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SmartFlex SR304

State indication of the interface:

Description of indication

ETH2 – green LED

On
Off

Selected 100 Mbps
Selected 10 Mbps

ETH2 – Yellow LED

On
Blinking
Off

The network cable is connected
Data transmission
The network cable is not connected

RS485, RS232 – green LED

Indicates Receive data

RS485, RS232 – yellow LED

Indicates Transmit data

Table 28: State indication of the RS232-RS485-ETH interface

Technical specification of RS232, RS485 bus and Ethernet IEEE 802.3:

ETH2, RS485 and RS232 interface

Max. operating RS232 bus current

15 mA

Max. number of devices on RS485 bus

32

Max. output current on RS485 bus

60 mA

Max. data rate

230400 bps on RS232
230400 bps on RS485
100 Mbps on ETH2

Max. total cable length (300 Bd, 200 nF/km)

RS232 20 m
RS485 1200 m
ETH2 100 m

Table 29: Technical specification of RS232, RS485 and Ethernet

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Summary of Contents for SmartFlex SR304

Page 1: ...LTE Industrial Router SmartFlex SR304 USER MANUAL ...

Page 2: ...subject to change without notice and does not represent a commitment on the part of Advantech Advantech Czech s r o shall not be liable for incidental or consequential damages resulting from the furnish ing performance or use of this manual All brand names used in this manual are the registered trademarks of their respective owners The use of trademarks or other designations in this publication is...

Page 3: ...to the router Attention Problems that can arise in specific situations Information notice Useful tips or information of special interest Advantech Czech s r o Sokolska 71 562 04 Usti nad Orlici Czech Republic Document No MAN 0037 EN revision from June 8 2023 Released in the Czech Republic ii ...

Page 4: ...anel 16 5 9 Description of the front panel 16 5 9 1 Status indication 17 5 9 2 Power connector PWR 18 5 9 3 Antenna connector ANT DIV GPS and WiFi 20 5 9 4 SIM card reader 21 5 9 5 MicroSD card reader 22 5 9 6 Ethernet Ports ETH0 and ETH1 24 5 9 7 Power over Ethernet PoE 25 5 9 8 USB Port 27 5 9 9 I O Port 28 5 9 10 Reset 30 5 10 Interfaces Description 31 5 10 1 SWITCH interface 31 5 10 2 RS232 RS...

Page 5: ... conditions 43 7 4 Technical parameters of Cellular Module 44 7 5 Parameters of GNSS 45 7 6 Technical parameters of WiFi 45 7 7 Technical parameters of I O port 46 7 8 Technical Parameters of Power over Ethernet PoE 46 7 9 Other Technical Parameters 47 8 Related Documents 48 9 Troubleshooting 49 9 1 FAQ 49 10 Customer Support 52 iv ...

Page 6: ...H and WiFi metal 10 17 Version RS232 RS485 metal 10 18 Version RS232 RS485 WiFi metal 10 19 Version RS232 RS485 ETH metal 10 20 RS232 RS485 ETH WiFi plastic 11 21 RS232 RS485 ETH WiFi metal 11 22 Label examples 11 23 Basic dimensions of the router box 14 24 Default position of plastic and metal DIN rail clip 15 25 Removal from the DIN rail 15 26 SmartFlex front panel 16 27 Power connector 18 28 Co...

Page 7: ...5 422 connector 33 44 Connection of jumpers 34 45 Version with RS232 RS485 ETH interface 35 46 Ethernet connector 35 47 RS485 connector 36 48 RS232 connector 36 49 Router connection 38 50 Entering the IP address of the router 39 51 Entering login information 40 52 Router web interface 40 vi ...

Page 8: ...WITCH interface 31 20 SWITCH interface parameters 32 21 Connection of RS232 connector 32 22 Connection of RS485 connector 33 23 Connection of RS422 connector 33 24 Technical specification of RS232 and RS485 34 25 Connections of the Ethernet Connector 35 26 Connections of Terminal Block Connector RS485 36 27 Connections of Terminal Block Connector RS232 36 28 State indication of the RS232 RS485 ETH...

Page 9: ...outer to extreme ambient conditions Protect the router against dust moisture and high temperature Only routers with appropriate certification and labelling should be used in locations where flammable and explosive materials are present including gas stations chemical plants or locations in which explosives are used We remind users of the duty to observe the restrictions concerning the utilization ...

Page 10: ... to minimize the environmental impact This product contains high quality materials and components which can be recycled At the end of it s life this pro duct MUST NOT be mixed with other commercial waste for disposal The device contains a battery Re move the battery from the device before disposal The battery in the device needs to be disposed of apart accordingly Check the terms and conditions of...

Page 11: ...ce Equipment which lets the router to power other devices via Ethernet The SmartFlex router can also be configured with a wide variety of port options These can be SWITCH three switched Ethernet ports RS232 RS485 422 combination of serial interfaces RS232 RS485 ETH combination of serial interfaces and Ethernet port with higher insulation The router can be provided in either a plastic or metal casi...

Page 12: ...eet management security system telematic telemetric remote monitoring vending and dispatcher machines 3 1 Usage of the Router The router is primarily intended for these four basic situations I Access to the Internet from LAN Figure 1 Access to the Internet from LAN 5 ...

Page 13: ...SmartFlex SR304 II Backed up access to the Internet from LAN Figure 2 Backed up access to the Internet III Secure networks interconnection or using VPN Figure 3 Using VPN tunnel 6 ...

Page 14: ...SmartFlex SR304 IV Serial Gateway Figure 4 Serial Gateway 7 ...

Page 15: ...terminal block for RS485 and RS232 only for version with interface RS232 RS485 422 3 pins and 4 pins terminal block for RS485 and RS232 only for version with interface RS232 RS485 ETH clip for the DIN rail printed Quick Start Guide Leaflet Figure 5 Contents of package Temperature range for power supply is reduced to 0 C to 40 C 1 These pins are designed for cables with a diameter from 0 2 to 0 8 m...

Page 16: ...devices by the router Router versions SIM BIN BOUT USB SD ETH WiFi 232 485 Basic version 2 x 2 x 1 x 1 x 1 x 2 x Basic version with WiFi 2 x 2 x 1 x 1 x 1 x 2 x 1 x Version with SWITCH board 2 x 2 x 1 x 1 x 1 x 5 x Version with SWITCH board WiFi 2 x 2 x 1 x 1 x 1 x 5 x 1 x Version with RS232 RS485 422 board 2 x 2 x 1 x 1 x 1 x 2 x 1 x 1 x Version with RS232 RS485 422 WiFi 2 x 2 x 1 x 1 x 1 x 2 x 1...

Page 17: ...2 Version RS232 RS485 plastic Figure 13 Ver RS232 RS485 WiFi plastic Figure 14 Version RS232 RS485 ETH plastic Figure 15 Version SWITCH metal Figure 16 Version SWITCH and WiFi metal Figure 17 Version RS232 RS485 metal Figure 18 Version RS232 RS485 WiFi metal Figure 19 Version RS232 RS485 ETH metal 10 ...

Page 18: ...product revision under Status General System Information Product Revision Please note that the default revision Rev 1 0 is unavailable here Rev Description 1 0 Initial version revision not printed on the labels 2 0 New SIM slot type see PCN 2022 03 for details Table 2 HW Revisions History 5 3 Delivery identification Trade name Product name Description SmartFlex SR304 SmartFlex Router in a plastic ...

Page 19: ...ule for EMEA 2x ETH 1x USB 2x BI 1x BO 1x microSD reader 2x SIM reader RS232 RS485 SR304 BB SR3041x3yz LTE module for EMEA 2x ETH 1x USB 2x BI 1x BO 1x microSD reader 2x SIM reader WiFi RS232 RS485 SR304 BB SR3040x4yz LTE module for EMEA 3x ETH 1x USB 2x BI 1x BO 1x microSD reader 2x SIM reader RS232 RS485 SR304 BB SR3041x4yz LTE module for EMEA 3x ETH 1x USB 2x BI 1x BO 1x microSD reader 2x SIM r...

Page 20: ...Order code Features interfaces Box Power supply BB SR30408011 LTE module for EMEA 2x ETH 1x USB 2x BI 1x BO 1x microSD reader 2x SIM reader PoE PSE plastic Europe BB SR30409121 LTE module for EMEA 5x ETH 1x USB 2x BI 1x BO 1x microSD reader 2x SIM reader PoE PD metal Europe BB SR30400410 LTE module for EMEA 3x ETH 1x USB 2x BI 1x BO 1x microSD reader 2x SIM reader RS232 RS485 plastic None BB SR304...

Page 21: ...es in connection with EMC according to EN 61439 1 2011 In compliance with the EN 61439 1 2011 specification it is necessary to observe the following assembly instructions for a router attached to a switchboard For whip antennas it is recommended to observe a minimum distance of 6 cm from ca bles and metal surfaces on every side in order to avoid interference When using an external antenna separate...

Page 22: ... rail according to EN 60715 standard only The default position of plastic or metal rail clip which is used for mounting the router on a DIN rail is shown in the following figure Its position can be changed on some models back or bottom When changing the position of the DIN rail clip tighten the screws with max 0 4 Nm torque Figure 24 Default position of plastic and metal DIN rail clip To remove th...

Page 23: ...he computer network PoE only for PoE PSE or PoE PD versions ETH1 RJ45 Connector for connection into the computer network PoE only for PoE PSE or PoE PD versions ANT SMA Connector for main antenna DIV SMA Connector for diversity antenna GPS SMA Connector for GPS antenna WiFi R SMA Connector for WiFi antenna only for versions with WiFi module USB USB A 2 0 Host Connector for connection of USB device...

Page 24: ...5 s Fades out 1x 2 s Fades out 1x 1 s Signal strength is good Signal strength is fair2 Signal strength is poor3 For value ranges of signal strength see Configuration manual chapter Mobile WAN Status DAT Red Blinking Cellular communication is in progress IN0 Green On The first binary input is active IN1 Green On The second binary input is active OUT Yellow On The binary output is active ETH0 ETH1 G...

Page 25: ...cables with minimum wire size nominal cross section 0 5 square mm for power supply The power supply for the router must be between 10 V to 60 V DC supply Protection against reversed polarity without signaling is built into the router Note The protection against reversed polarity is lost if the negative pole is grounded Circuit example Figure 28 Connection of power supply Note for PoE See Chapter 5...

Page 26: ...de is a router mode where the router is in sleep mode with minimal power consumption The router can be woken up from this mode by a signal applied to the BIN1 input or after a predetermined period of time Putting the router into LPM mode can be done using the lpm command see Commands and Scripts application note for more details Consumption in LPM mode may vary depending on the configuration of th...

Page 27: ...ird connector GPS is intended for a GPS antenna the router supports active GPS antennas An R SMA connector named WiFi is designed for the connection of a WiFi antenna available only for versions with a WiFi module The router can not operate without a main antenna connected through the port marked as ANT The DIV celullar antenna is required for the MIMO DL functionality An SMA connector is used for...

Page 28: ...usted Supported type of SIM cards Mini SIM 2FF dimensions 25 0 x 15 0 x 0 76 mm Changing the SIM card Always disconnect the router from the power supply before handling the SIM card To remove the SIM card use the flat end of a spudger or your fingernail press the SIM card slightly into its slot until you hear a click After hearing this click release the card and it will pop out of its slot Remove ...

Page 29: ...fications of microSD card Changing the microSD card To remove the microSD card use the flat end of a spudger or your fingernail press the microSD card slightly into its slot until you hear a click After hearing this click release the card and it will pop out of its slot Remove the microSD card and push any other microSD card into the slot until it clicks into place Figure 31 MicroSD card Mounting ...

Page 30: ...o to mnt directory use the mount command mount dev mmcblk0p1 mnt For more information about the commands for creating mounting checking and unmounting a file system on a microSD card see the application note for Ext4_tools router app 23 ...

Page 31: ...oE negative pole Table 13 Ethernet connector pinout Figure 32 Ethernet connector The crossover UTP cable Ethernet cable plugs into the RJ45 connector labeled as ETH0 or ETH1 see the figure below Figure 33 Connection of Ethernet cable The insulation strength of Ethernet ports from each other and from the rest of the router grounding is dependent on the router version Router Version Insul Strength f...

Page 32: ...both Ethernet ports ETH0 and ETH1 The PoE PSE version allows the router to power other devices over the Ethernet The PoE PD version enables the router to be powered by another PoE PSE device over the Ethernet PoE PD Figure 34 PoE PD usage The PoE PD parameters can be found in Chapter 7 8 The POE LED on the front panel of the router lights up green when voltage is present on an Ethernet port so the...

Page 33: ...dicates insufficient power or voltage through the PWR connector When a device is being powered from the router the POE LED will be blinking green Yellow blinking is shown for an overload the powered device is using too much power or a short circuit incorrect wiring of the cable or of the device without PoE support You can enable or disable the PoE PSE feature separately on the ETH0 and ETH1 ports ...

Page 34: ... high current The port is enabled again after the reboot of the router Mounting USB Flash Drive to the System It is necessary to mount the USB flash drive to be able to access it in the system of the router Follow these steps to mount the drive Use the dmesg command to see the list of recently connected devices In the output of the command find out the entry for the microSD card for example sda sd...

Page 35: ...put is open in the default configuration The isolation strength is 1 5 kV The pins are isolated from each other with the same strength The input circuits are bipolar and allow connection as needed with common plus or minus according to the connection of an external voltage Binary inputs Characteristics of inputs Logical 0 1 Voltage Current Web interface status log 1 max 3 V 0 4 mA Off log 0 min 5 ...

Page 36: ...ry output parameters 60 V AC 300 mA 60 V DC 300 mA The current of the binary output is limited by a resettable fuse 300 mA Binary inputs and output connections Binary inputs and output connections example Figure 38 Binary connection 29 ...

Page 37: ... button Figure 39 Router reset Before resetting the router it is recommended to back up the router configuration settings see Configuration manual because resetting the router will return all configuration set tings to their default states It is important to distinguish between the router reset and reboot Action Router behavior Invoking events Reboot Turns off and then turns on the router Disconne...

Page 38: ...ny port on the SWITCH interface and transmits them on other ports of the SWITCH interface Each port can transmit frames inde pendently on the other ports State indication is displayed separately on each connector These router versions comply with the standards and temperature ranges stated in Chap 7 1 except for having a lower maximum operating temperature which is 70 C Figure 40 Version with SWIT...

Page 39: ...ply with the standards and temperature ranges stated in Chap 7 1 Figure 41 Version with RS232 RS485 422 interface When connecting counterpart terminal block connectors included in package with the router use cables with nominal cross section 0 2 to 1 0 square mm 30 to 16 AWG Recommended stripping length is 5 mm For M2 captive screws the screw driver 0 5 x 3 mm is recommended Tighten the screws wit...

Page 40: ...stor is part of the port board Connection of RS422 connector Pin Signal Description Direction 1 RxD RS422 Output 2 RxD RS422 Output 3 TxD RS422 Input 4 TxD RS422 Input Table 23 Connection of RS422 connector Figure 43 RS485 422 connector The selection of either RS485 or RS422 can be performed by using jumpers on the board The points where jumpers have to be mounted are shown on the port see the fig...

Page 41: ...d RS485 interface Max operating RS232 bus current 15 mA Max number of devices on RS485 bus 32 Max output current on RS485 bus 60 mA Max data rate 230400 bps on RS232 230400 bps on RS485 Max total cable length 300 Bd 200 nF km RS232 20 m RS485 1200 m Table 24 Technical specification of RS232 and RS485 34 ...

Page 42: ...om the rest of the router State indication is displayed by LEDs above each connector as shown in the table below These router versions comply with the standards and temperature ranges stated in Chap 7 1 Figure 45 Version with RS232 RS485 ETH interface Connection of ETH connector Pin Signal Description Direction 1 TXD Transmit Data positive pole Input Output 2 TXD Transmit Data negative pole Input ...

Page 43: ...ground 2 TxRx RS485 B Input Output 3 TxRx RS485 A Input Output Table 26 Connections of Terminal Block Connector RS485 Signal ground is isolated from the router s ground Figure 47 RS485 connector The termination resistor can be activated directly on the port board using a jumper termination resistor is part of the port board Connection of RS232 connector Pin Signal Description Direction 1 AUX 5 V 5...

Page 44: ...ow LED Indicates Transmit data Table 28 State indication of the RS232 RS485 ETH interface Technical specification of RS232 RS485 bus and Ethernet IEEE 802 3 ETH2 RS485 and RS232 interface Max operating RS232 bus current 15 mA Max number of devices on RS485 bus 32 Max output current on RS485 bus 60 mA Max data rate 230400 bps on RS232 230400 bps on RS485 100 Mbps on ETH2 Max total cable length 300 ...

Page 45: ...peration it is necessary to connect all of the components that are required to run your applications Don t forget to insert a SIM card The router can not operate without a connected antenna SIM card and power supply If the antenna is not connected the router may be damaged Figure 49 Router connection 38 ...

Page 46: ...e accessed by entering the IP address of the router into the web browser The default IP address of the router is 192 168 1 1 Attention it is necessary to use HTTPS protocol for secure communication over a network Figure 50 Entering the IP address of the router By default configuration may be performed only by the user root The default password is printed on the router s label 1 Change the default ...

Page 47: ...ex SR304 Figure 51 Entering login information Figure 52 Router web interface A detailed description of the router settings in the Web interface can be found in the Configuration manual for SmartFlex routers 40 ...

Page 48: ...ative humidity non condensing 0 to 95 relative humidity non condensing Altitude Operating 2000 m 70 kPa Degree of protection IP30 Supply voltage 10 to 60 V DC Battery for RTC CR1225 Consumption Idle Average Peak Sleep mode 2 5 W 4 W 11 W 10 mW Dimensions 55 x 97 x 125 mm 2 17 x 3 82 x 4 92 DIN 35 mm EN 60715 Weight Plastic box Metal box approximately 170 g 0 37 lbs depends on interface approximate...

Page 49: ...tion Radio ETSI EN 301 511 ETSI EN 301 908 1 ETSI EN 301 908 2 ETSI EN 303 413 ETSI EN 301 908 13 ETSI EN 300 328 ETSI EN 301 893 EMC ETSI EN 301 489 1 ETSI EN 301 489 17 ETSI EN 301 489 19 ETSI EN 301 489 52 EN 55032 24 EN 61000 6 1 EN 61000 6 3 Safety IEC 62368 1 National CE UKCA compliant Table 31 Standards and Regulations 42 ...

Page 50: ...t A 2 kV L to GND crit A RF conducted EN 61000 4 6 All ports 10 V m crit A 0 15 80 MHz Radiated emission EN 55022 Enclosure Class B Conducted emission EN 55022 DC power ports Ethernet ports Class B Class B Power frequency magnetic field EN 61000 4 8 Enclosure 160 A m crit A Dry heat EN 60068 2 2 75 C 40 rel humidity Cold EN 60068 2 1 40 C Damp heat EN 60068 2 78 95 rel humidity 40 C Vibration EN 6...

Page 51: ...cal 24 dBm UMTS parameters Supported frequencies B5 850 MHz B8 900 MHz B1 2100 MHz Bit rates 384 kbps DL 384 kbps UL Max power typical 24 dBm TD SCDMA parameters Supported frequencies B5 850 MHz B8 900 MHz B1 2100 MHz Bit rates 4 2 Mbps DL 2 2 Mbps UL Max power typical 24 dBm EDGE parameters Supported frequencies 900 MHz 1800 MHz Data throughput max 236 8 kbps Max power typical 33 dBm GPRS paramet...

Page 52: ... parameters of WiFi WiFi Antenna connector R SMA 50 Ω Supported WiFi band 2 4 GHz 5 Ghz Standards 802 11a 802 11b 802 11g 802 11n 2 4 GHz supported channels 1 2 3 4 5 6 7 8 9 10 11 12 13 5 GHz supported channels 1 36 38 40 42 44 46 48 52 56 60 64 100 104 108 112 116 120 124 128 132 136 140 149 153 157 161 165 Type of device Access point station Max clients in AP mode 10 WiFi TX Output Power 17 3 d...

Page 53: ...inary output parameters 60 V AC 300 mA 60 V DC 300 mA 7 8 Technical Parameters of Power over Ethernet PoE Standards IEEE 802 3at 2009 PoE and IEEE 802 3af 2003 PoE are supported Ca bling needed is Category 5 up to 12 5 Ω It is possible to use a passive PoE injector PoE PD parameters for opposite PSE Input voltage range 42 5 57 V Power available 25 50 W Maximum current 600 mA Table 37 PoE PD parame...

Page 54: ...SmartFlex SR304 7 9 Other Technical Parameters Parameter Description CPU power 2 DMIPS per MHz Flash memory 256 MB RAM 512 MB M RAM 128 kB Table 39 Other technical parameters 47 ...

Page 55: ...SmartFlex SR304 8 Related Documents 1 Advantech Czech Configuration Manual for SmartFlex Routers Product related documents can be obtained on Engineering Portal at http icr advantech cz address 48 ...

Page 56: ... status page If the signal power is weak you will have to use a better antenna If the neighbouring cells have a similar signal strength you will need to use a directional antenna For proper operation the signal levels have to be good Try to enable automatic ping from the router which will check the connection when there are no data running and in the case of a failed ping restart the connection Th...

Page 57: ... You can verify NAT using ping to your server with static address and then compare with router s IP address You can verify a Firewall by accessing remotely to the router s Web interface The operator may not provide the address of DNS server and without DNS server s address it is impossible to connect to the dyndns org server The following mes sages will be shown in the System Log DynDNS daemon sta...

Page 58: ...routers only You can use SFTP on all routers to transfer files to from the router If having troubles with FTP on v2 routers make sure you have FTP enabled Configuration section Services FTP Then you can connect with any client on port 21 with name and password same as for the Web interface If having troubles with SFTP make sure you have SSH enabled Configuration section Services SSH Then you can c...

Page 59: ...u Web www advantech com Customer Support for NAM Advantech B B SmartWorx 707 Dayton Road Ottawa IL 61350 USA Phone 1 800 346 3119 Monday Friday 7 a m to 5 30 p m CST Fax 1 815 433 5109 E mail support advantech bb com Web www advantech bb com Customer Support for Asia Phone 886 2 2792 7818 1299 Monday Friday 9 a m to 5 30 p m UTC 8 Fax 886 2 2794 7327 E mail icg support advantech com tw Web www adv...

Page 60: ...complies with Radio Equipment Regulations 2017 S I 2017 No 1206 We Advantech Czech s r o declare that the radio equipment narrated in this user s manual complies with Directive 2014 53 EU The full text of the EU Declaration of Conformity is available at the following internet address icr advantech cz eudoc ...

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