USER MANUAL - convertermodem.net
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1. SSS 8 ui Ag Simple yet effective USER MANUAL BSLSICOO SERIES GSM GPRS MODEMS Energy Meters Converters and Modems www metermeter net www convertermodem net Optical Probes Company Website www opticalprobe net www bluskyelectronics com LL 1 About This DOCUMENE ssssscsscsseseceesssesseesesees 4 2 Safety Precautions sescsssssscsssescsssecsssseesssseeesese 5 2 1 Usage of Modem in a Vehicle 5 2 2 Protection of MOCEM ssscsssssssseessseseeesssees 6 3 Applied Terms and Abbreviations s 7 4 Usage of DeviCe s sssssssssssssssesssesssesssesossssesssesss 8 5 Principle of Operation ssssssccssssscssssesessssses 9 6 Structure of BSC9000 Series Modem 12 Fi SOM a E E E ean 14 Tl MWI Enea 14 7 2 Management Software Troll 14 7 2 1 Troll Main Window and Functions 15 7 2 2 Troll Connection with Modem 16 7 2 3 Troll Reading and Writing Configuration of Modem 18 7 2 4 Troll Saving Configurations and Reading Saved Configurationg 22 7 2 5 Troll Issues That Must be Considered Before Usage s 000 22 8 Communication Interfaces sssecceesseeeseeesees 24 9 Digital Inputs Outputs and Additional Power Out vata otters 26 10 Notation LEDS ssss sssssssseesssosseeeesssseerosssosseeeess 28 TOMS ininuninnnnnnnieuicnicnunen2. Power LED of Modem is not ON 15 Check if the modem is connected to power supply properly and output nominal values are covered R O g 13 2 GSM LED of Modem is not ON R F Check if a valid SIM card is used and it is inserted properly Check if the SIM card is blocked or not S H O O _ Check if the SIM pin number is set properly or not TING 13 3 GPRS LED of Modem is not ON Check if the external antenna is connected properly Check if the GSM network signal is available enough where the modem is mounted Check if the APN parameters are entered correctly or not 13 4 Modem does not respond to Troll software Check if the USB cable is connected properly Check if the COM setting of software is done correctly and driver is installed Check if the USB cable is connected after the USB ready LEDs are ON 13 Troubleshooting 34 LLL 14 DOCU MENT VER SION Created Mart 2012 Update January 2013 Version 2 Updates since last version 1 The changes with the new plastic mould and new PCB functionalities has been added LLL ELLE ELLE A Fot Questions comments and suggestions please contactus VAN aktifenerj www aktifenerji com tr 29 14 Document Version Aktif Enerji Insaat Sanayi ve Ticaret Ltd Co Address 2535 Sokak No 6 Umit Mah Umitkoy Yenimahalle Ankara TURKEY Tel 90 312 473 1840 pbx Website www aktifenerji com tr Fax 90 312 473 1841 e mail aktif aktifenerji com tr
3. RTS and CTS are I N T E R supported they are not mandatory to connect if hardware flow control is not used serial interface FAC ES DBOM Pin BSC9000 RS 232 NA RXD Data In TXD Data Out NA GND NA RTS HW Flow Control Output CTS HW Flow Control Input NA WO OMNI DI Wm WIN me 25 8 Communication Interfaces RS 485 asynchronous bidirectional two wire or four wire interface in half duplex mode BSC9000 RS485 Connection Serial Device RS 422 or 4 wire RS 485 Mode TX gt gt o _ TX gt gt RX 6 o RX ee lt TX VS YSSS RX lt lt TX oS 2 wire RS 485 Mode Be l amp n D D lt gt D There are also LEDs which visualize the transmission of data over serial interfaces in front panel of modem TX LED blinks when data is transmitted from the modem and RX LED blinks when the modem receives data 8 Communication Interfaces 24 Hf s BSC9000 series modems are equipped with digital input and outputs and e additional power output to be used with those input and outputs The digital input can be used to collect external alarm signals to cumulate the pulses D I 5 LTA L of other gas or water meters to detect instantly door or cubicle openings or similar events Also the digital output in modem lets user to control external IN PUTS VA alarms motors or similar devices or to generate clock synchronization pulses Input Optomosfet Works with
4. amp LPT title of Device Manager window as shown in Figure 7 Please close the Device Manager window after being sure about COM port of the modem and select the related COM port from Connection COM port combo box Remote Configuration with TCP Communication First of all TCP option should be checked After that IP address and Port number of modem should be entered IP address is determined by inserted SIM card and APN information thus before setting up the modem for the first usage an IP address information cannot be achieved IP info can also be get from GSM SIM card provider Port number can be set independent from IP address in configuration Default port number is 10001 r File Action View Help e AE al Pas 4 A WIN 5NJRP81P5HU p Batteries p comOcom serial port emulators b 9 Computer gt Disk drives b os Nisplay adapters b gf DVD CD ROM drives gt gl Floppy dick drives b Floppy drive controllers b Os luman Interface Devices gt qq IDE ATAVATAPI contiullers gt Keyboards gt 2 Mice and other pointing devices gt Monitors gt i Network adapters 4 Ports COM amp LPT i E BLUSKY GPRS Modem Virtual Com Port COM4 ii Communications Port COM1 Be Communications Port COM2 _ A Printer Port LPT1 gt HB Processors b a Sound video and game controllers b Storage controllers p lll System devices b g Universal Serial Bus controllers Figure 7 In order to be able to connect the m
5. mi Figure 1 Existing Transmission Channels in BSC9000 series modems USB Local Configuration The data coming from GPRS network is buffered in internal memory and it is sent serially from a local transmission channel which is set previously by user Similarly data coming from serial channel is buffered in size of TCP packages in internal memory and sent to GPRS network Since the BSC9000 series modems work transparently it supports connections with IEC 62056 21 IEC1142 DLMS or other similar protocols Internal registers of BSC9000 series modems can be read by using free Troll software or BLUSKY ASCII AT command sets It lets user to change GPRS connections and all other settings of modem Please check item 7 for details on software 9 5 Principle of Operation It is obligatory to authenticate to the modem with a valid username and password in order to change or read settings Also five different IP address and Subnet Masks can be set as black list or white list filter to improve security Terminal block of the modem can also be sealed and manipulations to terminal cover can be logged thus reliability of the modem is maximized BSC9000 series modems can also send information by using SMS beside using the serial interfaces SMS messages can be sent according to any of events encountered below Modem terminal cover is opened or closed Violation of white list or black list filter Authentication attempt by using wro
6. Message center number C Send SMS when system restarted send SMS when white or black kst is violated _ Send SMS when wrong username or password is used to enter the system C Send SMS when input signal is dedected or disappeared L Send SMS when GSM signal strength is under threshold value 10508 The modem can send reports to the predefined telephone number via SMS according to the predefined event occurrence during operation of the modem User can get SMS from the modem when the selected event in this tab occurred during operation 19 7 Software Input Output Settings Tab INPUT Status OUTPUT Status a O Send with period Circuit Cose Mh In this tab digital inputs and outputs of modem can be controlled and related settings can be done Process Log Tab System Informaton Senal Port Settings Network Settngs Security Settings SMS Sending Settings Input Output Settings Process Log Connected to system Signal value is read IP and Port values are read Remaining time to reset is read Modem status information is read Sim pin information is read Device name information is read IMEI information is read Model version and date information is read Date and time info Is read Wil be connected automatically with previously entered values Connected to system Connecting to communicabon device Modem restart command is sent Please Remove the USS cable Device name is written Da
7. guarantees data transmission correctness Package The transmission that data is not sent continuously they are Transmission sent in pieces which are named as package SIM Subscriber Identity Module An Identity card special for subscriber SMS Short Message Service A service to send short text message 5 APPLIED TERMS AND ABBRE VIA TIONS 3 Applied Terms and Abbreviations 6 A BSC9000 series modems are multipurpose GSM GPRS modems that make e data transmission possible by using any network of an operator which works in 900 1800MHz or 850 900 1800 1900MHz bands Modem is U SAG E designed to work with any device that has RS 232 or RS 485 type serial interface O E Modem provides remote reading of electricity water gas meters and other measuring devices having serial port by GPRS D EVIC E On the side of GPRS network connection is performed in TCP IP protocols On the side of device connection is established with RS 232 and RS 485 type serial outputs BSC9000 series modems are also equipped with one digital input and one digital output By using this features BSC9000 series modems can get signals from a door detector alarm unit or any device that has a digital output Status of those signals can be reported as an SMS or they can be read remotely by using GSM GPRS communication protocol or locally by using service connection 7 4 Usage of Device Mh BSC9000 series modems work a
8. may be different according to SIM card operator that is used User should know the APN name to provide proper connection APN name can be learned from operator There are two arrow under the Configuration Settings group buttons of Troll User can reach extra functions for reading and writing configurations by clicking them Configuration Settings Figure 10 Modem can be restarted or factory settings can be restored by using the Admin Tools tab SIM PIN code consists of maximum 4 digits User should pay attention to enter code correctly If the PIN is entered incorrectly modem can detect it and blocks the initiation process until correct PIN entrance thus also avoid blocking SIM card Modem restart Reset Time Period should be between 5 and 240 4 Hour minutes The modem reset procedure is postponed if USB local configuration is connected and active and or there is data transmission 7 Software 22 Hf 8 To use with external serial devices BSC9000 series modems are equipped e with RS 232 and RS 485 serial interfaces CO M Modem enables connecting multiple devices The number of devices to be connected is defined by standards of serial ports RS 485 allows to connect up to 32 devices and RS 232 lest connecting single device to the M g N modem Single device or several addressable devices can be connected to BSC9000 C ATI O N series modems by using serial connections RS 232 asynchronous bidirectional five wire
9. 9 240 Volts AC DC GOmA OUTPUTS Output Solid state relay Works with 9 240 Volts AC DC 120mA Power Output 12VDC max power 1W galvanically isolated from the system A N D Both input and output do not have any polarity A D D Sample input connections O TIONAL POWER OUTPUT 25 9 Digital Inputs Outputs and Additional Power Output Sample output connections Mh There are also LEDs which visualize the input and output contact states in front panel of modem Input LED turns on when signal is detected in input circuit and Output LED turns on when output circuit is closed set to ON High mode 9 Digital Inputs Outputs and Additional Power Output 26 10 NOTA TION LEDS 2 1 Notation LEDs LEDs are located on front panel of modem and they give information about operation status Following cases can be observed without connecting an external device to the modem Power input is detected Correct login to SIM card Modem is ready to use GSM connection is ready GPRS connection is established Data transmission to GPRS layer from serial input data from modem Data transmission to serial input from GPRS layer data to modem Input circuit is closed Output circuit is closed Signal strength of GSM 3 LEDs When the related state occurs related LEDs turn on and when the state changes related LEDs turn off For signal strength there are three LEDs 1led ON Sig
10. an be saved toa can be opened will be used for If Communication read parameters of file or previously and devices with communication will be established modem It is possibleto saved configu COM ports can is choosen from over TCP IP read or write settings rations can be Serial TCP selections be seen by using Connection COM address and Port on single page or all opened by using defines the connection a See COM Ports Port is entered here settings in software this menu channel that will be used to connect the modem Connection to modem is realized according to the given parameters by using Connect button Related settings are displayed in Settings tab pages Information Bar gives information about current processes Figure 5 7 Software 14 Uf 15 7 Software 7 2 2 Troll Connection with Modem In Connection Details group there are settings for starting a proper communication with the modem Options of this menu are shown in Figure 6 Figure 6 In order to start a communication with the modem a few basic settings should be done in software Local Configuration with Serial Communication First of all serial option should be checked After USB cable is connected and modem usb driver is installed proper COM port should be chosen To choose proper COM port please click on See COM Ports button and view loaded COM ports on your computer Available COM ports can be seen under Ports COM
11. entain 29 12 Installation of MOGEM sssssscsssssssssseeeessees 30 12 1 Inserting SIM Card ssssssssssssssssssessssssssssses 30 12 2 Connecting External Antenna Type SMA raana teenies 31 12 3 Connecting Modem to An External DEVICE rsnenansoannaa ii 31 12 4 Connecting Power Supply sssssssee 32 12 4 1 DC Power Supply sssscssssecssssesssssees 32 12 4 2 AC Power Supply sssssssssecsssessssssees 32 12 4 3 USB Power Supply Configuration MO GE ccrncccssnornarnatannmnunnencanreusie 33 12 5 Mounting the Modem sssssccccessseeees 34 13 WOUDIESNOOUING eateries 35 13 1 Power LED of Modem is not ON 35 13 2 GSM LED of Modem is not ON 35 13 3 GPRS LED of Modem is not ON 35 13 4 Modem does not respond to Troll SOM al E siniraan a 35 14 Document Version ssesssesssssesssessessssssssssssssssess 36 Contents 2 Hf 1 This document includes details about installation and using of BLUSKY e BSM9000 series GSM GPRS modems Aktif Enerji has rights to apply A B 0 UT changes that are not described in this document to the system Our company indicates that performances of products and accessories depend on environmental conditions in usage area TH IS Complete or some of this document can not be used or publish without D 0 C U permission of Aktif Enerji 53 1 About This Document Modem propagates radio frequency RF signals When modem i
12. gets power from battery of your vehicle Battery may be discharged after a while 2 2 Protection of Modem To be sure about correct usage please install and switch on your modem carefully Please do not use your modem in places which has high humidity and high temperature and do not expose your modem to hazardous chemicals water or dust Please do not try to modify or disassembly your modem There is no any part that can be fixed by user This process makes warranty void Please do not drop hit or shake your modem and do not use your modem in extremely shaky environments Please do not pull cable of antenna or power attach remove connector by holding it Please use your modem according to user s manual Using modem unlike as described in this user manual will make warranty of your device void 2 Safety Precations Mh IP address A special number that assigned to a device working on Internet APN Access Point Name GPRS server name that provides data transmission GSM Global System for Mobile Communications Voice data and text message package transmission technology which is commonly used in cell phone GPRS General Packet Radio Service technology which is applied for data package transmission in GSM networks TCP Transmission Control Protocol A data transmission flow control which is applied between devices working in a network Data is sent in packages This protocol
13. ings Network Settings security setings Sms Sending setings Input Output settings Process Log lj RSZ32 Port settings O rs485 Port Settings Baud Rate 9600 x Data Bits Ss g Parity None g Stop Bits 1 Flow Control None x M In this tab active local port of the modem and communication parameters of this port can be set Network Settings Tab APN Name UM APN Passworel Operating Mode Server Mode Server Port 10000 PIN information of SIM card APN settings operation status of modem and restarting time of modem when there is no data transmission can be determined in this tab 7 Software 18 Security Settings Tab y System information Serial Port Settings Network Settings Security Settings SMS Sending Settings Input Output Settings Process Log White ust Black List C None White list or black list filter settings can be done in this tab If black list is activated devices that have IP address and Subnet Mask which is defined in blacklist are not allowed to establish connection with the modem Also if white list is activated only the devices having IP addresses and Subnet masks that are defined in While List are allowed to establish connection with the modem SMS Settings Tab System information Serial Port Settings Network Settings security Settings SMS Sending Settings input Output Settings Process Log SMS Sending Settings Tel Number
14. local device inputs outputs USB input for local configuration and ARM Cortex M3 processor unit that controls all processes in modem Internal GSM GPRS module works at 900 1800Mhz or 850 900 1800 1900Mhz 11 6 Structure of BSC9Z 2 0 Series Modem TM Figure 3 Back view of GSM GPRS Communication Module HU Figure 4 Connector Connection view of GSM GPRS Communication Module Power input of modem accepts voltages between 9 54 DC or 265V AC 50 60Hz It provides ease of use by working with different kind of power supplies according to user needs Also modem supplies 12 Volt DC Voltage output which is isolated from the system galvanically This additional isolated voltage supply lets users to use digital inputs and outputs without need of any additional power supply to complete the input and or output circuit 6 Structure of BSC98 Series Modem 12 Hf 7 7 1 Firmware There is special software in nonvolatile memory of Modem This SO FT software is embedded on an army level stable operating system Also the configuration information are saved in two different memory areas in W AR E modem for safety This software executes all operational processes such as GSM GPRS connections data transmission with serial ports showing operating status with LEDs and showing situations of inputs outputs etc BSC9000 series modems executes all processes automatically once the power supply is connected without giving additional commands C
15. nal strength lt 93dbm 40 2 led ON Signal strength lt 69dbm 80 3 led ON Signal strength gt 69dbm 100 Also there are 2 additional LEDs under the terminal cover in order to show USB connection is ready to use USB connection is physically done Uf BSC9000 series modems lets user to get information from modem via SMS 11 messages User can get SMS messages about following events Modem terminal cover is opened closed S M Violation of white list or black list filter Authentication attempt by using wrong username or password A signal change is detected ON or OFF in digital input of modem GSM signal strength is below user defined threshold level Settings such as message center number in which event the message will be sent telephone number which the message will be sent can be set by using Troll software or BLUSKY ASCII AT commands 11 SMS 28 INSTAL LATION OF MODEM 29 12 Installation of Modem 12 1 Inserting SIM Card Please use a pencil or a paperclip to press eject button of SIM card holder SIM cover will eject a little bit out Then pull out SIM cover completely Do not try to pull up SIM card before pressing the eject button of SIM card holder Do not forget to enter SIM PIN number into your modem otherwise device cannot use the SIM card Modem is equipped with a safety system such that if the PIN number is not correct modem blocks modem start rou
16. ng username or password A signal change is detected ON or OFF in digital input of modem GSM signal strength is below user defined threshold level The digital input in BSC9000 series modems can be used to collect external alarm signals to cumulate the pulses of other gas or water meters to detect instantly door or cubicle openings or similar events Also the digital output in modem lets user to control external alarms motors or similar devices or to generate clock synchronization pulses It is settable to give single pulse or continuous ON signal or continuous OFF signal 5 Principle of Operation 12 6 STRUC TURE OF BSC9000 SERIES MODEM M Figure 2 Front view of GSM GPRS Communication Module BSC9000 series modems can be mounted on a 35mm DIN Rail directly or can be hanged on a wall All connections SIM card slot and connection terminals are covered with a sealable terminal cover Design of modem provides easy connection It is easy to reach all connection terminals and SIM card slot without demounting the modem by opening sealable terminal cover Device has an SMA antenna connector for external antenna connection Long antenna cables can be used where GSM signal strength is low to improve GSM signal strength Internal structure of BSC9000 series modems consists of the following blocks power supply transmission section that provides data transmission by using GSM GPRS RS 232 and RS 485 to communicate with a
17. odem remotely by using TCP IP protocol the modem must operate in server mode 7 Software 16 7 2 3 Troll Reading and Writing Configuration of Modem Once the modem connection is established by using the relevant login information configuration settings and identity information of modem can be read and settings that are permitted to change can be updated In order to realize those operations buttons in Configuration Settings group can be used Menu options are shown in figure 8 Ms 22 Figure 8 __ Configuration Settings With Read button all related information can be read Read information are reported as tabs System Information Tab System Information Serial Port Settings Network Settings Security setings SMS Sending Settings Input Output settings Process Log Date 01 06 2012 g Time 12 28 28 a C Use System Hour Modem System Information Signal Information vergon 2 0 Monet Blusky RSC9000 GPRS modem Production Date 12 05 09 20 13 42 Fi BEL IMEI 361630001385634 Port 10000 Continsus Read Device Name BSCIKKK Sim Pin Status RFADY j Strength 58 Modem Status SERVER LISTENING Time remaining to reset 28m59s 8 The basic information about the modem can be seen in this tab Additionally signal strength level can be monitored Also the time of modem and name of modem can be set from this tab 17 7 Software Serial Port Settings Tab System informaton Serial Port Sett
18. onfiguration status is controlled on every startup disk check if original configuration is defected configuration is reconstructed from a backup and modem continues to work without any interruption Device configuration is saved in a nonvolatile memory so that in case of restart or re run of the device all configurations remain unchanged 7 2 Management Software Troll Troll software is used to display configuration and operation status of modem and to change all operational parameters of BSC9000 series modems It runs on computers with Windows operating system and it is supplied with a modem free of charge It provides executing service commands monitoring operation status of device reading and editing configurations loading factory settings restarting of device updating firmware etc Also this program lets user to set all parameters of modem 15 7 Software Troll can connect BSC9000 series modems by using USB service connection locally Communication Parameters 115200 Baud 8N1 8 data bits 1 stop bit Parity None or remotely via GPRS connection by using TCP IP protocol 7 2 1 Troll Main Window and Functions Install Troll software like any other Windows it works on Win7 Win Vista XP both in 64bit and 32bit systems based software and run it The window on Figure 5 will appear Options on this screen is described below Configuration Settings Configurations Device manager COM Port that group helps to setor c
19. s 2 being used Rules of usage and safety precautions about RF devices should be considered Please pay attention not to use this device in planes hospitals SAFETY petrol stations or places that using of GSM devices is forbidden Please be sure that modem does not do parasitic effects to nearby PR EC AU devices For instance cardiac pacemaker medical equipments Antenna of modem must be kept away from computers office equipments home TIO N S applications etc An external antenna should be connected to modem for proper operation Please use antenna which is approved to use with this modem only When you need to choose a new antenna please contact with our company Antenna must be far away from human body at least 26 6cm Please do not put antenna in metal boxes 2 1 Usage of Modem in a Vehicle In case of modem will be used in a vehicle before finishing the installln case of modem will be used in a vehicle before finishing the installation please control relevant laws and regulations of your country about usage GSM in vehicles Please get installation of modem done to qualified staff Owing to possibility of occurring parasitic effects on your vehicle s electronics please take authorized service of your vehicle advice 2 Safety Precations 4 5 Modem should be connected to power supply system of your vehicle by using a fuse protected terminal in your vehicle s fuse box Please be careful when modem
20. s TCP server or client in GPRS Networks IP address of modem is determined by used SIM card Modem is started as a server or client device according to its configuration automatically When the modem is started it controls SIM card signal strength and GSM network availability then it logins to APN by using previously configured login information The relevant service is started by successful login to APN Modem has features to provide data flow diagnostics If the signal strength is too low or the data cannot be transmitted for a certain period of time or there is a time period which is previously defined by the user to restart the modem modem reinitiates the GPRS network connection and logins to APN again BSC9000 series modems work transparently It makes communication possible independent from the connection s protocol with all transmission channels Figure 1 shows all existing transmission channels The modem postpones the restart procedure if there is a data transmission and or USB configuration cable is actively connected The data coming from GPRS network is buffered in internal memory and it is sent serially from a local transmission channel which is set previously by user Similarly data coming from serial channel is buffered in size of TCP packages in internal memory and sent to GPRS network D PRIN CIPLE OF OPE RATION wore 5 Principle of Operation 8 B o Channel Database Y Channel
21. s shown in Figure 12 Please pay attention to specifications that are below about power supply Input Voltage Interval 9V 56V Max Current 2A Modem will be switched on automatically and power LED will be turned on AC DC Adapter or Battery f End of Cable Figure 12 12 4 2 AC Power Supply AC power cables should be connected to power connector as shown in Figure 13 Please pay attention to specifications that are below about power supply Input Voltage Interval 85 265V AC 50 60Hz Max Current 2A 5351 12 Installation of Modem Modem will be switched on automatically and power LED will be turned on 85 265V AC 50 G0Hz Mh Figure 13 12 4 3 USB Power Supply Configuration Mode Modem can also be power by just connection the USB cable In this case the GPRS connection layer will not be functional This mode is supplied to make easy and fast configurations via just connecting USB cable Features related to GPRS module like reading signal strength the IMEI f number and the message center number will not be available in this mode j 12 Installation of Modem 32 12 5 Mounting the Modem To mount the modem put it to DIN rail lean the module with springs against the lower edge of DIN rail and lastly lift device up firmly and press towards to the rail DIN rail aparatus is shown in Figure 14 Ls ee Figure 14 55 12 Installation of Modem Uf 13 1
22. te and tme informadon is written Device name is written Date and time information is written Connected to system Signal value is read TP and Port values are read Remaning tme to resets read Modem status information is read Sim pin information is read Device name informadon s read i In this tab user can monitor the history of program usage and realized commands 7 Software 20 Uf 21 7 Software 7 2 4 Troll Saving Configurations and Reading Saved Configurations Configurations can be saved into a file so that same configurations can be applied to multiple modems easier and faster and also used configurations can be archived Current settings of modem can be saved in a file or previously saved configurations can be opened by options in Save Open Configuration menu group Menu options are shown in Figure 9 7 Figure 9 7 2 5 Troll Issues That Must be Considered Before Usage For the first connection the user must use local serial connection method If the network settings are done properly the modem can get a valid IP and then it will be available to connect the modem remotely over GPRS by using the IP and port information that are also displayed in System Information tab The modem cannot attach itself to GPRS channel and get a valid IP address unless valid APN login information is set in the modem Please contact your SIM card supplier if you are not sure about your APN settings APN name login info
23. tine and does not Y continue until new PIN is set Insert SIM card to its holder and be sure that it is inserted completely Insert SIM connector to its slot again 12 2 Connecting External Antenna Type SMA Connect external antenna having SMA male connector to antenna input of your modem as shown in Figure 11 Please make sure about connector is connected tightly and antenna has 50ohm impedance which is appropriate for GSM frequency Please use antennas designed for GSM devices Inappropriate antennas will affect communication negatively and will damage your modem male connector of antenna cable Figure 11 12 3 Connecting Modem to An naani Device Modem can be connected to any device that have RS 232 or RS 485 serial output In order to connect the modem to an RS 485 device via 2 or 4 wire connection setup notations on modem terminal block must be used for physical connection and RS 485 output must be activated in modem with correct connection parameters In order to connect the modem to a RS 232 device please use a standard DB9 Female connector with standard RS 232 connections and please set the active serial port of modem to RS 232 output with correct connection parameters The digital input and output connections and settings can also be done in same manner 12 Installation of Modem 30 12 4 Connecting Power Supply 12 4 1 DC Power Supply DC adapter should be connected to power connector a
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