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SATELLINE-3AS NMS / Epic NMS / VHF

User Guide, Version 3.0

14.2.2

RS-232 wiring - Port1 without handshaking

The simplest connection to PC serial port (RS-232) is depicted in the schematic below.

14.2.3

RS-232 wiring - Port1 and handshaking signals connected

A typical connection between the Port 1 of the radio modem and the PC serial port (RS-232)
using the handshaking signals is depicted in the schematic below.

Содержание SATELLINE-3AS Epic NMS

Страница 1: ...the information at 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 t...

Страница 2: ...n 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 Count...

Страница 3: ...radio performance 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 notific...

Страница 4: ...Oy declares that SATELLINE 3AS d Epic NMS C radio modem is in compliance with the essential requirements radio performance electromagnetic compatibility and electrical safety and other relevant provi...

Страница 5: ...Oy declares that SATELLINE 3AS d VHF radio modem is in compliance with the essential requirements radio performance electromagnetic compatibility and electrical safety and other relevant provisions o...

Страница 6: ...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 Fault...

Страница 7: ...ATELLINE 3AS NMS FAMILY 15 2 SATELLINE 3AS D NMS EPIC NMS VHF RADIO DATA MODEMS 17 2 1 SATELLINE 3AS d NMS Technical specifications 370 470 MHz 17 2 2 SATELLINE 3AS d Epic NMS Technical specifications...

Страница 8: ...e 31 5 4 Termination of RS 422 485 lines 31 5 5 Serial interface data format 32 5 6 Handshaking lines 33 5 6 1 CTS line 33 5 6 2 CD line 33 5 6 3 RTS line 34 5 6 4 DTR line 34 5 6 5 DSR line 35 5 7 Pa...

Страница 9: ...ion 47 8 3 System characteristics 48 8 3 1 Features 48 8 3 2 System requirements 48 8 3 3 Protocol support 49 8 3 4 Network ID 49 8 4 Repeater stations 49 8 5 Timing and delays during data transmissio...

Страница 10: ...display 63 11 PROGRAMMING MODE TERMINAL MENU 64 11 1 Programming Mode 64 11 1 1 Changing the settings in the Programming Mode 65 11 1 2 Radio settings 66 11 1 3 Network Protocol mode settings 67 11 1...

Страница 11: ...tallation 82 14 3 1 Hand held equipment 82 14 3 2 Mobile equipment 83 14 3 3 Base stations 83 14 3 4 General antenna installation instructions 83 15 CHECK LIST 87 16 ACCESSORIES 88 16 1 RS 232 cables...

Страница 12: ...Epic NMS VHF User Guide Version 3 0 12 18 2 2 Transmission delays 12 5 kHz channel FEC ON no NMS 93 18 2 3 Transmission delays 25 kHz channel FEC OFF no NMS 94 18 2 4 Transmission delays 25 kHz channe...

Страница 13: ...nd SATELLINE 3AS d VHF radio modems The key features include o Network Management System easy to use design maintenance tools o Half duplex radio data transfer o Frequency variants o 135 174 and 218 2...

Страница 14: ...es in the operation of these products there are notices among the text marked by the symbol on the left DIFFERENCES OF SATELLINE 3AS d NMS Epic NMS VHF compared to SATELLINE 3AS d o NMS Network Manage...

Страница 15: ...RK MANAGEMENT SYSTEM for more information SATERM LITE is the terminal software that is recommended in order to modify the settings of SATELLINE 3AS NMS family radio modem through the Programming menu...

Страница 16: ...LINE 3AS NMS are included in the SATEL NMS PC Flash update Reprogramming the actual firmware of the radio modem is performed by running the appropriate exe file for PC that includes the desired versio...

Страница 17: ...220 1 EN 300 113 1 RADIO RECEIVER Sensitivity Common Channel Rejection Adjacent Channel Selectivity Intermodulation Attenuation Spurious Radiation 115 110 dBm BER 10 E 3 Note 2 12 dB 60 dB 12 5 kHz 70...

Страница 18: ...Intermodulation Attenuation Spurious Radiation Diversity 115 110 dBm BER 10 E 3 Note 2 12 dB 60 dB 12 5 kHz 70 dB 25 kHz 65 dB 2 nW Space diversity MODEM Interface level Interface Interface Connector...

Страница 19: ...el Selectivity Intermodulation Attenuation Spurious Radiation 115 110 dBm BER 10 E 3 2 12 dB 50 dB 12 5 kHz 60 dB 25 kHz 60 dB 2 nW MODEM Interface level Interface Interface Connector Data Speed of Se...

Страница 20: ...LLINE 3AS NMS Epic NMS VHF Product variant Frequency bands available Channel spacing available SATELLINE 3AS d NMS 360 470 MHz Note the tuning range of SATELLINE 3AS NMS is 2MHz from the nominal cente...

Страница 21: ...E 3ASd NMS SW version_info_of_the_software_comes_here HW version_info_of_the_hardware_comes_here RF version_info_of_the_radio_module_comes_here Center frequency xxx xxxxxx MHz Channel widthxx xxx kHz...

Страница 22: ...ter 6 8 RxDelay 1 ms Error check OFF See Chapter 6 4 Protocol mode Basic Rx priority See Chapter 7 Serial port 1 settings Port function DATA Data speed 19200 bps Data bits 8 Parity None Stop bits 1 Pa...

Страница 23: ...nose and configure SATELLINE 3AS NMS modem network remotely without disturbing user s data flow This chapter includes a very short description of SATEL NMS for SATELLINE 3AS NMS radio modem family Mor...

Страница 24: ...on link failure operating voltage drop etc o Remote administration of modem parameters o Log files o The diagnostic functions in the SATELLINE 3AS NMS radio modem software The set of features depends...

Страница 25: ...tored without disturbing user s data flow SATEL NMS PC software collects statistics on the radio modems of the network o Alarms triggered e g by a significant decrease in signal level of a radio link...

Страница 26: ...parameter defining the timeout of the slave station reply must be increased Depending on how much NMS information is required NMS introduces an extra load of 20 60 bytes per a message 3 6 Designing S...

Страница 27: ...Active TD TD line status D15 Pin 11 TD indicates that the radio modem is receiving data via serial port No data Data Test Tx active RD RD line status D15 Pin 9 RD indicates that the radio modem is se...

Страница 28: ...ta if Port2 selection is RS 232 4 A IN RS 422 Port2 Transmit Data positive if Port2 selection is RS 422 Pin 5 has alternative functions depending on the hardware assembly see below B IN RS 422 Port2 T...

Страница 29: ...nals are CD Carrier Detect RTS Ready To Send CTS Clear To Send DSR Data Set Ready and DTR Data Terminal Ready The physical level of these signals is always RS 232 See the chapter 5 6 Handshake lines f...

Страница 30: ...her to convey each single signal Because the state of the signal is defined by the mutual voltage difference hence the name differential any common mode interferences induced into the lines will cance...

Страница 31: ...sion line must be terminated properly to prevent or at least minimise harmful reflections formed between the transmitting and receiving end of the transmission line A common method of terminating an R...

Страница 32: ...responding to a binary value of 11001100 and with a start bit value of 0 parity bit set to either NO NONE 0 or 1 and with a stop bit value of 1 the possible combinations are listed in the table below...

Страница 33: ...CTS line is set active when the radio modem is ready to accept data for transmission CTS will shift into inactive state during data reception and when a pause packet end is detected in transmitted da...

Страница 34: ...nal device only when the RTS line is active Inactive state of the RTS line will force the radio modem to buffer the received data This option is used when the terminal device is too slow to handle dat...

Страница 35: ...st precede it in transmission Traditionally in asynchronous data communication pauses have been used to separate serial messages from each other However the use of non real time operating systems freq...

Страница 36: ...variant assembly SATELLINE 3AS VHF allows the user to change the operating frequency within whole radio board limits 135 155 138 160 155 174 or 218 238 MHz All local regulations set forth by the auth...

Страница 37: ...W 40 o NOTE Additional cooling is required in case the transmitter of SATELLINE 3AS d Epic NMS radio modem has over 20 duty cycle at the full power or the constant transmitter on time exceeds 2 minut...

Страница 38: ...remain unnoticed If the RSSI threshold is set too high the weak data transmissions will be rejected although they could be otherwise acceptable The RSSI threshold should only be changed for a reason F...

Страница 39: ...fore it forwards the data to the serial port SATELLINE 3AS NMS supports three different methods of error checking in order to verify that the received data is proper No Error Check In this mode the re...

Страница 40: ...ation By setting the Rx and Tx frequencies different to each other the radio modem transmits and receives data on separate radio channels although not simultaneously The radio modem is initially on th...

Страница 41: ...transmitted message Thus if the receiver momentarily looses the reception of the transmitted message it will not be able to synchronise back to the same message again The receiver will stop reception...

Страница 42: ...ons do however cause fading which can occur when the radio signal experiences a number of reflections on the way to the receiving antenna Radio signals propagate at the speed of light but if the signa...

Страница 43: ...inal device outputs data to be transmitted it will be buffered The radio modem will wait until the reception has stopped before transmitting the buffered data This will result in timing slacks to the...

Страница 44: ...er units it will receive a message twice In other words the duplicate messages appear on the serial interface Terminal equipment can be also connected to the serial port of the repeater station If the...

Страница 45: ...D and the Programming menu due to their usability limitations for the purpose Instead SATEL NMS PC provides the user friendly interface to access all the settings Read through the chapter SYSTEM DESIG...

Страница 46: ...and possible need of any additional repeater stations 3 If necessary other system components like RF filters RF relays combiners lightning protectors power supplies and mechanical installation parts a...

Страница 47: ...Once the choices between devices their location installation maintenance etc are clear the design and the configuration of the SATELLINE 3AS NMS Epic NMS VHF radio modem system can be implemented in t...

Страница 48: ...be implemented by using only one radio channel o The system will be fully deterministic i e the transmission delays are predictable Because of this the principle of NMS Routing is connectionless o Ad...

Страница 49: ...of a radio modem network SATELLINE 3AS d NMS Epic NMS VHF radio modems can be used as repeater stations The same network may include several repeaters which operate under the same base station Repeate...

Страница 50: ...the beginning of each radio transmission and this signal is detected by another radio modem which then turns into receive mode During the transmission of the synchronisation signal the radio modem bu...

Страница 51: ...ting and receiving antennas o Antenna cable attenuation o Antenna height o Natural obstacles o Interference caused by other electrical equipment The transmitter power of the base model of SATELLINE 3A...

Страница 52: ...field strength is at its optimum level in open space although increasing the distance will still reduce it It should also be noticed that open space may have different environmental and external facto...

Страница 53: ...ill be repeated until the test is stopped Short data block test is suitable for running data communication tests Error free reception of data can be monitored using a terminal program for example SaTe...

Страница 54: ...s also after breaking the power 9 1 3 Monitoring the test transmission using the receiver The user can monitor the quality of the received data by visually inspecting the received data stream The pack...

Страница 55: ...RSSI value 102 of the last received message or current noise level e g n 115 The voltage meter on the upper right corner indicates the supply voltage battery level of the radio modem in Volts There ar...

Страница 56: ...lue of the setting Pressing or button either scrolls in the menu or modifies parameters with numerical values consisting of digits Use or button until the desired value is reached The inverted text sh...

Страница 57: ...lue range MAIN MENU Radio settings Frequency Sync Interval TX RX freq X X MHz TX freq X X MHz RX freq X X MHz TxPower 10 mW 20 mW 50 mW 100 mW 200 mW 500 mW 1 W RSSI Threshold 80 dBm 87 dBm 118 dBm st...

Страница 58: ...o Advanced Master o Advanced Slave NOTE Each of the options listed above activates the appropriate function thus there are no value ranges to consider MAIN MENU Protocol Mode Basic RX Prior Basic TX...

Страница 59: ...settings The submenu allows modifying the settings of the serial port 2 This main menu option will list the following options to choose from o Port function type o Serial port type o Serial port spee...

Страница 60: ...line RTS line CD line Clear To Send TX buffer state Ignored Flow control RX control RSSI threshold Data on channel Always ON 10 4 7 Additional setting The submenu allows modifying the additional sett...

Страница 61: ...t NOTE This option activates reset directly NOTE This option activates test sequence directly and is stopped by pressing any button NOTE This option activates test sequence directly and is stopped by...

Страница 62: ...on Press the S SELECT button 3 Go to the port speed submenu by scrolling with the buttons until the cursor is pointing at the data speed bps selection 9600 bps in this example Press the S SELECT butto...

Страница 63: ...on YES saves all modifications into the non volatile memory inside the radio modem Option NO cancels all modifications performed and previous settings remain in the non volatile memory Press YES to sa...

Страница 64: ...t The radio modem will output the following Programming menu to the terminal certain configuration settings might differ from the ones shown SATELLINE 3ASd NMS SW version 4 0 13 0 HW uCE3b 1 01 RF TC4...

Страница 65: ...s of the program as follows 9600 bits s 8 data bits no parity 1 stop bit which is always the default in Programming Mode o Connect PROG pin to ground if using the NARS 1F adapter slide the switch down...

Страница 66: ...s other than those allocated and or allowed by local authorities is strictly forbidden Use or intended use of forbidden frequencies may lead to prosecution and penalties SATEL is not responsible for a...

Страница 67: ...SATELLINE 3AS NMS Epic NMS VHF User Guide Version 3 0 67 11 1 3 Network Protocol mode settings 11 1 4 Serial port 1 settings...

Страница 68: ...SATELLINE 3AS NMS Epic NMS VHF User Guide Version 3 0 68 11 1 5 Serial port 2 settings...

Страница 69: ...SATELLINE 3AS NMS Epic NMS VHF User Guide Version 3 0 69 11 1 6 Handshaking settings 11 1 7 Additional settings...

Страница 70: ...ngs EXIT and save and QUIT without saving settings The original settings of the radio modem can be restored by selecting A in the Main menu and confirming Y YES on the prompt By pressing any other but...

Страница 71: ...xt higher menu level without restoring factory settings All modified settings must be saved into the permanent non volatile memory of the radio modem before switching out of the Programming Mode Selec...

Страница 72: ...M port and Port 1 of the radio modem 2 Connect the power supply cable 3 Connect PROG pin to ground if using the NARS 1F adapter slide the switch away from the radio modem 4 Switch the power ON the rad...

Страница 73: ...e reception and the SL command is processed When the power of a radio modem is switched off the configuration settings of a radio modem always return to values defined initially using the Programming...

Страница 74: ...ds The radio modem responses using the following format STX SL Response Data ETX CR LF where STX Start of Text character 0x02 in hexadecimal Response Data is a character string the actual reply to the...

Страница 75: ...FT nnn nnnn Set TX frequency to nnn nnnnn MHz OK ERROR SL FT Get TX frequency nnn nnnnn MHz SL C Get Centre Frequency nnn nnnnn MHz SL nnnn Set both RX and TX frequencies nnnn channels above the Cente...

Страница 76: ...vel xxx dBm where xxx is 50 118 SL F Get the current RSSI If no signal is being received then current noise level is shown xxx dBm where xxx is 50 118 13 1 3 Other SL commands Command Description Resp...

Страница 77: ...de of the radio modem The installation plate can be mounted using the holes provided on the plate 2 Installation using the Velcro tape provided with the radio modem 3 Installation can also be made dir...

Страница 78: ...cted in the schematic below One of the ports serves as the DATA port while the other is for NMS NOTE When installing the cables of the serial interface the operating voltage of all devices must be off...

Страница 79: ...ng The simplest connection to PC serial port RS 232 is depicted in the schematic below 14 2 3 RS 232 wiring Port1 and handshaking signals connected A typical connection between the Port 1 of the radio...

Страница 80: ...rmination resistor typical values range from 100 120 ohm depending on the characteristic impedance of the transmission line 14 2 5 RS 485 wiring Both ends of the transmission line must be terminated b...

Страница 81: ...2 6 Profibus wiring 14 2 7 Programming adapter NARS 1F adapter is used for programming radio modem through the terminal menu 1 Programming mode switch 2 Fuse Multifuse 4A for 3AS d Epic NMS and VHF r...

Страница 82: ...1 can be used as an ON STANDBY switch which helps to conserve battery power and prolong the operational time in battery powered applications The radio modem is o ON if the voltage at the DTR pin is mo...

Страница 83: ...e to the centre of the coverage area as possible The base station antenna can also be located inside a building if the walls of the building do not contain metal 14 3 4 General antenna installation in...

Страница 84: ...u to note that antennas are always tuned to a specific frequency range Simple antennas and antennas which have been constructed of stacked yagi antennas are typically rather broadband As the number of...

Страница 85: ...n the same level as the other substation antennas in the same building The best way to distinguish from the other antennas situated in the neighbourhood is to mount the antennas as far a part as possi...

Страница 86: ...NMS VHF User Guide Version 3 0 86 Example of an antenna installation by using amplifying antennas G Gain and by installing the antenna high long connection distances can be realised using the SATELLIN...

Страница 87: ...space as far as possible from any possible sources of interference o The radio modem should not be installed onto a strongly vibrating surface o The radio modem should be installed in such a way as t...

Страница 88: ...ables and adapters Type Description Length Note NARS 2 Interface adapter D15 m screwterminals 650 mA fuse Screw terminals for RS 485 422 and power supply NARS 2 4A As NARS 2 with 4A fuse for Epic only...

Страница 89: ...erference it is highly recommendable to insert suitable filters between each radio modem and its antenna If a station is installed to a location exposed to lightning it is recommended to insert a ligh...

Страница 90: ...BD 232 E8 18 12 DC2 61 3D 104 68 h 147 93 190 BE 233 E9 19 13 DC3 62 3E 105 69 i 148 94 191 BF 234 EA 20 14 DC4 63 3F 106 6A j 149 95 192 C0 235 EB 21 15 NAK 64 40 107 6B k 150 96 193 C1 236 EC 22 16...

Страница 91: ...RS 232 0 Serial interface turn around time of RS 485 1 Intercharacter delay Max 2 3 characters 18 2 Transmission related delays The tables on the next pages show the typical values of the transmission...

Страница 92: ...mation included Transmission delays are in milliseconds 10 marginal vs the size of a message bytes to be transmitted Data speed 1 byte 10 bytes 100 bytes 500 bytes 1200 bps 48 8 ms 47 0 ms 45 5 ms 38...

Страница 93: ...ation included Transmission delays are in milliseconds 10 marginal vs the size of a message bytes to be transmitted Data speed 1 byte 10 bytes 100 bytes 500 bytes 1200 bps 58 2 ms 61 4 ms 58 6 ms 57 0...

Страница 94: ...ormation included Transmission delays are in milliseconds 10 marginal vs the size of a message bytes to be transmitted Data speed 1 byte 10 bytes 100 bytes 500 bytes 1200 bps 33 9 ms 32 0 ms 31 1 ms 2...

Страница 95: ...rmation included Transmission delays are in milliseconds 10 marginal vs the size of a message bytes to be transmitted Data speed 1 byte 10 bytes 100 bytes 500 bytes 1200 bps 35 5 ms 34 1 ms 38 3 ms 34...

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