FF-Automation WSN169 Setup, Installation & Operating Manual Download | Manualshive

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WSN Manual

Page 1 of 34

Rev. G

– 4 March 2007

WSN SERIES

RADIO MODEMS

SETUP, INSTALLATION

&

OPERATING MANUAL

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2
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Summary of Contents for WSN169

Page 1: ...WSN Manual Page 1 of 34 Rev G 4 March 2007 WSN SERIES RADIO MODEMS SETUP INSTALLATION OPERATING MANUAL...

Page 2: ...TIONS 13 5 3 12VDC POWER 15 5 4 ANTENNA PORT 15 5 5 CHANNEL SWITCHES 15 5 6 PROGRAMMING 15 5 7 RF POWER 15 5 8 TIME OUT TIMER 15 5 9 INTERNAL MODEM 16 5 10 RADIO DATA FORMATS 16 5 11 FORWARD ERROR COR...

Page 3: ...copying of the manual in whole or in part by any method without written permission is strictly prohibited 1 2 2 Right To Change In the interest of improvement R F Technologies reserves the right to c...

Page 4: ...o a range of values from 150 baud to 38 400 baud while the over air data rate can be independently set to a range of values between 150 baud and 9 600 baud If high throughput speeds are not required t...

Page 5: ...lete frame and only transmits and receives data conforming to that format No addressing of radios or routing of data is performed Protocols such as MODBUS DNP3 can be supported in this way 2 7 3 Routi...

Page 6: ...prior to transmission and stripped off again at the receive end prior to passing the user data to the interface connector This can be useful in getting rid of any spurious characters which may otherw...

Page 7: ...W x 130mm L x 30mm H excluding brackets and connectors Mounting Screws to a flat surface Weight 250g Connectors DC Power 2 way Klippon Type Serial Data 9 way D Type Female RF BNC 50 ohm LED Indicator...

Page 8: ...Programmable as Odd Even or None NRZI On or Off Stop bits Programmable 1 or 2 Data Bits Programmable 7 or 8 Signalling Formats Programmable as V23 Bell202 or MPT1327 up to 1200 baud coherent FFSK at...

Page 9: ...ification BS2011 3 2 2 European Approvals ETS 300 220 The unit meets the specification for European licensed exempt communications with a maximum RF power level of 500mW Please note the permitted powe...

Page 10: ...05625 6 457 56875 463 06875 7 457 58125 463 08125 8 457 59375 463 09375 9 457 60625 463 10625 10 457 61875 463 11875 11 457 63125 463 13125 12 457 64375 463 14375 13 457 65625 463 15625 14 457 66875...

Page 11: ...70625 58 458 21875 463 71875 59 458 23125 463 73125 60 458 24375 463 74375 61 458 25625 463 75625 62 458 26875 463 76875 63 458 28125 463 78125 64 458 29375 463 79375 65 458 30625 463 80625 66 458 31...

Page 12: ...REQUENCY 1 458 5000 Guard Ch 2 458 5125 3 458 5250 4 458 5375 5 458 5500 6 458 5625 7 458 5750 8 458 5875 9 458 6000 10 458 6125 11 458 6250 12 458 6375 13 458 6500 14 458 6625 15 458 6750 16 458 6875...

Page 13: ...5 2 INTERFACE PORT PIN CONNECTIONS The WSN Series is equipped with a 9 way female D connector for the traffic interface The pins of this connector are allocated as follows 5 2 1 RS232 Only Full Hands...

Page 14: ...Internally connected to Pin 8 2 ve Data Out from radio RXD o o 6 DSR Data Set Ready Internally connected to Pin 4 5 GND GROUND o 1 ve Data Out from radio RXD o When half duplex 2 wire RS422 RS485 oper...

Page 15: ...WSN and the programming computer to convert between RS232 and TTL voltage levels The RS232 RS422 RS485 version does not need an adaptor because the serial port switches to RS232 mode automatically wh...

Page 16: ...es to the over air signal and has no bearing on the format of the data presented at the serial interface port In synchronous mode inverted NRZI encoding is used where a one is represented by a transit...

Page 17: ...sion of the WSN transmission is automatic when transmit data is applied When configured for RS232 mode the RTS line is looped back to CTS and the DSR line is looped back to DSR The radio should in mos...

Page 18: ...port the buffer is being emptied as fast as it is being filled and so buffer overrun is unlikely 5 13 3 Data Reception Any data received by the radio is simply output to the serial port and in RS232...

Page 19: ...be sent Routing information must be stored in each radio for each destination address that requires the use of repeaters or store forward nodes Any radio in the system can operate as a repeater store...

Page 20: ...hesiser to be loaded and locked prior to transmission reception This timing constraint is important when deciding how soon after receiving a message a reply may be sent For simplex semi duplex operati...

Page 21: ...ay Table B Table B trbyte Duration of 1 byte at radio signal baud rate Table C Table C tmdel Modem decode latency Table D Table D TABLE B The lead in delay is a programmable parameter but minimum valu...

Page 22: ...o allow for propagation delays in the receiving device before shutting off the carrier this prevents possible chopping of the message tail The time thold is composed of a fixed 2 5ms period plus the p...

Page 23: ...y not be possible to run all applications under the power save mode due to the turn around times required by the host system In some circumstances it is possible to achieve power save and fast polling...

Page 24: ...R No FAULT 1 Position of the channel switches has changed 2 A channel has been loaded that has no RX frequency programmed 3 Transmission has been attempted on a channel that has no TX frequency progra...

Page 25: ...work ID but a different radio address Notes should be kept detailing the installation of radios and their addresses When transporting Modbus messages the master station radio must be programmed with a...

Page 26: ...e event that no reply is received It is therefore essential that all radios in a system are programmed with the same parameters even if not power saved otherwise communications will fail Note that if...

Page 27: ...radio under the RADIO ADDRESS field in the setup program will be referred to as the radio address RFT Routing mode is controlled at the master station by picking out an 8 bit protocol address field in...

Page 28: ...s is accessed in the EDIT MODEM INTERFACE menu by setting ROUTING TABLE to ON and selecting EDIT ROUTING TABLE This selection leads to several pages of protocol addresses the route by which every prot...

Page 29: ...ept data If use of the handshake lines is not required DTR should be connected either to a voltage of 3 5 to 15V such that sleep mode is never allowed 6 3 4 Timeouts in RFT Routing Mode When a transmi...

Page 30: ...units are available with a in built charger and power fail indication A range of suitable Gel type batteries is available should a back up supply be required during power failures 7 3 EFFECTIVE RADIAT...

Page 31: ...as provide relatively high gain in the forward direction within a limited beamwidth and very good rejection of unwanted signals at the rear The number of elements and hence the size will depend on the...

Page 32: ...rformance of the system Hence the coax cable should be selected to give a low loss over the distance required For outstations in the local vicinity of the scanner base station the loss is not very imp...

Page 33: ...wer is radiated whereas a bad match will result in the reflection of a large amount of the power thereby reducing the transmitter s range A perfect match will give a 1 1 ratio and bad match will give...

Page 34: ...WSN Manual Page 34 of 34 Rev G 4 March 2007 FF Automation Oy Er kuja 2 01600 Vantaa FINLAND http www ff automation com email info ff automation com Tel 358 10 2190 500...

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