Hardware Manual
Contents
1. Signal Pin Signal GND 1 2 GND GND 3 4 GND VCC 5 6 VCC VCC 7 8 VCC RTS 9 10 USB_VBUS RXD 11 12 USB_DP DSR 13 14 USB_DN CTS 15 16 DCD 17 18 DTR 19 20 S TXD 21 22 RI 23 24 RESET 25 26 3 S 27 28 S 29 30 S 31 32 33 34 2 35 36 37 38 39 40 2 41 42 43 44 SIM RST 45 46 SIM CLK S 47 48 SIM VCC 3V GPRS 49 50 SIM PD IGN 51 52 SIM DIO 53 54 gt S 55 56 57 58 59 60 61 62 S 63 64 S 65 66 a 67 68 a 69 70 S not yet supported Reserved for future use do not connect 3 All serial signals are logic level 2009 BECK IPC GmbH Page 6 GMO1 Hardware Manual V1 0 BECK 3 1 1 Signal Description Signal Description I O Active Internal Parameter Conditions Level Name H L PU PD Min Typ Max Unit Power GND Ground Vin 3 3 3 6 4 2 V vee DC power S 2 A SEN lorr 65 HA Serial I L 100k TxD SES PU Vin 20 28 30 v RXD UARTRxD O L L 100k Vu 0 0 3 V RTS UART RTS SS CTS UART CTS O L I L 100k DTR UART DTR es VoH 2 6 2 8 V DSR UART DSR O L eee mA DCD UART DCD L VoL 0 03 V RI UART RI o L SIM Card SIM I L 100k Vin Per 2 0 2 8 3 0 V SIM PD N presence PU Vi ISO 7816 31C 0 3 V Bi detect specifications O H Vou 2 7 2 85 2 95 IV sim_vcc SIM supply 1 65 18 195 v SIM RST N SIM reset O L VOH SIM_ SIM serial YO2. I Tap M 0 2C Soldering part A 4 0 mm B 5 0 mm L 3 0 mm M M3 Dimensions Beck Order No MAC8 Order Number 567528 CHIP GM SP01 2SSA 3 0 Power Supply Special care must be taken when designing the power supply of the GM01 The single external DC power source indirectly supplies all the digital and analog interfaces but also directly supplies the RF power amplifier PA Therefore any degradation in the power supply performance due to losses noises or transients will directly affect the GM01 performance The burst mode operation of the GSM transmission and reception draws instantaneous current surges from the power supply which causes temporary voltage drops of the power supply level The transmission bursts consume the most instantaneous current and therefore cause the largest voltage drop If the voltage drops are not minimized the frequent voltage fluctuations may degrade the GM01 performance 33v vcc 300mY il max d Ems 575us Tx Transmission power drops It is recommended that the voltage drops during a transmit burst will not exceed 300mV measured on the G24 L interface connector In any case the G24 L supply input must not drop below the minimum operating level during a transmit burst Dropping below the minimum operating voltage may degrade the module performance 2009 BECK IPC GmbH Page 14 GMO1 Hardware Manual V1 0 BECK To minimize the losses and
3. Service should only be performed by Beck IPC e Do not paint your product as the paint could prevent normal use e If you will not be using your product for a while store it in a place that is dry free from damp dust and extreme heat and cold e The cooling of the end product shall not negatively be influenced by the installation of the module 10 3 Radio Frequency Exposure The GM01 module contains a small radio transmitter and receiver During communication via GPRS PSM the GM01 Module receives and transmits radio frequency RF electromagnetic fields microwaves in the frequency range 800 to 1900 MHz The output power of the radio transmitter is very low When using the GM01 module you will be exposed to some of the transmitted RF energy This exposure is well below the prescribed limits in all national and international RF safety standards and regulations 10 4 Electronic Equipment Most modern electronic equipment for example in hospitals and cars is shielded from RF energy However certain electronic equipment is not Therefore Note This equipment emits RF energy in the ISM Industrial Scientific Medical band Please insure that all medical devices used in proximity to this device meet appropriate susceptibility specifications for this type of RF energy 2009 BECK IPC GmbH Page 23 GMO1 BECK Hardware Manual V1 0 10 5 Potentially Explosive Atmospheres Turn off your electronic device before entering an
4. 301 489 7 Safety compliance EN 60950 2009 BECK IPC GmbH Page 25 GMO1 Hardware Manual V1 0 BECK 12 History Revision Date Author Comments V0 00 18 11 2008 T Kurth initial version V0 1 12 03 2009 T Kurth TXEN removed minor changes V1 0 24 04 2009 T Kurth First release IGN added at 3 1 2000 2009 BECK IPC GmbH All rights reserved No part of this document may be copied or reproduced in any form or by any means without the prior written consent of BECK IPC GmbH The information in this document is subject to change without notice Devices sold by BECK IPC GmbH Are covered by warranty and patent indemnification provisions appearing in BECK IPC GmbH Terms and Conditions of Sale only BECK IPC GmbH MAKES NO WARRANTY EXPRESS STATUTORY IMPLIED OR BY DESCRIPTION REGARDING THE INFORMATION SET FORTH HEREIN OR REGARDING THE FREEDOM OF THE DESCRIBED DEVICES FROM INTELLECTUAL PROPERTY INFRINGEMENT BECK IPC GmbH MAKES NO WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY PURPOSE BECK IPC GmbH Shall not is responsible for any errors that may appear in this document BECK IPC GmbH makes no commitment to update or keep current the information contained in this document Life critical applications These products are not designed for use in life support appliances aeronautical applications or devices or systems where malfunction of these products can reasonably b
5. H 5 1k PU VCC SIM_DIO data VOL 0 0 4 v SIM CLK SIM clock O H Control I H 15kPU Vin 20 vcc 16 V IGN Ignition input Vi i o y Reset signal O L Vou lour lt 4 mA 2 6 2 8 V RESET_N output Vou 0 03 v GPRS cover O L Vou louts 4 MA 2 6 2 8 V GPRS age indicator VoL 0 0 3 V 2009 BECK IPC GmbH Page 7 GMO1 Hardware Manual V1 0 BECK Signal Description I O Active Internal Parameter Conditions Level Name H L PU PD Min Typ Max Unit USB USB bus I H Vin Per USB 45 5 0 5 25 IV USB_VBUS power Vi Specification 0 0 2 V USB bus YO H Vin Rev 1 1 3 0 3 3 3 6 V USB_DP serial data Vit 0 08 v USB bus YO FL Vou 3 0 3 3 V USB DN serial data VoL 0 0 3 V 3 2 Antenna Connector The antenna connector is an RF MMCX connector To connect an external antenna an MMCX to SMA adapter cable is needed 2009 BECK IPC GmbH Page 8 GMO1 BECK Hardware Manual V1 0 4 Interface Description The main interface of the GM01 is a standard serial connection UART with two data signals handshake RTS CTS and status lines DTR DSR So the GM01 can be handled like any serial interface The module supports baud rates from 300 baud to 115 2 kbaud The serial connection is logic levelled using 0 3 VDC The reset output is used to indicate a reset of the module The reset output and the GP
6. The G24 L module is compliant with applicable FCC IC and European R amp TTE requirements The integrated system incorporating the GMO1 module may be subject to further regulations and standards Motorola strongly recommends that the system integrator seeks professional advice regarding the regulations and standards that apply to their product The Federal Communications Commission FCC requires application for certification of digital devices in accordance with CFR Title 47 Part 2 and Part 15 This includes Electromagnetic Energy Exposure EME testing As the GM01 modem is not a standalone transceiver but is an integrated module the GM01 cannot be tested by itself for EME certification It is however the integrator s responsibility to have the completed device tested for EME certification The module is compliant to European R amp TTE directive requirements however the complete system host plus GM01 module may be subject to R amp TTE or other directives for instance the EMC directive 2004 108 EC Motorola strongly recommends that the system integrator seek professional advice regarding the applicable standards and directives and most efficient route to demonstrating compliance and required product markings The GM01 module is compliant to FCC IC and R amp TTE requirements allowing use within Europe and North America Use in other regions may require regional type approvals which the manufacturer of the final product integration or res
7. area with potentially explosive atmosphere It is rare but your electronic device could generate sparks Sparks in such areas could cause an explosion or fire resulting in bodily injury or even death Areas with a potentially explosive atmosphere are often but not always clearly marked They include fuelling areas such as petrol station below deck on boats fuel or chemical transfer or storage facilities and areas where the air contains chemicals or particles such as grain dust or metal powders 10 6 Safety Compliance In order to fulfil the safety standard EN 60950 1 2001 the CHIP GM01 must be supplied by a Class 2 Limited Power Source 10 6 1 Power Supply TheGMT01 module must be supplied by a limited power source according to EN 60950 1 e Connect your power supply only to designated power sources as marked on the product e Make sure all cords and cable are positioned so that they will not be stepped on tripped over or otherwise subject to damage or stress e To reduce risk of electric shock unplug the unit from any power source before attempting to clean it 2009 BECK IPC GmbH Page 24 GMO1 BECK Hardware Manual V1 0 THE POINT OF SYNERGY 11 Type Approval and Compliance Type Approval R amp TTE Europe FCC CFR 47 part 15 22 24 IC Industry Canada GCF 3 27 1 NAPRD 3 14 0 Certifications and Compliance R amp TTE LVD 2006 95 EC EMC Directive 89 336 EEC EN 301 489 1 EN
8. from users and nearby persons and must not be co located or operating in conjunction with any other antenna or transmitter 2009 BECK IPC GmbH Page 20 GMO1 BECK Hardware Manual V1 0 e The combined cable loss and antenna gain must not exceed 6 8 dBi 850 band The combined cable loss and antenna gain must not exceed 2 2 dBi and total system output must not exceed 2 0W EIRP in the PCS 1900 band in order to comply with the EIRP limit of 24 232 b OEM installers must be provided with antenna installation instruction and transmitter operating conditions for satisfying RF exposure compliance e For system integrations requiring higher antenna gain or position closer than 20cm from the body SAR compliance testing of the completed product will be required It is strongly recommended that the system integrator seeks the advice of a suitably accredited test laboratory to develop a test plan and carry out necessary testing 9 2 1 2 Caution Any changes or modifications NOT explicitly APPROVED by BECK IPC could cause the module to cease to comply with FCC rules part 15 and thus void the user s authority to operate the equipment 9 3 Compliance with RoHS directive 7 The CHIP GM01 is produced according to the RoHS Restriction of the use of certain Hazardous Substances in electrical and electronic equipment directive and complies with the directive 2009 BECK IPC GmbH Page 21 GMO1 BECK Hardware Manual V1 0 10
9. GMO1 BECK Hardware Manual V1 0 Hardware Manual GSM GPRS MODULE CHIP GM01 Order No CHIP GM01 566813 2009 BECK IPC GmbH Page 1 GMO1 BECK Hardware Manual V1 0 Table of Contents o a EE E EARE 3 2 Fedeli 4 S PIN RI oil In EN 5 3 1 Digital Intertace mmmmeremiNmimmieemmei n i n emmmeeN ImmaNImmmaNem mmamNmimNm me 5 3 1 1 Signal DESCAPIO Nati aaa 7 3 2 Antenna Connector aa ie ata 8 4 Interface Description i 9 4 1 Operating le 9 4 2 Switching Operating Modes i 9 Werer 10 5 1 Absolute Maximum Ratings iii 10 5 2 Recommended Operating Ranges nano cnn nro rnat rra 10 5 2 1 GSM GPRS features 11 6 PCB Board Te 12 6 1 MOUNTING eege ee oa eee 12 6 1 1 A o eege EE Ee Eden es 12 6 1 2 ell ele ee EE 13 6 1 3 ee TEE 14 6 2 Power SUPPLY EE 14 7 Mechanical Characietistios lea 16 8 ACCESSONES AAA STATA 17 9 Regulatory Information EEN 18 9 1 Declaration of Conformity i 19 9 2 IC and FCC Compliance for CHIP GM01 00 0 0 ceeeceeececcceceeee cece eecacaeeeeeeeseeeceacaeeeeeeeeeeseesncaeeeeees 20 9 2 1 Je eeler 20 9 3 Compliance with RoHS directive no nncnnnnnnnannn nn nn cnnnnneninnnnes 21 10 Guidelines for Efficient and Safe Use nnna 22 10 1 General ii rara 22 10 2 Bee Tee 23 10 3 Radio Frequency EXPOSUre ririci Rada 23 10 4 Electronic e e E E 23 10 5 Potentially Explosive Atmo
10. Guidelines for Efficient and Safe Use 10 1 General Read this information before using your GM01 module Note Changes or modifications to the product not expressly approved by Beck IPC GmbH will void the user s authority to operate the equipment The following general safety precautions must be observed during all phases of operation service and repair of the equipment described in this manual Failure to comply with these precautions or with specific warnings elsewhere in this manual violates safety standards of design manufacture and intended use of the equipment Motorola Inc assumes no liability for the customer s failure to comply with these requirements The safety precautions listed below represent warnings of certain dangers of which we are aware You as the user of this product should follow these warnings and all other safety precautions necessary for the safe operation of the equipment in your operating environment Ground the instrument Only suitably qualified individuals should work on the product and host system Consideration should be given to the safest grounding arrangement for the host application Do not operate in an explosive atmosphere Do not operate the equipment in the presence of flammable gases or fumes Operation of any electrical equipment in such an environment constitutes a definite safety hazard Do not service or adjust alone Do not attempt internal service or adjustment unless another person capab
11. RS output can be connected to any PIO of the SC1x3 SC23 to any other digital logic or left unconnected if not needed 4 1 Operating modes The GM01 indicates its operating mode using the PIOs mentioned above Mode Description Feature Not Powered VCC supply is disconnected The GM071 is off Any signals connected to the interface connector must be set low or tri state RESET TValdVCC supply The GM01 interfaces are off Any RESET_N signal is enabled low signals connected to the interface connector must be set low or tri stated Idle RESET_N signal is disabled high The GM01 is fully active registered CTS_N and DSR_N signals are to the GSM network and ready to enabled low communicate This is the default power up mode Sleep RESET_N signal is high The GM01 is in low power mode CTS_N signal is disabled The application interfaces are disabled but GM01 continues to monitor the GSM network GPRS data RESET_N signal is high A GSM GPRS data transfer is in progress When the call terminates GMO1 returns to the las operating state Idle or Sleep 4 2 Switching Operating Modes In order to switch the GM01 from RESET mode to Idle mode the IGN pin has to be activated The new status idle is indicated by the RESET pin and the CTS pin The RESET pin turns to inactive high and the CTS pin is asserted to low after a short time The device is switched off by switching IGN back to low The sleep mode is entered and left by so
12. UTF8 UCS2 ASCII GSM 8859 1 Status Indicators GSM GPRS coverage Reset Table 5 3 GSM features 2009 BECK IPC GmbH Page 11 GMO1 BECK Hardware Manual V1 0 6 PCB Board Design 6 1 Mounting 6 1 1 Connector One Piece Interface Board to Board connector Dimensions A 17mm B 17 7 mm C 21 3 mm Beck Order No 567527 CHIP GM EMC01 Molex Order No 52991 0708 Layout Suggestion Hi N 3 ie 4H eo SU OH Y NAAA 1 AV y e A A A y HEURE A d 2009 BECK IPC GmbH Page 12 GMO1 Hardware Manual V1 0 BECK 6 1 2 SIM Card Holder A 100 nF capacitor shall be placed at SIM_VCC line next to the SIM card holder A 56 Ohm series resistor shall be placed in the SIM_DIO line A 100 Ohm series resistor shall be placed in the SIM_CLK line Schematic example SIM_Y CC SIM_RST_N SIM_CLK G24 L SIM_PD_N SIM_DIO ooo Jl JL HH i Beck Order No 567529 CHIP GM SIM01 FCI 7111S1615A02LF Layout Suggestion SCALE 4 1 58 TJ 2009 BECK IPC GmbH Page 13 GMO1 BECK Hardware Manual V1 0 6 13 Spacer 6 2 For proper mechanical fixation two spacers are needed They are soldered to the PCB and provide metric thread M3 0 2C Adsorption cover part Y I 1 H I H 4 L eg
13. ce CFR 47 Part 15 19 specifies label requirements The following text may be on the product user s manual or container This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation CFR 47 Part 15 21 Information to user The user s manual or instruction manual for an intentional or unintentional radiator shall caution the user that changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment In cases where the manual is provided only in a form other than paper such as on a computer disk or over the Internet the information required by this section may be included in the manual in that alternative form provided the user can reasonably be expected to have the capability to access information in that form CFR 47 Part 15 105 Information to the user b For a Class B digital device or peripheral the instructions furnished the user shall include the following or similar statement placed in a prominent location in the text of the manual Note This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmf
14. e expected to result in personal injury Right to make changes BECK IPC GmbH reserves the right to make changes without notice in the products including software described or contained herein in order to improve design and or performance Beck IPC GmbH assumes no responsibility or liability for the use of any of these products 2009 BECK IPC GmbH Page 26
15. eller will be responsible for procuring Many regional type approvals are based upon compliance to FCC R amp TTE ETSI and other standards that the GM01 is compliant with It is strongly recommended that professional advice be sought before placing the finished integrated product on the market to establish local approval and marking requirements 2009 BECK IPC GmbH Page 18 GMO1 BECK Hardware Manual V1 0 9 1 Declaration of Conformity CE We Beck IPC GmbH Gr ninger Weg 24 35415 Pohlheim Garbenteich Germany declare under our sole responsibility that our product CHIP GM01 566813 to which this declaration relates conforms to the following product specifications R amp TTE Directive 1999 5 EC The following harmonized standards and normative documents are those to which the product s conformance is declared by specific reference to the essential requirements of Article 3 of the directive Article 3 1 a Not applicable for this type of product Article 3 1 b EN 301 489 1 EN 301 489 7 Article 3 2 EN 301 511 02 02 09 Pohlheim Garbenteich Germany Thomas Schumacher Business manager of Beck IPC GmbH 2009 BECK IPC GmbH Page 19 GMO1 BECK Hardware Manual V1 0 9 2 9 2 1 9 2 1 IC and FCC Compliance for CHIP GM01 IC Compliance The following paragraphs must be addressed by the integrator to ensure their host is in compliance to the GM01 FCC grant and or the FCC grant of the host devi
16. ftware 2009 BECK IPC GmbH Page 9 GMO1 Hardware Manual V1 0 mici 5 Characteristics 5 1 Absolute Maximum Ratings Parameter Min Max Unit Storage Temperature 40 85 C Supply Voltage Vcc 0 4 5 Vv Digital Input Signals GM01 powered on 0 3 V Except for IGN VBUS USB DP USB DN Digital Input Signals GM01 powered off 0 0 2 V Except for IGN VBUS USB DP USB DN IGN 0 16 V VBUS 0 5 5 V USB_DP USB_DN 0 5 V Table 5 1 Absolute Maximum Ratings 5 2 Recommended Operating Ranges Under operating ranges unless otherwise noted Note Exposure to conditions beyond those listed here may adversely affect the lifetime and reliability of the device Parameter Min Typ Max Unit Supply Voltage Vcc 3 3 4 2 V Current consumption RESET mode 50 uA Idle mode 20 mA Sleep mode A GPRS Class 10 3 3 m 2 TX slot 500 mA 3 RX slot Max TX burst current 2000 mA Operating temperature 20 75 C Table 5 2 Recommended Operating Ranges 2009 BECK IPC GmbH Page 10 amo Hardware Manual V1 0 5 2 1 GSM GPRS features Parameter Data RF output power max GSM 850 900 Class 4 max 33 2 dBm RF output power max DCS 1800 PCS1900 Class 1 max 30 2 dBm GPRS Multi slot class 10 4 Rx 2 Tx 5 Sum Max downlink BR 85 6 kbps Coding scheme CS1 CS4 CSD Max BR 14 4 kbps SMS MO MT Text and PDU modes Cell broadcast Character Sets
17. le of rendering first aid is present There are no user serviceable parts inside the GM01 module Keep away from live circuits Operating personnel must not remove equipment covers Only Factory Authorized Service Personnel or other qualified maintenance personnel may remove equipment covers for internal subassembly or component replacement or any internal adjustment not replace components with power cable connected Under certain conditions dangerous voltages may exist even with the power cable removed e always disconnect power and discharge circuits before touching them Do not substitute parts or modify equipment Because of the danger of introducing additional hazards do not install substitute parts or perform any unauthorized modification of equipment Contact Motorola Warranty and Repair for service and repair to ensure that safety features are maintained 2009 BECK IPC GmbH Page 22 GMO1 BECK Hardware Manual V1 0 10 2 Product Care e Do not expose your product to liquid or moisture e Do not expose your product to extreme hot or cold temperature see section 5 2 for further information e Do not expose your product to lit candles cigarettes cigars open flames etc e Do not drop throw or try to bend your product since rough treatment could damage your product e Do not attempt to disassemble your product Doing so will void warranty The product does not contain consumer serviceable or replaceable components
18. spheres rr nn nnnn nn nr nnmnnn ennn 24 10 6 Safety Compltance mm 24 10 6 1 POWCRSUPDIY E 24 11 Type Approval and Compliance ai 25 12 MISION EE 26 2009 BECK IPC GmbH Page 2 GMO1 BECK Hardware Manual V1 0 1 Overview The CHIP GM01 from Beck IPC has been developed for an easy integration of GSM GPRS into industrial devices The provided software API library is ready to use together with a SC123 SC143 or SC23 only The module minimizes the work needed to implement GSM GPRS in a device as it provides all hardware type approval EMC certification etc It is developed for reliable high demanding industrial devices applications It requires no external components except an antenna to transfer an IPC CHIP into a GSM GPRS device 2009 BECK IPC GmbH Page 3 GMO1 BECK Hardware Manual V1 0 2 Features e Serial connection e High performance throughput e Supported standards e Wide temperature range e GSM CSD service e Power save control e GPRS service e Short message service SMS 2009 BECK IPC GmbH Page 4 GMO1 BECK Hardware Manual V1 0 3 Pin Description 3 1 Digital Interface Pin 1 Pin 69 Pin 2 j Pin 70 Antenna connector Figure 3 1 Connectors of the GM01 looking from the bottom side 2009 BECK IPC GmbH Page 5 GMO1 Hardware Manual V1 0 BECK
19. transients on the power supply lines it is recommended to follow these guidelines e Use a 1000 UF or greater low ESR capacitor on the G24 L supply inputs The capacitor should be located as near to the G24 L interface connector as possible Use low impedance power source cabling and board routing e Use cabling and routing as short as possible Capacitor Usage Description 1000 uF GSM Transmit current surge Minimizes power losses during transmit bursts Use maximum possible value 10 nF 100 nF Digital switching noise Filters digital logic noisesfrom clocks and data sources 8 2 pF 10 pF 1800 1900 MHz GSM EMI Filters transmission bands 33 pF 39 pF 850 900 MHz GMS EMI Filters transmission bands 2009 BECK IPC GmbH Page 15 GMO1 BECK Hardware Manual V1 0 THE POINT OF SYNERGY 7 Mechanical Characteristics 23 9 0 1 GM01 Application Board 2009 BECK IPC GmbH Page 16 GMO1 BECK Hardware Manual V1 0 THE POINT OF SYNERGY 8 Accessories Accessory Description Approval for use in Manufactur Order USA and Canada No Pigtail MMCX to Cable length 130mm no 2J antenna SMA adapter cable conceptor C05C88 015 130mm Antenna SMA M vertical polarization 2 2dBi no 2J antenna 90 dgr gain size 96 5 mm SMA male conceptor connector 90 2J010 2009 BECK IPC GmbH Page 17 GMO1 BECK Hardware Manual V1 0 9 Regulatory Information
20. ul interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may 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 relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help Note The unit must be installed in a manner that provides a minimum separation distance of 20 cm or more between the antenna and persons and must not be co located or operate in conjunction with any other antenna or transmitter to satisfy FCC RF exposure requirements for mobile transmitting devices 1 Antenna The module type CHIP GM01 is for OEM integrations only In the end user product the module shall be professionally installed in such a manner that only the authorized antennas can be used Antenna Installation e The antenna installation must provide a minimum separation distance of 20 cm
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