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GFU30 User Guide

Version 1.0

9

GFU30 consists of a radio modem module (SATELLINE-M3-TR4) and a radio interface adapter

board, both enclosed into a plastics housing. It acts as a plug-in unit for Leica Geosystems GPS

devices.

Figure 1.2 Block diagram of GFU30 radio data modem

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Summary of Contents for GFU30

Page 1: ...GFU30 User Guide Version 1 0 1 GFU30 Radio Modem Transceiver User Guide ...

Page 2: ... 3 PRODUCT CONFORMITY 6 4 WARRANTY AND SAFETY INSTRUCTIONS 7 5 INTRODUCTION 8 5 1 Description of the product 8 6 TECHNICAL SPECIFICATIONS 10 7 USER INTERFACE 12 7 1 Data Power interface 12 7 2 LED indicators 13 7 3 RF interface 14 8 MODEM SETTINGS 15 8 1 Default settings 15 8 2 Configuration 16 8 3 Programming 16 ...

Page 3: ...suitability and applicability to a certain application Under no circumstances is the manufacturer or the developer of a program responsible for any possible damages caused by the use of a program The names of the programs as well as all copyrights relating to the programs are the sole property of Satel Any transfer licensing to a third party leasing renting transportation copying editing translati...

Page 4: ...NG Users of GFU30 radio modems in North America should be aware that due to the allocation of the frequency band 406 0 406 1 MHz for government use only the use of radio modem on this frequency band without a proper permit is strictly forbidden WARNING Users of GFU30 radio modems in Canada should be aware that operation is subject to the following two conditions 1 this device may not cause interfe...

Page 5: ...y cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or r...

Page 6: ...electromagnetic compatibility and electrical safety and other relevant provisions of Directive 1999 5 EC Therefore the equipment is labelled with the following CE marking The notification sign informs user that the operating frequency range of the device is not harmonised throughout the market area and the local spectrum authority should be contacted in prior of use ...

Page 7: ...to be operated at frequencies allocated by local authorities and without exceeding the given maximum allowed output power ratings Satel and its distributors are not responsible if any products manufactured by it are used in unlawful ways o The devices mentioned in this manual are to be used only according to the instructions described in this manual Faultless and safe operation of the devices can ...

Page 8: ...ystems End users of Satel products include both public organisations and private individuals Satel is the leading European manufacturer of radio modems Satel radio modems have been certified in most European countries and also in many non European countries GFU30 is a variant of the standard SATELLINE M3 TR4 YM7410 radio modem 5 1 Description of the product GFU30 is a UHF radio transceiver modem I...

Page 9: ...30 consists of a radio modem module SATELLINE M3 TR4 and a radio interface adapter board both enclosed into a plastics housing It acts as a plug in unit for Leica Geosystems GPS devices Figure 1 2 Block diagram of GFU30 radio data modem ...

Page 10: ... input power without transmission errors 10 dBm FEC ON Sensitivity 112 dBm 25 kHz 116 dBm 12 5 kHz FEC ON Blocking 86 dB 25 kHz 88 dB 12 5 kHz FEC ON Intermodulation attenuation 61 dB 25 kHz 61 12 5 kHz FEC ON CO channel rejection 11 dB 25 kHz 10 dB 12 5 kHz FEC ON Adjacent channel selectivity 56 dB 25 kHz 51 dB 12 5 kHz FEC ON Spurious rejection 67 dB FEC ON Typical power consumption 12 V 1 1 W R...

Page 11: ...400 bps 12 5 kHz Data format Asynchronous data Modulation 4FSK 8FSK 16FSK GMSK GENERAL Operating voltage 6 0 Vdc 30 Vdc 5 Vdc Temperature range See Note 1 Type approval condition 20 C 55 C 30 C 70 C Functional 25 C 55 C Complies with standards 40 C 85 C Storage Antenna connector 50 ohm TNC female Housing Plastic housing Size L x W x T 145 mm x 70 mm x 50 mm Weight 240 g Note 1 Automatic Switch OFF...

Page 12: ... DESCRIPTION 1 RTS IN HW handshake 2 CTS OUT HW handshake 3 GND Power and Signal ground 4 RXD OUT Receive data V24 level 5 TXD IN Transmit data V24 level 6 ID IN OUT One wire bus terminal to Dallas DS2433 7 MODE IN Switch Data mode 0 V Prog mode 12 V 8 V IN Supply voltage 6 30 Vdc 5 Power input must be used with 2A fuse for protection 1 2 3 4 5 6 7 8 ...

Page 13: ...dem switched to Programming mode Rx Tx Green Active if modem receives or transmits data over the serial interface min light on 200 ms Link Red Active whenever an identifiable data message exists on the radio channel min light on 200 ms Power Green Active if Power connected to modem Figure 2 2 Led indicators ...

Page 14: ...ariable conditions Large output power levels using short connection distances can in the worst case cause disturbances to the overall operation of the system NOTE Setting the radio data modem output power level to that which exceeds the regulations set forth by local authorities is strictly forbidden The setting and or using of non approved power levels may lead to prosecution Satel and its distri...

Page 15: ... 403 473 MHz Reference frequency 438 000 MHz 403 473 MHz Channel spacing 25 kHz 12 5 kHz or 25 kHz Radio settings TX power 1 W 0 1 0 2 0 5 or 1 W Signal threshold 115 dBm 80 118 dBm FCS OFF ON OFF TX start delay 0 ms 0 65535 ms Radio compatibility SATEL 8FSK 2 SATELLINE 3AS PacCrest 4FSK PacCrest GMSK TrimTalk450s P TrimTalk450s T PacCrest FST SATELLINE 2ASx SATELLINE 3AS 1 SOUTH SATEL 8FSK 1 SATE...

Page 16: ...e to connect the GFU30 modem to the serial interface of the PC SATEL Configuration Manager software and user guide are available on the CD for GFU30 radio modem or from www satel com 8 3 Programming The settings of GFU30 are fully configurable The most recommendable set up is GEV171 programming cable a power supply and the SATEL Configuration Manager software Programming can be done in any data sp...

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