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SATEL XPRS RADIO ROUTER

RADIO

 UNIT   

SATELLAR XT 5R AND XT 5RC

USER GUIDE VERSION. 1.8

R

U

USER GUIDE

Summary of Contents for SATELLAR XT 5R

Page 1: ...SATEL XPRS RADIO ROUTER RADIO UNIT SATELLAR XT 5R AND XT 5RC USER GUIDE VERSION 1 8 RU USER GUIDE ...

Page 2: ...eproduced transmitted or stored in a retrieval system in any form or by any means without the prior written permission of SATEL Oy This document is provided in confidence and must not be distributed to third parties without the express permission of SATEL Oy ...

Page 3: ... 8 Warranty and safety instructions 9 1 Introduction to the SATELLAR product family 10 1 1 Terms and abbreviations 14 2 Technical specifications 15 3 Typical setup 19 4 Mounting 21 4 1 Mounting of the SATELLAR XT 5R and 5RC 21 4 2 Front cover 22 5 Interfaces 23 5 1 Serial data 24 5 1 1 RS 232 24 5 1 2 RS 485 422 interface 25 ...

Page 4: ...ing settings 30 5 5 LED indicators 31 5 6 Function button 32 6 Data transmission 35 6 1 Basic mode with TX priority 35 6 2 Basic mode with RX priority 37 6 3 Basic mode with repeater 38 6 4 Source routing 38 6 5 Packet routing 41 6 5 1 Radio access control 43 6 6 Data flow control in basic and source routing mode 44 6 6 1 TX delay 44 6 6 2 Handshaking 44 6 6 3 Error control 46 6 6 4 Pause length 4...

Page 5: ... Settings 51 7 1 Network protocol modes 51 7 1 1 Station addresses and network ID 52 7 2 Radio settings 53 7 3 Serial connector configuration 54 7 4 Data port settings 55 7 5 Serial data flow control 56 7 6 Packet mode radio access control 57 8 Accessories 61 9 SATEL open source statements 62 9 1 AES Encryption 62 10 Troubleshooting 63 10 1 Error codes 63 10 2 Connection problems 67 11 Settings se...

Page 6: ...t their disposal is valid SATEL software and programs are delivered as is The manufacturer does not grant any kind of warranty including guarantees on suitability and applicability to a certain application Under no cir cumstances 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 ...

Page 7: ...mission of the local authorities on frequencies other than those specifically reserved and intended for use without a specific permit SATELLAR is allowed to be used in the following countries either on licence free channels or on channels where the operation requires a licence More detailed information is available at the local frequency management authority Countries AT BE BG CH CY CZ DE DK EE ES...

Page 8: ...that SATELLAR Radio Unit referred to in this user guide as RU radio modem is in compliance with the essential requirements radio performance electromagnetic compatibility and electrical safety and other relevant provisions of Directive 2014 53 EU Therefore the equipment is labelled with the following CE marking ...

Page 9: ...ge to device both the radio modem and any terminal device must always be switched OFF before connecting or disconnecting the serial connection cable It should be ascertained that different devices used have the same ground potential Before connecting any power cables the output voltage of the power supply should be checked It is possible to connect the device to an outdoor antenna or a cable distr...

Page 10: ...ication network This document presents the specifications and the intended use of the RU The properties of other units are described in their own manuals Reading them is necessary to understand the operation of the RU Data communication SATELLAR operates either as a transparent radio link essentially replacing a cable for classic RS 232 RS 485 RS 422 based protocols or as a wireless router in an I...

Page 11: ... SATELLAR the communication range of a point to point link is typically longer than 10 km in urban conditions some obstacles in the line of sight and longer than 20 km in line of sight conditions Significantly longer range can be achieved depending on radio conditions antenna selection etc The range can be further extended also by using the radio repeaters Security Data security is often a concern...

Page 12: ...ust be selected Channel width Channel spacings 12 5 25 and 150 kHz are supported with FSK radio and with QAM radio unit supported channel spacings are 6 25 12 5 and 25 kHz Those can be selected by changing software settings without a need to modify the hardware FEC Forward Error Correction and interleaving To extend the radio range in a noisy environment at the expense of the data rate a forward e...

Page 13: ...13 SATEL OY SATELLAR MANUAL RADIO UNIT USER GUIDE V 1 8 1 Introduction to the SATELLAR product family 3 Figure 1 4 Modular construction mounting of the central unit CU ...

Page 14: ...the RU and CU FPGA Field Programmable Gate Array Supervises the board HW and operates as a gateway between SATBUS and the MCU MCU Master Controller Unit Main processor of the RU responsible for DATA handling and control of the unit electronics DSP Digital Signal Processor Performs digital signal processing and radio channel medium access tasks Issues control commands and monitor the operation of t...

Page 15: ...e air encryption off FEC off Duplexity Half duplex Modulation methods FSK radio 4 8 and 16 FSK QAM radio 2 4 8 16 32 and 64 QAM Forward error correction FEC Off code rate 0 67 code rate 0 5 NOTE FEC not available with 16 FSK or with QAM modulation Trellis coding Supported for 8 16 32 and 64 QAM modulation Interleaving 8 x 96 bits Over the air encryption FSK radio AES 128 bit CTR mode QAM radio AES...

Page 16: ...AM 14040 30240 60480 16 QAM 18720 40320 80640 32 QAM 23400 50400 100800 64 QAM 28080 60480 120960 Receiver parameters FSK radio Sensitivity dBm Channel spacing modulation BER 10E 3 10E 6 SNR minimum 25 kHz 19200 bps 4 FSK 116 108 20 12 5 kHz 9600 bps 4 FSK 119 114 20 150 kHz 115200 bps 4 FSK 104 97 20 25 kHz 28800 bps 8 FSK 108 102 26 12 5 kHz 14400 bps 8 FSK 112 105 26 150 kHz 172800 bps 8 FSK 96...

Page 17: ...QAM 111 109 20 12 5 kHz 40320 bps 16 QAM 110 106 20 25 kHz 80640 bps 16 QAM 108 105 20 6 25 kHz 23400 bps 32 QAM 108 106 23 12 5 kHz 50400 bps 32 QAM 107 103 23 25 kHz 10080 bps 32 QAM 105 102 23 6 25 kHz 28080 bps 64 QAM 105 102 27 12 5 kHz 60480 bps 64 QAM 104 100 27 25 kHz 120960 bps 64 QAM 101 98 27 SNR Detector Signal to Noise Ratio Common parameters Power consumption SATELLAR radio unit 17 9...

Page 18: ...rating IP 52 DC input range 10 6 30 V nominal 12 V Mechanical dimensions H W D SATELLAR radio unit 130 55 5 76 5 mm Mounting DIN rail side or back or directly on flat surface Weight SATELLAR radio unit 680 g Cooling SATELLAR radio unit Convection cooling Standards Radio requirements FSK radio EN 300 113 1 2 EN 302 561 QAM radio EN 300 113 1 2 EN 301 166 1 2 EMC radio unit central unit EN 301 489 1...

Page 19: ... 2 m in order to avoid degradation of the receiver sensitivity due to radiated interference from the CU Setup is the same whether the radio unit used is FSK or QAM radio Figure 3 1 Transferring data through the RU cabling 1 RF cable with TNC male TD RD PWR STAT RX TX CTS RTS USB ETH PWR STAT OK RF 10 6 30 VDC RS 485 RS 232 2 3 Data cable with D9 male connector Data terminal equipment Power supply ...

Page 20: ...s can be done by pressing the function button that is located below the RU LED indicators The functionality of the button is described in chapter 5 5 When the type of the DTE interface is the standard RS 232 the port can also be configured so that it is possible to use the Data terminal equipment and PC simultaneously see chapter 7 4 for details TD RD PWR STAT RX TX CTS RTS Function button SA00034...

Page 21: ...ounting is possible either on the backside of the stack of different SATELLAR units or on the other narrow side of each unit the latter case so that the LED indicators remain visible for the user Ruggedized SATELLAR is constructed of die cast aluminum to withstand the abuse typical to rough industrial environ ments It operates over a wide temperature range and under severe vibration conditions to ...

Page 22: ... 3 4 2 Front cover When the radio unit is used as standalone it is possible to attach a front cover on the unit See the figure SA00037 TD RD PWR STAT RX TX CTS RTS 1 TD RD PWR STAT RX TX CTS RTS 2 Figure 4 1 Attaching the front cover on the radio unit when standalone ...

Page 23: ...attached with a CU with a display it is possible to see and change settings by the graphical user interface of the CU With the WWW interface of the CU it is also possible to change and view the settings from a PC The meanings of RU related settings are described in chapter 7 of this manual TD RD PWR STAT RX TX CTS RTS USB ETH PWR STAT OK SA00008 Figure 5 1 Display and keypad in CU Figure 5 2 SATEL...

Page 24: ...ng mode 1200 2400 4800 9600 19200 38400 57600 115200 bps Packet Routing mode 1200 2400 4800 9600 19200 38400 57600 115200 bps The following additional RS port settings can be used in Packet Routing mode unlike Transparent and Source Routing modes Port Data Bits 8 Port Stop Bits 1 Supported only in RS232 For other data port settings please contact SATEL technical support 5 1 1 RS 232 This interface...

Page 25: ...5 422 interface pin out follows the standard for RS 485 Profibus DP as far as possible The pin out of the D9 connector in different operating modes is shown in the table below RS 485 RS422 Pin nr Pin name Pin description Pin description 1 NC 2 NC 3 B Receive transmit data non inverting Transmit data non inverting 4 Y Receive data non inverting 5 SGND Signal ground isolated 6 5V_TERM Isolated 5 V f...

Page 26: ... specified unit load 12 kOhm allows up to 256 devices i e nodes to be connected to the bus Unit Load Receiver Input Imped ance Max No of Nodes 1 12 kOhm 32 1 2 24 kOhm 64 1 4 48 kOhm 128 1 8 96 kOhm 256 5 1 5 RS 485 422 termination For reliable operation the RS 485 RS 422 differential pair needs to be terminated to known impedance by placing a resistor equal to the cable impedance between the two ...

Page 27: ...UAL RADIO UNIT USER GUIDE V 1 8 5 Interfaces 3 5 1 6 1 RS 485 2 wire connection half duplex 5 1 6 2 RS 485 4 wire connection full duplex 5 1 6 3 RS 422 2 wire connection multidrop 5 1 6 4 RS 422 4 wire connection 2 units only ...

Page 28: ...ly logical 1 when the inputs are floating When a disturbance causes the potential difference to increase logic 0 is easily detected This is then interpreted as a start bit by the receiver on the RS 4xx bus resulting in bit errors or garbled extra characters Another method of error due to lack of failsafe termination is that once a node starts transmitting on the line the receiver which already sen...

Page 29: ...eiver sensitivity The best sensitivity can be obtained by the lowest level modulation i e 4 FSK 2 QAM in SATELLAR XT 5R case For typical sensitivities in different conditions see the technical specification in chapter 2 Another method to improve the sensitivity of the receiver is to use Forward Error Correction FEC this can be used for SATELLAR XT 5R with 4 and 8 FSK modulations This improvement e...

Page 30: ... the RU together with CU the power consumption of the entire stack must be taken into account when selecting the DC power supply 5 4 Diagnostics monitoring changing settings The settings of the RU can be viewed and changed by SATEL NETCO Design stack The computer is then connected to the serial connector of the RU and the connector must be configured to accept NMS mes sages If the basic radio sett...

Page 31: ...narrow side of the unit They are listed and described in the table below TD RD PWR STAT RX TX CTS RTS SA00042 PWR STAT RD TD CTS RTS TX RX Name Description RX Receive data over radio TX Transmit data over radio RTS Request To Send more details in chapter 6 6 2 CTS Clear To Send more details in chapter 6 6 2 TD Transmit Data over the serial interface RD Receive Data over the serial interface STAT O...

Page 32: ...ector Then the CU gets broken or is removed before changing this setting By pressing the function button it is possible to temporarily configure the serial data connector to accept NMS messages which means that the RU is accessible by SATEL NETCO Design stack Thereafter the settings can be viewed and changed irrespective of the serial connector configuration Example 2 The RU is used in the transpa...

Page 33: ...he uppermost LED RX is switched off 0111 1111 The serial data connector is deactivated i e the user data traffic and NMS messages flow internally between the Radio and Central units Serial port configuration other than MCU UARTs to SATBUS WITH CAN see chapter 7 3 Need to temporarily connect the RU to the Central unit More than 2s The two uppermost LEDs are switched off 0011 1111 NMS messages in RD...

Page 34: ... selected by configuring the serial port as described in section 7 3 More than 5 s The lowest three LEDs remain switched on 0000 0111 RU xxxx01 NMS messages in RD and TD lines protocol RS 485 no user data transfer Serial port configuration RS 485 see chapter 7 3 Need to temporarily configure the RU using NMS from a PC More than 6 s The lowest two LEDs remain switched on 0000 0011 RU xxxx01 NMS mes...

Page 35: ...d position in the message based on RS 232 422 and 485 Packet routing is typically in use when the RU is working together with the CU The CU interfaces with the DTE using the IP protocol stack and acts as an IP router The RU is seen as a virtual network interface and does not need to be especially configured for the IP traffic However settings related to medium access control see explanation later ...

Page 36: ...cal formula and the stored data bits This at first generates some delay in the transmitter but especially in the receiver where a longer bit sequence must be stored before being able to decode the incoming codeword Encryption in the radio path The principle of encryption is to collect a certain amount of data to a shift register and manipulate it according to a certain rule The process of encrypti...

Page 37: ... Priority RX TD RD PWR STAT RX TX CTS RTS Station C RU Priority RX TD RD PWR STAT RX TX CTS RTS Figure 6 1 Priority settings in a simple network Station A has a radio link to stations B and C It sends control commands to these Stations B and C respond by sending either status information or acknowledgement messages They cannot hear each other s radio transmissions Control commands from station A a...

Page 38: ...RU i e the DTE which just sent data gets it back after a while from the repeater station Therefore the DTE must be able to disregard these messages 6 4 Source routing Source routing is supported with FSK radio When two or more repeaters are used it is necessary to use addresses to route the data This is because otherwise the repeaters would send the same messages to each other again and again in t...

Page 39: ... RX TX CTS RTS TD RD PWR STAT RU 1450 00 RX TX CTS RTS USB ETH PWR STAT CU 1U2 100 OK Radio unit B RU CU Slave mode address 4 DTE B Radio unit C RU CU Slave mode address 5 DTE C TD RD PWR STAT RU 1450 00 RX TX CTS RTS USB ETH PWR STAT CU 1U2 100 OK Radio unit A RU CU Master mode address 1 DTE A TD RD PWR STAT RU 1450 00 RX TX CTS RTS USB ETH PWR STAT CU 1U2 100 OK Figure 6 3 Routing between master...

Page 40: ... is repeated through the whole chain until the message reaches the destination DTE B in this example When DTE B replies to A the message goes through the router chain in an opposite direction For exam ple when the reply message reaches station E that remembers the route and forwards the message indicating that the next receiver is station D The route remains valid as long as the reply message has ...

Page 41: ...radio access control to prevent data packet collisions in the radio path The radio access control is briefly explained in chapter 6 5 1 The routing table is constructed so that each unit has one or more neighbor next hop addresses where to route the incoming data next For every neighbor address are listed the addresses of the stations that are found behind it Each station selects the correct neigh...

Page 42: ... RD PWR STAT RU 1450 00 RX TX CTS RTS TD RD PWR STAT RU 1450 00 RX TX CTS RTS USB ETH PWR STAT CU 1U2 100 OK Radio unit B RU CU address 4 DTE B Radio unit C RU CU address 5 DTE C TD RD PWR STAT RU 1450 00 RX TX CTS RTS USB ETH PWR STAT CU 1U2 100 OK Radio unit A RU CU address 1 DTE A TD RD PWR STAT RU 1450 00 RX TX CTS RTS USB ETH PWR STAT CU 1U2 100 OK Figure 6 4 Routing example ...

Page 43: ...logy Are there only point to point connections in the network or are there one or more radio routers in use If there are routers in the network all the stations must remain silent for a while after each transmission in order to give a possible radio router station a privilege to forward the message By telling each of the RU that there are only point to point connections in the network helps in sav...

Page 44: ...e time slot mechanism 6 6 2 Handshaking The handshaking lines of the serial data interface can be used to control the data flow from to the RU There are three different control lines for this purpose namely CTS RTS and CD lines 6 6 2 1 CTS Clear To Send The CTS line is normally in the active state which means that the RU is ready to accept data from the DTE When the RU sets the line to the inactiv...

Page 45: ...ctive state This is typically used in situations where the DTE is too slow to receive all the data The size of the receiver buffer is about 1 6 kBytes but must be checked for each particular HW and SW version if seen critical in the application Reception control The RU stops the whole reception Ignore The status of the RTS line is not followed at all Table 6 2 RTS line in inactive state 6 6 2 3 CD...

Page 46: ...CRC Check is OFF data transfer is stopped once CRC is noticed to be wrong but there may have been erroneous data sent to UART before this The basic guidelines how to use the error control features are the following When it is important to be sure that the data is correct but the latency is not critical switch the CRC ON When every received character being correct it is not critical and the latency...

Page 47: ...is selected based on the requirements for the specific radio path For example A network consists of six modems using 25kHz channel width modem A which is mas ter and remote modems B C D E and F so that the distance between master modem A and modems B C and D is relatively short distance between A and E is longer and finally connection between A and F is close to maximum range that can be achieved ...

Page 48: ...tion level that is link spe cific Link specific modulation should not be lower than the basic modulation This is due to possible network performance degradation which could occur if some of the modems would not hear each other and thus transmitting over other radio traffic causing collisions 6 7 2 Link specific Handshake and Retransmissions Similarly to link specific QAM modulation it is possible ...

Page 49: ...asic modulation 2 Modem B answers back to modem A using basic modulation 3 Modem A transmit to modem B with highest modulation level suitable 4 Modem B answers back to modem A with highest modulation level suitable Thereafter every transmission is adjusted based on previous response between modems A and B and highest suitable modulation level is used If there are changes in radio path characterist...

Page 50: ...neighbor as described in Central Units user manual Auto Modulation is adjusted automatically based on detected signal quality 1 2045 OFF Handshaking selection is same for all neighboring radios and follows the value in Handshake ON Handshaking can be selected differently for each neighbor as described in Central Unit user manual 1 2046 OFF Retransmission selection is same for all neighboring radio...

Page 51: ...f the different functionalities Here below is presented a summary of all the user related parameters and how they are organized in groups 7 1 Network protocol modes As explained in the beginning of chapter 6 the RU can be configured to operate in the following network protocol modes Basic TX priority Basic RX priority Basic Repeater Source Routing Master supported with FSK radio Source Routing Sla...

Page 52: ...ses and network ID If the RU is configured to operate either in source or packet route mode it must be given an address The address is freely selectable between 1 and 4093 see Figures 7 1 and 7 2 The network ID is used to distinguish the different closely located networks from each other The network ID is a string with maximum length of eight characters ...

Page 53: ...e either OFF or ON In addition AES128 AES256 can be selected Forward Error Correction Can be selected from a predefined list of OFF rate 67 and rate 50 Forward error correction is used together with interleaving See chapter 5 2 for more information Trellis Coding Can be set ON or OFF See chapter 5 2 for more information only with QAM radios Channel Spacing FSK radio 12 5 25 150 kHz QAM radio 6 25 ...

Page 54: ...l setting when the RU is operating in transparent mode of data transfer Data UART to Radio D9 RD TD NMS to DTR DSR RS 232 data transfer using handshaking need to simultaneous monitoring using NMS Data UART to Radio D9 RD TD NMS to RTS CTS RS 232 data transfer without handshaking an alternative to the previous setting Data UART to Radio D9 RD TD NMS to SATBUS standard RS 232 interface need to use t...

Page 55: ...urce Routing modes See further details from section 5 1 Serial data page 24 Data rate 1200 2400 4800 9600 19200 38400 57600 and 115200 bits s Supported only in FSK models Number of data bits 8 bits Parity No Parity Check Even and Odd Number of stop bits 1 bit Table 7 2 Modem Settings Data Port Settings Figure 7 7 Data Port Settings view WWW interface Figure 7 8 Modem Settings Data Port Settings by...

Page 56: ...d TX buffer state RSSI threshold and Always on See chapter 6 6 2 for more details RTS Can be selected from a predefined list of Flow control Reception control and Ignore See chapter 6 6 2 for more details CD Can be selected from a predefined list of RSSI threshold Data on channel and Always on See chapter 6 6 2 for more details Pause length 3 255 bytes See chapter 6 6 4 for more details Table 7 3 ...

Page 57: ...d amount of devices where anti collision in the air interface is taken into account in other part of the system No data retransmissions in the radio layer no handshaking for the radio layer Radio layer handshaking done always with 2FSK radio modulation regardless of the user selected air rate Radio layer handshaking not displayed with TX RX led indicators QAM models Handshake HS OFF mode Notificat...

Page 58: ...radio layer handshaking messages in case the radio channel is occupied FSK models Shall be set equally to the radio network devices With Fast Mode mode selection raffling done always if back off counter greater than 0 0 1 2040 QAM models Can be set differently to radio routers in the radio network Modem decides when to freeze the BOC value Priority transmission turn raises higher in every lost tra...

Page 59: ...Y SATELLAR MANUAL RADIO UNIT USER GUIDE V 1 8 7 Settings 3 Figure 7 11 Packet Mode Radio Access Control FSK model by WEB user interface Figure 7 12 Packet Mode Radio Access Control QAM model by WEB user interface ...

Page 60: ... ETH PWR STAT OK TD RD PWR STAT RX TX CTS RTS USB ETH PWR STAT OK TD RD PWR STAT RX TX CTS RTS USB ETH PWR STAT OK TD RD PWR STAT RX TX CTS RTS USB ETH PWR STAT OK TD RD PWR STAT RX TX CTS RTS USB ETH PWR STAT OK Modem A Modem A Repeater Modem C Network topology Repeater Setting Repeater Network topology Point to Point Setting Point to Point or Fast mode Network topology Master Slave Setting Point...

Page 61: ... Cable shield for the DC connector A user guide The SATELLAR specific DIN rail adapter and wal mount parts can be ordered separately If the RU is used as a standalone device it can be delivered with a plastic front cover SATEL offers a wide range of other accessories too please contact SATEL or local SATEL distributor in order to have more information ...

Page 62: ...ion and use of this software with or without changes is allowed without the payment of fees or royalties provided that 1 Source code distributions include the above copyright notice this list of condi tions and the following disclaimer 2 Binary distributions include the above copyright notice this list of conditions and the following disclaimer in their documentation 3 The name of the copyright ho...

Page 63: ...ermost LED RX there is indicator which a processor will report the error If the RX LED is off the error originates from the master processor and if it is on the error report is from the signal processor The error codes are presented in the table below TD RD PWR STAT RX TX CTS RTS SA00041 PWR STAT RD TD CTS RTS TX RX OFF error from master processor ON error from signal processor LSB Least Significa...

Page 64: ...AT_VOLTAGE Internal voltage monitoring has detected out of limits values for certain voltages 0 0101 5 Reboot the unit If the problem remains the unit should be sent to service ERROR_CAT_PA_ CURRENT_HIGH RF power amplifier current has exceeded the limit and the transmitter has been shut down to protect the electronics 0 0110 6 a Check the antenna impedance match and if needed improve the match b W...

Page 65: ...service ERROR_CAT_SW_ FAILURE_1 Watchdog originated reboot because of a SW crash 0 1010 10 No actions required If the same happens repeatedly the unit should be sent to service ERROR_CAT_SW_ FAILURE_2 The SW has recognized an error and gone into error state 0 1011 11 Reboot the unit If the problem remains the unit should be sent to service ERROR_CAT_NVM_ COMM No access to the non volatile memory 0...

Page 66: ... error between MCU and DSP processors 1 0000 16 Reboot the unit If the problem remains the unit should be sent to service ERROR_CAT_INTER_ SUBUNIT_COMM Communication problem between the subunits e g between the Radio and Central units 1 0001 17 Reboot the unit If the problem remains the unit should be sent to service ERROR_CAT_ SUBSYSTEM_USB_HOST An error in USB host system 1 0010 18 Reboot the un...

Page 67: ...tion is as default i e retry count is 5 and interval is 1000 milliseconds LEDs in radio unit should blink 5 times with 1 second interval in such case where no application receives them This means that SATELLAR is able to communicate with TCP stack of target device even though no application actually receives the messages Other options are e g to investigate the traffic with Wireshark or to check t...

Page 68: ...t Power FSK radio 0 1 0 2 0 3 0 4 0 5 1 2 and 5 W QAM radio 0 1 0 2 0 5 1 2 and 5 W Peak power values Signal Threshold FSK 118 dBm Adjustable in the range of 80 127 dBm QAM 110dBm Adjustable in the range of 80 110 dBm Over the Air Encryption OFF ON Forward Error Correction Trellis Coding OFF ON OFF ON Channel Spacing FSK radio 12 5 25 150 kHz QAM radio 6 25 12 5 25 kHz Air Speed FSK radio 12 5 kHz...

Page 69: ...ven Odd Stop Bits 1 2 bits Serial Data Flow Control TX Delay 0 0 65535 CRC OFF ON Handshaking CTS Line Clear To Send TX buffer state RSSI Treshold Always ON Handshaking RTS Line Ignored Flow control Reception control Handshaking CD Line RSSI treshold Data on channel Always ON Pause Length 3 bytes 3 255 Maximum Number of Accepted Errors 0 0 255 Packet Mode Radio Access Control Network Topology Hand...

Page 70: ...SATEL Oy Meriniitynkatu 17 P O Box 142 FI 24101 Salo Finland Tel 358 2 777 7800 info satel com www satel com MISSION CRITICAL CONNECTIVITY ...

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