UC-8481 Series Quick Installation Guide
Contents
1. MOXA UC 8481 Quick Installation Guide First Edition May 2012 1 Overview The UC 8481 is an 802 11n GPS and 3G GSM HSPA enabled embedded computer that comes with 2 RS 232 422 485 serial ports 2 Ethernet ports 4 digital input channels 4 digital output channels a CompactFlash socket and 2 USB 2 0 ports as well as a total of seven antenna ports to allow for easy expansion of Wi Fi cellular and GPS capabilities The UC 8481 is particularly well suited for rolling stock or other vehicular applications giving a solid convenient foundation for constructing intelligent cost effective wireless communication platforms 2 Package Checklist e 1 UC 8481 embedded computer e Wall mounting kit e DIN rail mounting kit e CBL 4PINDB9F 100 4 pin pin header to DB9 female console port cable 100 cm e Quick installation guide this guide e Document and software CD e Warranty card Note Please notify your sales representative if any of the above items are missing or damaged 3 Panel Layout Refer to the following figures for the panel layouts Front View Ethernet Port 10 100 Mbps Pin Assignment Ethernet Port x 2 SIM Card Cover Power Input Power Input LED Indicators Ethernet DI x4 Power Input Power Programmable LED Indicator x 4 DO x4 Pin Assignment Ready Storage P N 1802084800010 Rear View Wireless Antenna Connector x 7 Wi Fi 3G GPS Configuration USB 2 0 Host x 2 Switch LED Indica2. Power Connector Connect the 24 VDC power line to the UC 8481 s power input with the M12 connector When the OS has fully booted up the Ready LED will glow a steady green color Grounding the UC 8481 Grounding and wire routing help limit the effects of noise due to electromagnetic interference EMI Run the ground connection from the ground screw to the grounding surface prior to connecting the power ATTENTION This product is intended to be mounted to a well grounded mounting surface such as a metal panel Power Input Q Ground There are two ground Connector Connectors on the front th panel of the UC 8481 One is located at the middle pin of the power input the DC24V other is beside the power input Use either connector Q for grounding sim2 Ground Connector SIM Card The UC 8481 comes with 3 cellular modules for wireless sim1 SIM3 communication Unscrew the SIM card cover and insert the SIM card in the desired slot The SIM1 socket is reserved for the default cellular module Ethernet Port The UC 8481 comes with 2 10 100 Mbps Ethernet ports with M12 connectors TD R Wa 3S po 4p Serial Port The 2 serial ports P1 and P2 use DB9 male connectors Each port can be configured by software for use on RS 232 RS 422 or RS 485 networks The pin assignments are shown in the following table RS 485 RS 485 Pin ase Placa cere 1 DCD___ TxDA TxDAC
3. 2 PD DOBH DOBH 3 TxD RxDB RxDB DataB 4 OTR _ RxDA _ RxDA _ DataA 5 leno lenp GND Jeno Antenna The UC 8481 comes with its GPS 3G GSM HSPA and dual 802 11n antenna connectors already mounted by default three more empty port holes are provided to be used when mounting antenna connectors for additional wireless cellular or GPS modules The following chart indicates the default configuration of antenna mounts wn nnn ors Antenna connectors for the default 802 11n module are mounted on the W1 and W3 port holes connectors for the cellular GSM GPRS EDGE UMTS HSPA module uses the W5 port and for the GPS module on the W7 port We strongly recommend that only qualified technical engineers for antenna installations as this is a specific product that requires professional mounting and configuration Please refer to the UC 8481 User s Manual for detailed instructions DI DO The UC 8481 has 4 digital output channels and 4 digital input channels T he UC 8481 User s Manual has detailed pinout and wiring diagrams Reset Button Press and hold the Reset button continuously for at least 5 seconds to load the factory default configuration After the factory default configuration has been loaded the system will reboot automatically The Ready LED will blink on and off for the first 5 seconds and then maintain a steady glow once the system has rebooted CompactFlash The UC 8481 has a sin
4. gle CompactFlash type I II slot for memory expansion and comes with a single CompactFlash CF card The CF card may be accessed by unscrewing the panel located on the bottom of the UC 8481 device The mount point for the CompactFlash filesystem is mnt sda WARNING Be sure to power off the computer before inserting or removing the CompactFlash card Console Port The RS 232 console port is a 4 pin header connector located on the underside of the motherboard above the CF card socket As above use a screwdriver to remove the panel protecting the CF card to access the 4 pin RS 232 connector This serial port is used to access the console terminal and is useful for viewing boot messages file system logs and error messages Use the CBL 4PINDB9F 100 cable included with the UC 8481 to connect a PC to the UC 8481 s serial console port USB The UC 8481 computer features 2 USB 2 0 ports for external storage expansion 6 Powering on the UC 8481 Computer To power on the UC 8481 connect the power cable to the M12 connector and then connect the power adapter ATTENTION The Shielded Ground should be connected to the center pin of the power input connector Note that it takes approximately 30 seconds for the system to boot up Once the system is ready the Ready LED will light up 7 Connecting the UC 8481 Computer to a PC There are two ways to connect the UC 8481 to a PC through the serial console port or by Telnet ove
5. or to view and modify the interfaces configuration file After the boot setting of the LAN interface has been modified use the following command to activate the LAN settings immediately sync ifup a NOTE For additional configuration information refer to the UC 8481 User s Manual Your authorized MOXA Distributor Wertera systerra computer GmbH Kreuzberger Ring 22 fe Taq D5205 Wiesbaden Tel 49 0 611 9748 555 eMail moxa systerra de http www systerra de Asia Pacific 886 2 8919 1230 China 86 21 5258 9955 toll free 800 820 5036 2012 Moxa Inc All Rights Reserved 6
6. r the network The COM settings for the serial console port are Baudrate 115200 bps Parity None Data bits 8 Stop bits 1 Flow Control None ATTENTION Remember to choose the VT100 terminal type Use the CBL 4PINDB9F 100 cable included with the product to connect a PC to the UC 8481 s serial console port To use telnet you will need to know the UC 8481 s IP address and netmask The default LAN settings are shown below For initial configuration you may find it convenient to use a crossover Ethernet cable to connect directly from the PC to the UC 8481 5 SYSTE a KA OXA www moxa com support The Americas 1 714 528 6777 toll free 1 888 669 2872 Europe 49 89 3 70 03 99 0 Default IP Address Netmask LAN 1 DHCP DHCP LAN 2 192 168 4 127 255 255 255 0 WLAN A 192 168 5 127 255 255 255 0 Note that LAN1 of the UC 8481 uses DHCP for both IP address and netmask Once the UC 8481 is powered on and the Ready LED has lit up a login page will open The default Login and Password are root root Login root Password root Configuring the Ethernet Interface If you use the console cable for first time configuration of the network settings use the following commands to edit the etc network interfaces file ifdown a To reconfigure LAN settings all networking interfaces LAN 1 ethO LAN 2 ethi WLANA wlanO must be disabled vi etc network interfaces This command opens up the Vi edit
7. tor x 4 Reset Button Serial Port x 2 DB9 Tx Rx RS 232 422 485 LED Indicators The following table describes the LED indicators located on the front and rear panels of the UC 8481 LED Name LED Color LED Function Power Power is on and functioning normally n ee ee x Off Programmable no default definition 100 Mbps Ethernet mode 10 Mbps Ethernet mode Pi Tx P2 Tx Green Serial port transmitting data on the right of Off the DB9 port P1 Rx P2 Rx Yellow Serial port receiving data on the right of off Serial port not receiving data the DB9 port 4 Installing the UC 8481 Wall and cabinet mounts The two metal brackets included with the UC 8481 can be used to attach it to a wall or the inside of a cabinet Using two screws per bracket first attach the brackets to the bottom of the UC 8481 Next use two screws per bracket to attach the UC 8481 to a wall or cabinet Serial port not transmitting data DIN rail assemblies An aluminum DIN rail mounting assembly is included in the package When attaching the rail assembly to the UC 8481 orient the stiff metal spring towards the top ne STEP 2 The D mounting spring assembly should then snap into place as shown DIN Rail STEP 1 Insert the top of the DIN rail ii into the slot just i below the stiff metal spring DIN Rail To remove the UC 8481 from the DIN rail reverse steps 1 and 2 above 5 Connector Description
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