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OGi Modem 

Hardware Guide 

 

 

T401, Version .15 

 

 

 

© ORBCOMM Proprietary 

Jan 2016 

 

Summary of Contents for OGi

Page 1: ...OGi Modem Hardware Guide T401 Version 15 ORBCOMM Proprietary Jan 2016 ...

Page 2: ...oftware or documentation All trademarks or registered trademarks are the property of their respective owners INMARSAT the Inmarsat logo and IsatData Pro are trademarks of Inmarsat used under license by SkyWave an ORBCOMM company Inmarsat is not responsible for the operation and regulatory compliance of the products and services referred to in this document that connect to the Inmarsat system ORBCO...

Page 3: ...i Modem 10 1 2 1 Remote Antennas 10 1 2 2 Unpackaged Antennas 11 1 3 Key Features and Benefits 12 1 4 Operating Modes 12 1 4 1 Satellite Modem 12 1 4 2 GNSS Receiver 12 2 Compliance 13 3 Specifications 14 3 1 Connector 14 3 1 1 Pin Designations 14 3 1 2 Pin Descriptions 14 3 2 RF Connector 15 3 3 RF Connection Specifications 16 3 4 Power 16 3 4 1 Average Power Consumption 16 3 4 2 Inrush Current 1...

Page 4: ...29 4 3 EMI EMC Guidelines 29 4 3 1 Typical Integration 30 4 3 2 Antenna Cable Guidelines 30 4 3 2 1 General Guidelines for Antenna Positioning 30 4 3 3 Host Shielding 30 4 3 4 Decoupling 31 4 4 Maximum Current 31 4 5 Enclosure Design 31 4 5 1 Label Guidelines 32 4 5 2 Mating Connector Guidelines 32 4 6 Modem Mounting Guidelines 32 4 7 Unpackaged Antenna Mounting Guidelines 33 5 Antenna Installatio...

Page 5: ... 23 Figure 15 Standard Unpackaged Antenna Top View mm 23 Figure 16 Standard Unpackaged Antenna Side View mm 24 Figure 17 Unpackaged Antenna Standard and Low Elevation Bottom View mm 24 Figure 18 Unpackaged Antenna Low Elevation Top View mm 25 Figure 19 Unpackaged Antenna Low Elevation Side View mm 25 Figure 20 Mobile ID Location 28 Figure 21 Typical OEM Integrator Modem Design 30 Figure 22 Modem M...

Page 6: ...and are subject to change without notice CAUTION This safety symbol warns of possible hazards to personnel equipment or both It includes hazards that will or can cause personal injury property damage or death if the hazard is not avoided Note A note indicates information with no potential hazard A note indicates points of interest or provides supplementary information about a feature or task Numbe...

Page 7: ... liability is limited to the cost of repair or replacement of any of ORBCOMM s products during the warranty period To the maximum extent permitted by applicable law ORBCOMM s total liability for damages of any kind whether based on breach of contract tort including negligence product liability incidental special consequential indirect or similar damages with product application and usages will be ...

Page 8: ...ith the product s misuse Please check your agreement for warranty details and conditions The end user s only remedy or recourse is against the Purchaser and any experience with defective products should be communicated to the authorized distributor from whom they have been purchased Shipping of defective product back to the authorized distributor will be in accordance with the authorized distribut...

Page 9: ...onitoring and control 1 1 Overview of the Messaging System The IsatData Pro service allows OEM Integrators to offer particular applications and or services to their clients As shown in Figure 1 the OEM Integrator communicates with the modem through a centralized gateway The gateway is the communications hub of the system controlling access to the modem and routing traffic to the modem regardless o...

Page 10: ... integration risk when the modem is co located with other electronics Figure 2 OGi Modem 1 2 1 Remote Antennas Two passive antenna types are available a standard antenna Figure 3 and a low elevation antenna Figure 3 The standard antenna has an elevation angle of 20 to 90 and the low elevation antenna has an elevation angle of 15 to 90 The OEM Integrator is responsible for providing a specific RF c...

Page 11: ...t standard antenna shown 1 2 2 Unpackaged Antennas Both antenna types standard and low elevation are also available in an unpackaged form Both feature an IPX connector for connection to the modem and four mounting holes for installation Figure 5 Unpackaged Standard Antenna Standard Antenna Low Elevation Antenna ...

Page 12: ...ayload and latency capabilities 1 4 Operating Modes 1 4 1 Satellite Modem For the most part the modem operates independently from the host application The modem operating modes are described in Table 1 Table 1 Satellite Modem Operating Modes Operating Mode Description Transmit Mode In transmit mode the modem is transmitting a signal to the gateway Receive Mode In receive mode the modem is attempti...

Page 13: ...equirements and electrical and safety codes wherever the enclosures are sold or used As the OEM Integrator s enclosure contains the OEM Integrator s power supply and possibly other circuitry that affects the modem the OEM Integrator most likely needs to perform additional testing or repeat some of the tests listed below Inmarsat Type Approval Industry Canada RSS 170 Pending FCC Part 25 CFR Title 4...

Page 14: ...1 1 Pin Designations Figure 7 shows the pin number designations Figure 7 Modem Connector Pinout Top View of Modem odd numbers Figure 8 Modem Connector Pinout Bottom View of Modem even numbers 3 1 2 Pin Descriptions Table 2 contains the modem pin assignments Table 2 Modem Electrical Pin Assignment Pin Name I O Voltage Description 1 Reserved Do not connect 2 MAIN_POWER I 5 0 15 0 VDC 3 Reserved Do n...

Page 15: ...ct 18 GND Ground 19 20 Reserved Do not connect 21 GND Ground 22 23 Reserved Do not connect 24 MAIN_POWER I 5 0 15 0 VDC Input voltage 25 Reserved Do not connect 26 GND Ground 27 GND Ground 28 Reserved Do not connect 29 GND Ground 30 1PPS O 3 3 V logic level Output 31 33 Reserved Do not connect 34 GND Ground 35 GND Ground 36 39 Reserved Do not connect 40 GND Ground 41 49 Reserved Do not connect 50 ...

Page 16: ...is on its default and steady state is satellite communications receive current unless it is transmitting or acquiring a GPS fix Table 3 shows power averages at room temperature 22 C taken from startup to registration for three MAIN__POWER voltage Table 3 Typical Power Consumption current Parameter Current 5 VDC 8 VDC 12 VDC GPS Fix 150 mA 100 mA 70 mA Satellite communications receive 170 mA 110 mA...

Page 17: ...6 VDC MASTER_RX input 2 7 3 3 3 6 VDC DEBUG_TX output 2 7 3 3 3 6 VDC MASTER_TX output 2 7 3 3 3 6 VDC 3 5 1 Master Reset The MASTER_RESET resets the modem to its default startup state The MASTER_RESET pin is open drain and has an internal 10 KΩ pull up Parameter Maximum Units MASTER_RESET pulled high 3 3 V MASTER_RESET 500 µA 3 6 Frequency The table below lists the modem s operating frequencies P...

Page 18: ... 1s 1s 1s Sensitivity Tracking 163 dBm 164 dBm 162 dBm Hot Start 156 dBm 156 dBm 156 dBm Cold Start 147 dBm 147 dBm 147 dBm Accuracy Horizontal Position CEP 3 2 5 2 0 m Velocity 0 05 m s Heading 0 3 degrees 3 8 1 1PPS Signal The 1PPS signal is available in the modem It outputs a pulse per second by default provided a valid GPS signal is present If the GPS signal is blocked the 1PPS stops By defaul...

Page 19: ...sure Material Lexan EXL 9330 3 9 3 Packaged Antenna Low Elevation Parameter Value Mass excludes cable side entry version 367 g Enclosure Material Lexan EXL 9330 3 9 4 Unpackaged Antenna Standard Parameter Value Mass 92 g UV Resistance No inherent UV stability 3 9 5 Unpackaged Antenna Low Elevation Parameter Value Mass 68 g UV Resistance No inherent UV stability ...

Page 20: ...OGi Modem Hardware Guide T401 Version 15 20 ORBCOMM Proprietary 3 10Physical Dimensions All dimensions are shown in millimeters mm 3 10 1 OGi Modem Figure 9 Top View Dimensions mm ...

Page 21: ...OGi Modem Hardware Guide ORBCOMM Proprietary 21 T401 Version 15 Figure 10 Side Views mm Figure 11 Bottom View ...

Page 22: ...MM Proprietary 3 10 2 Packaged Antenna Standard Figure 12 Packaged Antenna Standard and Low Elevation Bottom View mm Figure 13 Packaged Standard Antenna Height Dimensions mm 126 2 0 2 2 x 112 8 4 x 15 9 35 5 0 2 46 5 0 2 4 x 5 500 HOLE 2 x 72 4 25 0 3 ...

Page 23: ...OGi Modem Hardware Guide ORBCOMM Proprietary 23 T401 Version 15 Figure 14 Packaged Low Elevation Antenna Height Dimensions mm Figure 15 Standard Unpackaged Antenna Top View mm 76 0 3 ...

Page 24: ...OGi Modem Hardware Guide T401 Version 15 24 ORBCOMM Proprietary Figure 16 Standard Unpackaged Antenna Side View mm Figure 17 Unpackaged Antenna Standard and Low Elevation Bottom View mm ...

Page 25: ...OGi Modem Hardware Guide ORBCOMM Proprietary 25 T401 Version 15 Figure 18 Unpackaged Antenna Low Elevation Top View mm Figure 19 Unpackaged Antenna Low Elevation Side View mm ...

Page 26: ...ibration The packaged antenna meets all its specifications during exposure to random vehicular vibration levels per SAE J1455 section 4 9 4 2 and MIL STD 810G section 514 6 fig 514 6C 1 Mechanical Shock The packaged antenna meets all its specifications after exposure to positive and negative saw tooth shock pulses with peaks of 20G and durations of 11 ms as specified in MIL STD 810G section 516 6 ...

Page 27: ...am Cleaning and Pressure Washing The packaged antenna meets all of its specifications after a steam cleaning and pressure wash test as detailed in SAE J1455 section 4 5 3 Fungus The packaged antenna meets all of its specifications after a fungus test as detailed in SAE J1455 section 4 6 3 Dust and Sand Bombardment The packaged antenna meets all of its specifications after a dust and sand bombardme...

Page 28: ...ure to positive and negative saw tooth shock pulses with peaks of 20G and durations of 11 ms as specified in MIL STD 810G section 516 6 Procedure I section 2 3 2c 3 axis positive and negative direction Altitude The unpackaged antenna meets all of its specifications after a non operating 12 2 km altitude test as detailed in SAE J1455 section 4 9 3 except with an ambient temperature of 40 C Thermal ...

Page 29: ...ified It is recommended that the OEM Integrator pretest any high risk critical specifications early in the design stage 4 2 Compliance Refer to section 2 for compliance information 4 2 1 Reference Power Supply The internal power supply operates between 5 0 and 15 0 VDC A full RF output requires an input voltage above the minimum operating voltage 4 2 2 Review Process The OGi modem integration can ...

Page 30: ... Type Connector Max Total Loss at 1 6 GHz Cable Example Packaged Remote Antenna cable RF Coaxial 50 Ω MMCX male SMA male 1 5 dB LMR195 Unpackaged Antenna Cable RF Coaxial 50 Ω MMCX male IPEX plug male 0 5 dB 4 3 2 1 General Guidelines for Antenna Positioning Antenna placement is important When positioning the antenna consider EMI performance of the integration product and visibility to the sky Dep...

Page 31: ...Maximum Current It is recommended that the power supply be designed with a margin to supply the maximum current required by the modem Refer to sections 3 4 1 and 3 4 2 for maximum current and inrush current requirements when designing a power supply 4 5 Enclosure Design The modem is not designed for outdoor environments Consequently the enclosure typically requires a robust environmentally sealed ...

Page 32: ...s removed Place a label on the outside of the final enclosure that contains the following information A copy of the ORBCOMM logo Text that indicates the enclosure contains a transmitter The mobile ID A list of all valid certifications for example ETSI Industry Canada etc With this information on the enclosure installers can readily identify the required information 4 5 2 Mating Connector Guideline...

Page 33: ...ed to 0 80 N m 7 pound inches of torque or as per the specifications of the connector Manufacturer 4 7 Unpackaged Antenna Mounting Guidelines As shown in Figure 17 the unpackaged antenna has a set of four holes sized for M3 5 hardware to secure the antenna to an environmental enclosure surface A second set of holes at the corner of the card can be used for mounting with 4 hardware but the holes ar...

Page 34: ...is above the antenna and within 10 2 cm from the top of the antenna Respect the 20 or 15 elevation angle requirement with metallic object Ensure that the antenna is at least 1 3 cm higher than the metallic surface in cases where it must be mounted next to a vertical metallic surface Ensure that any paint above the antenna is non metallic and non metallic flake if the installation is under fibergla...

Page 35: ...Drill M4 hardware Outdoor waterproof adhesive sealant silicone To mount the antenna follow the steps below 1 Find a location for the remote antenna following the guidelines provided in Section 5 1 2 Use the mounting template APPENDIX A or the antenna as a template to mark the location of the mounting holes CAUTION Cable management and connector strain relief MUST be incorporated in the installatio...

Page 36: ... the cable no more than 15 cm from the enclosure and at regular intervals along its length as part of the installation to prevent cable wear and eliminate strain on the terminal connector Damage to the connector interface or cable might otherwise result leading to hardware failure 5 2 2 Adhesive Mount The remote antenna might also be mounted using adhesive or a high strength outdoor grade silicone...

Page 37: ...na following the guidelines provided in Section 5 1 2 Clean the asset surface with isopropyl alcohol or an equivalent product that does not leave a residue 3 Apply silicone around the hole in the asset and to the bottom surface of the remote antenna and position onto the assets surface 4 Apply a generous bead of silicone around the entire perimeter of the remote antenna enclosure The two vertical ...

Page 38: ... adhesive sealant GE RTV 108 5 16 or 8 mm wrench Drill 12 to 19 mm drill bit for a straight SMA cable connector 29 mm minimum drill bit hole saw for right angle SMA cable connector Isopropyl alcohol or an equivalent To mount the antenna 1 Find a location for the remote antenna following the guidelines provided in Section 5 1 2 Drill a 12 to 19 mm hole in the asset surface Figure 27 when using a st...

Page 39: ...ector through a larger clearance hole Additional care is required with this installation to ensure the right angle cable and connector does not smear the silicone around the clearance hole when attempting to pivot the antenna into position 7 Apply a generous bead of silicone around the entire perimeter of the remote antenna enclosure The two vertical slots shown in Figure 26 are vent features and ...

Page 40: ...he seal and mounting are compromised Figure 30 Apply Silicone to Terminal 8 Place some weight on the remote antenna while the silicone cures CAUTION Cable management and connector strain relief MUST be incorporated in the installation Secure the cable no more than 15 cm from the antenna enclosure and at regular intervals along its length as part of the installation to prevent cable wear and elimin...

Page 41: ...Number Standard side mount SMA connector no cable ST100368 NSA Standard bottom mount SMA connector no cable ST100368 NSB Low Elevation side mount SMA connector no cable ST100369 NSA Low Elevation bottom mount SMA connector no cable ST100369 NSB Unpackaged Antennas Part Number Standard passive antenna ST100425 001 Low Elevation passive antenna ST100426 001 Contact your Account Executive for additio...

Page 42: ...ON Cable management and connector strain relief MUST be incorporated in the installation Secure the cable no more than 15 cm from the antenna enclosure and at regular intervals along its length as part of the installation to prevent cable wear and eliminate strain on the connector Damage to the connector interface or cable may otherwise result leading to hardware failure 126 2 0 2 2 x 112 8 4 x 15...

Page 43: ... allows the modem to determine the longitude and latitude and hence the location of a monitored mobile device I O input output IC Industry Canada IEC International Electrotechnical Commission N m Newton Meters PCB printed circuit board PPS pulse per second R TTE Radio and Telecommunications Terminal Equipment RF radio frequency RoHS Restriction of Hazardous Substances Rx receive Tx transmit UART U...

Page 44: ...odem Hardware Guide T401 Version 15 44 ORBCOMM Proprietary Revision History Version Date Details 15 Jan 2016 Limited customer release 13 Jan 2016 Limited customer release 02 Aug 2015 Limited customer release ...

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