defaults 29 3 2 3 Linking a transmitter and receiver unit 30 4 Configuration software 31 4 1 Overview 31 4 1 1 Config...

Page 5: ...ints 43 4 5 6 Thermocouples 44 4 5 6 1 Creating user defined thermocouple tables 45 4 5 7 Unit Details 46 4 5 7 1 Overview 46 4 5 7 2 Unit Detail Options 46 5 Troubleshooting 48 5 1 Bench Testing 48 5...

Page 6: ...in bold letters and are marked with an outside border Definitions The keyword DANGER is used to warn you of a possibly hazardous situation DANGER The DANGER of electric shock symbol is used to warn o...

Page 7: ...not assume any liability for printing errors or any other inaccuracies contained in the present Installation Manual unless these are serious errors which are evidently known to Weidmuller Australia P...

Page 8: ...nits reproduce the signals at their outputs according to the configuration Transmitters and receivers include a default function to work as a pair with the most commonly used inputs of the transmitter...

Page 9: ...monitors its analogue thermocouple and digital inputs and transmits the information to one or more receiver units The receiver units reproduce the signals at their outputs according to the configurati...

Page 10: ...rements Two digital status outputs The digital inputs can accept status on off signals like level switches or monitor pulsed signals like the output from a flow meter The WL TX 900 sets the digital st...

Page 11: ...Input LEDS light when the corresponding input is active AZ Analog Input is zero mA All LEDs medium flash Medium speed flash 1 6HZ indicates the module is halfway through the configuration process Med...

Page 12: ...ng Message CF Led ON Module Communication Failure Output is active PG LED on Configuration Cable Connected D1 Relay output D1 is ON Contact Closed D2 Relay Output D2 is ON Output LED ON The Output LED...

Page 13: ...el rotary switch to select between them or you can simply set a single pair of values 1 4 3 Pulse inputs Normally the state of a digital input is mapped directly to a digital output However when you u...

Page 14: ...s the gain of the antenna in dBi less the loss in the coaxial cable in dB For example an SG900 6 antenna with a CC20 900 cable has a net gain of 2dB i e 8 dB 6 dB at 900 MHz The WL RX 900 module has n...

Page 15: ...e Antenna type Antenna location Amount of radio interference and Radio path obstructions e g hills trees and buildings Typical reliable distances are 20 km using a unity gain antenna configuration 1W...

Page 16: ...joint if required as you can easily remove the vulcanising seal You must effectively earth all masts for mast mounted antennas to avoid lightning surges We also recommend using a coaxial surge divert...

Page 17: ...m performance 2 1 6 Collinear antennas Collinear antennas transmit the same amount of radio power in all directions horizontally and are easy to install and use They provide gain by compressing the ra...

Page 18: ...transmission direction to benefit from the antenna gain Yagi antennas usually have a drain hole on the folded element You should position the drain hole at the bottom when installing the antenna You...

Page 19: ...loating or negatively grounded The transmitter provides a 24V DC regulated supply for analog loop power The supply is rated at 35 mA and should ONLY be used for powering analog loops To ensure interna...

Page 20: ...ith over range Analog inputs 24V Loop supply 1 Provides power for 1 external current loop up to 35 mA Analogue setpoint 1 Allows discrete setpoint to be controlled from analog input Threshold adjustab...

Page 21: ...current of approximately 5mA to maintain reliable operation of driving relays To activate the digital input the switching device resistance must be less than 200 ohms Each digital input circuit includ...

Page 22: ...use suitable capacitors to prevent arcing across the relay contacts You can individually configure digital outputs to turn off if no command message is received by the output for a certain period This...

Page 23: ...with an LED indicator that lights lit when the digital output is active The following table details the status output operation LED Colour Description Status output System OK active both modules OK Gr...

Page 24: ...ion is provided against over voltage and reverse voltage A 24VDC loop supply is available on the WL TX 900 module for powering the analog transducer loops In this situation connect the Analog loop bet...

Page 25: ...Installation 2 3 4 1 Analogue Input Connections 2 wire transducer 4 wire transducer Current source output Current sink output 25...

Page 26: ...ion compensation to suit your application see the Configuration Software section 2 3 6 Analog output The WL RX 900 module provides a 4 20 mA analog output for connecting to instrument indicators to di...

Page 27: ...Installation 2 3 6 1 Analogue Output Connections The following diagrams illustrate different connection methods Loop powered device Floating input device To single ended input device 27...

Page 28: ...le to connect to the units The default configuration links one WL TX 900 and WL RX 900 pair together The following table details the factory default configuration For information about using the WL Se...

Page 29: ...e LEDs do not light for 2 seconds you must repeat the process from step 1 until the LEDs light before continuing 3 2 2 Resetting WL RX 900 to factory defaults NOTE To reset the default factory configu...

Page 30: ...DS flash within 5 seconds of powering the receiver 4 The receiver will flash all LEDs for a maximum 60 seconds while it tries to link to the transmitter 5 Power on the transmitter The transmitter send...

Page 31: ...on Software on you PC The software is supplied on the disk packed with each unit The procedure for setting up your network is Configure a project to hold all the system information Configure the indiv...

Page 32: ...ired Signal name Normal colour DB9 RJ 45 1 No Ring Indicator Green White 9 2 No Data Carrier Detect Green 1 3 Yes Data Terminal Ready Orange White 4 4 Yes Signal Common Blue 5 5 Yes Receive Data from...

Page 33: ...our system Each project can contain one or more units Each unit has specific settings and information relevant to the module type As you build the configuration WL Series Configuration Software automa...

Page 34: ...ust use the same system address for all modules in the same system or they cannot communicate with each other You should NOT use a system address of zero Initially the software randomly selects a syst...

Page 35: ...View by Name by Address 4 3 2 Adding units to a Project Select Units under the project in the tree view to see the options for adding modules to your project If you have a module connected you can loa...

Page 36: ...address 1 127 For a printable summary of the unit s setup press Unit Summary The Diagnostics page is described in detail in the Diagnostics section Press the Diagnostics button to see this page Below...

Page 37: ...alue indefinitely if no messages are received Note as well as resetting the output the front panel LED for the output flashes quickly to indicate communication failure and the global communication fai...

Page 38: ...starting from 0 when you add a series of WL TX 900 units with the same Unit address For a printable summary of the unit s setup press Unit Summary For a printable summary of the unit s Mappings press...

Page 39: ...riggered on a change of state event reporting and on a timed basis periodic update The Mappings right hand side pane is shown above If you press the New Mapping button or select a mapping and press th...

Page 40: ...h inputs To remove an input from the list select the input and from the shortcut menu select Delete To invert an input select the input in the From Inputs box Press Ctrl I or right click on the input...

Page 41: ...et Delay Before Tx to 5 0 the WL TX 900 waits 5 seconds before transmitting the message Setting a longer Delay Before Tx up to 127 seconds helps synchronise closely spaced changes to different inputs...

Page 42: ...sitivity to a small value the mappings using the input will trigger on a small change of value If the input is noisy or variable this can congest the radio channel by sending multiple spurious message...

Page 43: ...20 mA analog input Thermocouple setpoint This setpoint is associated with the thermocouple input and can also be configured to read millivolt values Temperature setpoint This setpoint is associated wi...

Page 44: ...ompensation this option is normally selected unless you are using an external cold junction compensation circuit Enable Post Linearisation Scaling lets you to change the range of temperature reported...

Page 45: ...ermocouple corresponding to each 10 degree temperature increment Your thermocouple documentation should contain this information If you are using an external cold junction compensation circuit set all...

Page 46: ...y setting the debounce time to a larger value the signal needs to change by the configured sensitivity for some time before a change is registered and a new message is sent 4 5 7 2 Unit Detail Options...

Page 47: ...period The signal must differ from the previous value by the sensitivity value for this duration to register a change of state This means that changing the analog sample time will also change the deb...

Page 48: ...her mounting points to overcome obstructions Power Supply voltage Supply should be between 9 and 30VDC Red OK LED Analog loop supply current The analog loop supply is rated for 35 mA max Your module c...

Page 49: ...ick Start Comms 5 The display shows the radio messages received Messages starting with RX indicate a received message WL Series Configuration Software also shows the RSSI radio signal strength indicat...

Page 50: ...read the status of the inputs from the module 5 For analog values i e 4 20 mA analog Thermocouple Temperature and Battery Voltage you can select the units for displaying the data Raw shows the value...

Page 51: ...12 50 28672 10 15 0 20 C 37 50 37 50 250 00 325 00 389 50 25 00 30720 11 17 5 30 C 43 75 43 75 325 00 412 50 487 75 62 50 32768 12 20 0 40 C 50 00 50 00 400 00 500 00 586 00 100 00 34816 13 22 5 50 C...

Page 52: ...1 2 9671 9900 Version Version 1 00 March 2009 Software Version 1 00 to 1 09 Model WL TX RX 900 Description Wireless I O Modules Document Type Installation Manual User user Password user WebSite www we...

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