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SNAP-LCE USER'S GUIDE

1. OxFFFF F031 0400 OxFFFF F031 0404 OxFFFF F031 0408 OxFFFF F031 040C m Communication Port Control COMMUNICATION PORT 0 Control Function For Communication Port 0 Logging For Communication Port 0 COMMUNICATION PORT 1 Control Function For Communication Port 1 Logging For Communication Port 1 Apply PPP Disabled None Disabled Close Help Port 0 Port A on the SNAP LCE Port 1 Port B on the SNAP LCE SNAP LCE User s Guide 15 CHAPTER 2 OPTIONAL FEATURES ee L L For each port that is directly connected to a serial device do the following a Inthe Control Function for Communication Port value field choose None from the drop down list b In the Logging for Communication Port field leave the value field set to Disabled This log file is used for PPP or M2M troubleshooting When the control function is set to None the log file logs only characters received by the ioControl strategy Since ioGontrol is handling the data you don t need the log file 4 When you have finished configuring the ports click Apply Configuration data is sent to the controller 5 Click the Status Write button on the left side of the Inspect window In the Operation Command list highlight Store configuration to flash Inspect 1 0 Unit IP Address 10 192 55 67 w Port 2001 Timeout 1000 ms Status Status Write area last read at 10 11 06 10 35 45 Status Write OxFF
2. 3 Inspect 1 0 Unit IP Address 10 192 55 67 i Port 12001 Status Write Status Read I Address LDeseription ve __ Refresh Timeout 1000 ms Status Status Write area last read at 10 11 06 10 35 45 OxFFFF F038 0004 Always BootP DHCP On Powerup No Appl Point Config Digital Bank Digital Point Analog Bank Analog Point High Density System gt ScratchPad gt DataLog gt PID gt Events Communications gt Other gt OxFFFF F038 0008 Degrees F C Degrees C 0 OxFFFF F038 0010 OxFFFF F038 0014 OxFFFF F038 0018 OxFFFF F038 001C OxFFFF F038 0020 OxFFFF F038 004C OxFFFF F038 0050 OxFFFF F038 0054 OxFFFF FFFF F050 OxFFFF FFFF F058 Comm Watchdog Time msec 0 Disable TCP Minimum Retransmission Timeout msec TCP Initial Retransmission Timeout msec TCP Retransmission Attempts TCP Idle Session Timeout msec 0 Disable Man Digital Scantime msec Max Analog Scantime msec Scanner Flags Secondary IP Address Secondary Subnet Mask Operation Commands None Send Command Send powerup clear Reset to defaults and Restart 1 0 Unit Store configuration to flash Erase configuration from flash Restart 1 0 Unit from powerup Switch to loader mode Clear digital event configuration Clear alarm configuration Clear PPP configuration Clear e mail configuration Clear timer configuration 250 3000 5 240000 1000 1000 Ox 00000000 10 192 255 5 255 255 192 0 Clear PID configuration Cl
3. Cancel Help d Click OK to add the unit 2 Use ioControl commands as necessary to write to and read the Scratch Pad areas Writing Your Own Applications for Scratch Pad Access If you are not using ioControl but writing your own software applications to access the Scratch Pad areas see the OptoMMP Protocol Guide This guide is written for 170 units but much of the same information on programming applies to the SNAP LCE The Scratch Pad areas of the memory map are described in the programming guide s appendix the SNAP LCE s Scratch Pad areas are identical to the SNAP Ultimate brains SNAP LCE User s Guide 47 CHAPTER 3 MAINTENANCE AND TROUBLESHOOTING 48 SNAP LCE User s Guide Index A architectural diagrams 9 B backup battery replacing 36 battery replacing 36 blink codes 45 C changing IP address 31 commands sending to controller 34 communicating with 1 0 units 40 communicating with SNAP LCE peer to peer 46 TCP settings 41 troubleshooting 37 using modem PPP 16 using serial ports 13 configuring PPP 16 security 28 serial ports 13 system date and time 29 control engine port changing 29 controller control engine port 29 D date and time 29 dial up networking on Windows 2000 21 DIN rail mounting 8 disable host communication 29 documentation related 3 E Ethernet network certification 41 diagrams 9 errors 40 troubleshooting 40 F fa
4. 3 In the IP Address field type the IP address of the controller or choose it from the drop down list Click Communications and choose Communication Port Control from the submenu 23 Inspect 1 0 Unit IP Address 10 192 54 88 Port 12001 No Timeout 1000 ms Status Comm Port Control area last read at 10 09 06 16 33 39 Status Read Status Write Point Config Digital Bank Digital Point Analog Bank Analog Point High Density System gt Scratch Pad gt DataLog P PID gt Events Communications gt Other gt OxFFFF F031 0400 OxFFFF F031 0404 OxFFFF F031 0408 OxFFFF F031 040C OxFFFF F031 0410 OxFFFF F031 0414 m Communication Port Control COMMUNICATION PORT 0 Control Function For Communication Port 0 Logging For Communication Port 0 COMMUNICATION PORT 1 Control Function For Communication Port 1 Logging For Communication Port 1 COMMUNICATION PORT 2 Control Function For Communication Port 2 Logging For Communication Port 2 Apply PPP Disabled None Disabled None Disabled 23 Inspect 1 0 Unit IP Address 10 192 55 65 i Port 12001 Timeout fi 000 ms Status Comm Port Control area last read at 10 09 06 16 36 31 Status Read Status Write Point Config Digital Bank Digital Point Analog Bank Analog Point High Density System b Scratch Pad gt DataLog P PID Events gt Communications gt Other
5. LED Descriptions on page 11 e Verify that you typed in the correct address for the SNAP LCE Check the label on the side of the controller where the IP address should be written e Make sure the controller has been assigned a valid IP address and subnet mask SNAP LCE controllers come from the factory with a default IP address of 0 0 0 0 which is invalid The default subnet mask is 255 255 255 0 To assign IP address and subnet mask see the ioManager Users Guide e Make sure you have up to date drivers installed on your computer s Network Interface Card NIC Contact your system administrator or the manufacturer of the card for help e Make sure any firewall in the computer such as the built in firewall in Windows XP is temporarily disabled before you try to assign or change IP addresses load firmware using ioManager s Maintenance window or work with files on the controller BootP and FIP cannot function through a firewall in the PC Firewalls in a router are less likely to be a problem unless certain ports such as FTP client have been blocked either by default or on purpose Pinging the SNAP LCE If you still cannot communicate with the SNAP LCE after you have checked these items try to reach it using the PING protocol 1 Choose Start Programs and open a command prompt 2 Atthe prompt type ping controller s IP address For example type ping 10 192 54 40 If the controller responds go to Accessing the SNAP LCE w
6. Enter the Login and Password the controller should use for authentication when it calls the remote device Inactivity Timeout Enter number of seconds after the PPP session is negotiated before the modem hangs up if the controller sends no packets and receives no packets The default is 30 Phone Number Enter the number the modem should dial for outgoing calls from the controller Change the following fields if necessary Max Connect Time The maximum amount of time in seconds an outgoing PPP connection can stay connected after successful negotiation Default is zero which disables the timer Max Dial Retries The number of times the controller will redial if the first attempt fails Default is zero Retry Interval The number of seconds the controller will wait before trying to redial after the first attempt fails Default is zero Disable Time lf the maximum connect time or maximum number of retries has been reached the outgoing PPP dialer waits this number of seconds before doing anything Default is zero SNAP LCE User s Guide 19 CHAPTER 2 OPTIONAL FEATURES E 9 VVhen you have finished configuring PPP click Apply Configuration data is sent to the controller For it to take effect you must save the data to flash and restart the controller see next steps 10 Click the Status Write button on the left side of the Inspect window In the Operation Command list highlight Store configuration to flash
7. Clear Flag PUC Needed Busy Flag Loader Version Memory Map Version Firmware Version Firmware Version Date Firmware Version Time Unit Type Unit Description 10 Unit Hardware Revision Month 10 Unit Hardware Revision Day 170 Unit Hardware Revision Year Installed Ram MAC Address TCP IP Address TCP IP Subnet Mask TCP IP Default Gateway TCP IP Name Server Always BootP DHCP On Powerup Degrees F C PUC Received 0 0 R5 0a 1 R6 la 03 04 2005 08 42 17 0x00000193 SNAP LCE 12 5 2003 16777216 00 40 3D 00 9F B6 10 192 55 65 255 255 192 0 0 0 0 0 0 0 0 0 Off 0 c 0 If you have used the Inspect window before the last IP address you used is shown and current Status Read information appears in the window The most recently used IP addresses are available in the drop down list If you have not used the Inspect window before the window will not show any data SNAP LCE User s Guide 17 CHAPTER 2 OPTIONAL FEATURES ee eee 2 In the IP Address field type the IP address of the SNAP LCE controller or choose it from the drop down list Click Communications and choose PPP Configure from the submenu E Inspect 1 0 Unit z E xl IP Address 10 192 55 65 vj Port 2001 Timeout f 000 ms Status PPP area last read at 12 07 04 14 56 47 p PPP Configuration aanwas pee emn Tate TF GENERAL PPP 5 OxFFFF FOSE 0000 Local IP Address for PPP Interface 192 168 0 1 Apply Po
8. Clear timer configuration Clear PID configuration Clear datalog CAUTION Note the following recommended settings TCP Minimum Retransmission Timeout msec 250 TCP Initial Retransmission Timeout msec 3000 TCP Retransmission Attempts 5 TCP Idle Session Timeout msec 240 000 If you set these fields too low you may not be able to communicate with the controller at all even through ioManager to fix the settings Then you would have to reset the controller to factory defaults 4 Change these four fields as necessary TCP Minimum Retransmission Timeout sets an absolute minimum value for the RTO The SNAP LCE s calculated RTO will never go below this value 42 SNAP LCE User s Guide CHAPTER 3 MAINTENANCE AND TROUBLESHOOTING TCP Initial Retransmission Timeout sets the RTO for the first communication try Be careful since all future tries are based on this value if you set it too low for network conditions a connection will never be made TCP Retransmission Attempts sets the number of times the SNAP LCE retries communication Larger busier networks need a higher number of retransmits than smaller networks with less traffic TCP Idle Session Timeout sets how long in milliseconds the SNAP LCE allows a session to remain open without any activity After this time the controller closes the unused session The default is 240 000 milliseconds or four minutes 5 Click the Apply button to write your c
9. NOTE If you are using ioControl and want to synchronize the 1 0 unit s time with your PC s time don t use these steps instead follow instructions in Opto 22 form 1300 the ioGontrol User s Guide 1 In the ioManager main window click the Inspect button al SNAP LCE User s Guide 29 CHAPTER 2 OPTIONAL FEATURES 2 In the IP Address field type the IP address of the SNAP LCE controller or choose it from the drop down list Click System and choose Date And Time from the submenu K Inspect 1 0 Unit 101925565 M Jr E PE FUoo Du seconds OxFFFF F035 0000 Hundredths of a Second E E _OxFFFF F035 0000 OxFFFF F035 0000 OxFFFF F035 0000 3 To change any time or date value click in the Value field and enter the correct value 4 When time and date are correct click Apply to send the values to the controller System date and time are set 30 SNAP LCE User s Guide CHAPTER 3 Maintenance and Troubleshooting Maintenance Assigning an IP Address See instructions in Opto 22 form 1440 the ioManager User s Guide to assign an IP address to the SNAP LCE Changing the IP Address If you know the SNAP LCE S IP address see the oManager User s Guide for instructions to change it If you do not know the IP address check the label on the side of the controller If it s not there you can reset the controller to factory default
10. O units use a standard Ethernet hub or switch This architecture can be designed for control only as shown below or be part of a larger Ethernet network that includes computers and other Ethernet based equipment SNAP Ethernet I O SWITCH ey E s Analog Devices Digital Devices SNAP LCE Devices Serial Devices rin Analog Digital Devices Devices For remote monitoring and control you can use the SNAP LCE directly with a SNAP Ethernet based 170 unit such as the SNAP Simple 170 unit shown in the diagram below For this use the SNAP LCE communicates using a modem over the Point to Point Protocol PPP supported in firmware version 5 1c and newer See Configuring PPP on page 16 MODEM SNAP Simple I O VO Communication Host Communication Devices Devices SNAP LCE F Digital Devices SNAP LCE User s Guide 9 CHAPTER 1 INSTALLATION AND SPECIFICATIONS Specifications Specification Table Processor Memory Total RAM Battery backed RAM Flash EEPROM 32 bit ColdFire 5407 16 MB 512 KB 8 MB Backup battery 3 volt CR2032 Lithium user replaceable Typical service life with power off 5 years Host communication Ethernet 10 100 Mbps or PPP dial up and radio modem IO communication Ethernet 10 100 Mbps IO unit compatibility Opto 22 SNAP Simple I O SNAP Ethernet I O and SNAP Ultimate I O units Serial ports Two RS 232 ports Baud rate
11. RAS you need to have Windows 2000 Advanced Server 1 In Windows 2000 choose Start Programs Administrative Tools Routing and Remote Access 2 Inthe Action pull down menu select Add Server Keep the default to add This Computer as the server Click OK 3 Right click on the server you just added and choose Properties Click the General tab and choose the following settings TEST2KSER local Properties E 21x General Security IP NetBEUI PPP Event Logaing LI s Routing and Remote Access Enable this computer as a Local area network LAN routing only LAN and demand dial routing IV Remote access server 4 Click the Security tab and set as shown below TEST2KSERY local Properties nn xi General Security P NetBEUI PPP Event Logging The authentication provider validates credentials for remote access clients and demand dial routers Authentication provider Windows Authentication Configure Authentication Methods The accounting provider maintains a log of connection requests and sessions Accounting provider lt None gt i Configure SNAP LCE User s Guide 25 CHAPTER 2 OPTIONAL FEATURES 5 Click the Authentication Methods button and set the following and then click OK I Authentication Methods 6 Set the IP tab to use either Static address pool or DHCP server In this example we used a Static address pool TEST2KSERY local Pro
12. at www opto22 com Choose a convenient mounting location for the SNAP LCE and either DIN rail or panel mount it according to the diagrams on page 7 and page 8 With the power supply off or unplugged connect the power supply to the SNAP LCE CAUTION Reversing wire polarity may cause damage to your controller This damage is not covered by Opto 225 warranty If in doubt about which wire is which on your power supply check with a meter a With the power supply off or unplugged connect the 5 V lead from the power supply normally red to the 5 V terminal on the face of the SNAP LCE b Connect the COM wire from the power supply normally black to the 5 V terminal on the face of the SNAP LCE SNAP LCE User s Guide 5 CHAPTER 1 INSTALLATION AND SPECIFICATIONS NOTE The controller does not have a power switch to turn it off switch off the power supply 4 Using Category 5 or superior solid unshielded twisted pair cable connect the SNAP LCE controller in one of the following ways e Recommended for initial configuration Connect to a PC directly using an Ethernet crossover cable e Connect to a standard 10BASE T or 100BASE TX Ethernet network that has a PC on the same subnet as the controller and does NOT have a Dynamic Host Configuration Protocol DHCP server Maximum cable or segment lengh is 100 meters minimum cable length is one meter 5 Before turning on power to the SNAP LCE controller follow steps in
13. is soft selectable from 150 115 200 kBd Power requirements 5 0 5 2 VDC at 1 2 A Operating temperature Storage temperature 0 C to 60 C 40 C to 85 C Humidity 0 to 95 relative humidity non condensing Software ioProject software suite ioControl ioDisplay ioManager Purchase OptoOPCServer separately to communicate using OPC Other features FTP server client with file system Real time clock Power Supply Recommendations Opto 22 recommends that the SNAP LCE be powered with an Opto 22 SNAP PS5 or SNAP PS5U power supply In lieu of the SNAP PS5 or SNAP PS5U Opto 22 recommends a 5 volt linear supply with adequate current ratings for the load 10 SNAP LCE User s Guide CHAPTER 1 INSTALLATION AND SPECIFICATIONS LED Descriptions The SNAP LCE includes the following LEDs ACT Network activity is present LNK Controller is connected to the Ethernet network TX one for each serial port Controller is actively transmitting data through the port RX one for each serial port Controller is actively receiving data through the port RUN Controller is operational STS If on solidly a strategy is running and a user task is being executed If the strategy runs to completion the LED turns off If the LED is blinking see Blink Codes for the SNAP LCE on page 45 ETHERNET ag SNAP LCE ETHERNET CONTROLLER QP O I a r s Por
14. side of the SNAP LCE controller to mount it to a panel 9 4 80 124 841nm Ae 4 40 14 771 20 5 03mm cw AVe NI ROP u NE E 2 00 rR 50 80mm 1 00 25 39mm 50 12 70mm 1 75 4444mm 4 05 102 86mm 4 66 118 3mm 4 17 105 9mm SNAP LCE User s Guide 7 CHAPTER 1 INSTALLATION AND SPECIFICATIONS DIN Rail Mounting and Dimensions DIN rail mounting requires an adapter clip part number SNAP PSDIN not included For DIN rail mounting remove the four screws that fasten the panel mounting base plate to the controller Save screws Remove the base plate Use the four screws to fasten the DIN rail adapter clip to the bottom of the controller as shown Optional DIN rail adapter clip a 4 05 102 86mm SNAP LCE ETHERNET CONTROLLER AANYSHLA 1 75 44 44mm 4 86 118 3mm FOR DIN CLIP ADD ADDITIONAL 06 1 52mm TO OVERALL HEIGHT CUSTOMER SUPPLIED SNAP RACK DIN RAIL ADAPTER CLIP 35mm DIN RAIL NOTE BE SURE TO CONSIDER DIN RAIL DIMENSIONS 8 SNAP LCE User s Guide CHAPTER 1 INSTALLATION AND SPECIFICATIONS Architectural Diagrams To use the SNAP LCE with mutliple SNAP Ethernet based I
15. top of the SNAP LCE Wait until the solid light goes off then watch for 14 slow blinks The blinks indicate that the controller was successfully reset to defaults For other blink codes see page 45 Again remove the controller s cover and carefully remove the board from its housing Remove the Reset to Factory Defaults jumper and insert the Boot to Kernel Loader jumper Then replace the board and the controller s cover The controller is now reset to factory defaults Its IP address is reset to 0 0 0 0 and its subnet mask to 255 255 255 0 Before restoring power to the SNAP LCE follow steps in the oManager User s Guide to assign the controller the correct IP address and subnet mask SNAP LCE User s Guide 35 CHAPTER 3 MAINTENANCE AND TROUBLESHOOTING Loading New Firmware Each SNAP LCE controller contains firmware sometimes referred to as the kernel which is similar to an operating system If the firmware should become damaged or if you need a newer version of the firmware you can load new firmware to the controller following instructions in the ioManager User s Guide Replacing the Backup Battery When power to the controller is off the backup battery can be expected to last about 5 years When it is time to replace it follow these steps 1 Obtain a 3 volt CR2032 Lithium replacement battery 2 Turn off power to the SNAP LCE controller Remove the Ethernet connector 3 Unscrew the four screws holding on
16. 0 192 55 65 vj Port 2001 Timeout 1000 ms Status Status Read area last read at 03 03 05 16 36 09 r Status Read Status Read Stas Wie OxFFFF F030 004C Degrees F C OxFFFF F030 0054 Comm Watchdog Time msec 0 Point Config OxFFFF F030 005C Digital Scan Counter o Digital Bank OxFFFF F030 0060 Analog Scan Counter 0 OxFFFF F030 010C Milliseconds Since Powerup 37858 Digital Point OxFFFF F030 0058 TCP Minimum RTO msec 250 Analog Bank OxFFFF F030 0064 TCP Initial RTO msec 3000 Analog Poi OxFFFF F030 0068 TCP Retransmits 5 nalog Font OxFFFF F030 006C TCP Idle Session Timeout msec 240000 High Density OxFFFF F030 0108 TCP Idle Session Timeout Count 0 OxFFFF F030 0070 OxFFFF F030 0074 OxFFFF F030 0078 System gt Ethernet Errors Late Collisions 0 Ethernet Errors Excessive Collisions 0 Ethernet Errors Others 0 ScratchPad gt Datalog gt JoxFFFF F030 007C Smart Modules Present Ox0000 PID Ps analog serial etc Events OxFFFF F030 0100 Arcnet Reconfigs Detected 0 OxFFFF F030 0104 Arcnet Reconfigs Initiated by I 0 Unit 0 Communications gt OxFFFF F030 0110 OxFFFF F030 0114 Ethernet MAC Resets Since Powerup 0 Dig Output Point Resets Since Powerup 0 Other gt All three of these items should have a value of zero If any of these items has a value other than zero you may have a network problem A
17. 1 Click Start and choose Settings Control Panel Double click Network and Dial Up Connections Double click Make New Connection Follow directions in the wizard to create a new connection When the new connection is created double click its name in the Network and Dial Up Connections window In the Properties dialog box set each tab as shown in the following figures SNAP LCE User s Guide 21 CHAPTER 2 OPTIONAL FEATURES General Tab TI 8 6953032 SA Lountry fegian code 22 SNAP LCE User s Guide CHAPTER 2 OPTIONAL FEATURES a Ma Options Tab 2nd Connection to 695 3032 Properties Security Tab 2nd Connection to 695 3032 Properties fer Use my Windows logon name and land domain if any data encryption disconnect if none SNAP LCE User s Guide 23 CHAPTER 2 OPTIONAL FEATURES ER Netvvorking Tab 2nd Connection to 695 3032 Properties Sharing Tab 2nd Connection to 695 3032 Properties and dialing and dialing npts to ac tor IM Enable on demand dialing 24 SNAP LCE User s Guide CHAPTER 2 OPTIONAL FEATURES Setting Up a Remote Access Server on the PC Windows 2000 Advanced Server Use the following steps to set up a remote access server RAS on the PC so that the SNAP LCE controller can dial in to the PC Be sure to work closely with your System Administrator NOTE Windows 2000 Professional does not support
18. Enable PPP for Incoming Choose Enabled from the drop down list Set Default Gateway If you want the controller to use the device calling the controller as the default gateway for all communication choose Yes The default is No Remote IP Address Enter the IP address the controller should give to devices that dial into the controller and ask for an address This address must be on the same subnet as the local IP address Enter a Modem Listen String to make sure the modem automatically answers calls The default modem listen string is arso 1 m which instructs the modem to answer any incoming calls on the first ring Again refer to your modem s command reference for the correct listen string Change the Inactivity Timeout if necessary The default is 30 Enter the Login and Password the controller should accept for incoming calls 8 If the controller will send outgoing calls complete the Outgoing PPP section a b Enable PPP for Outgoing Choose Enabled from the drop down list Specify Local IP Address Choose Yes to have the controller use the Local IP Address you entered for the PPP link choose No to have the remote device assign the controller an IP address for the PPP link The default is No Set Default Gateway If you want the controller to use the device the controller is calling as the default gateway for all communication choose Yes PPP Link Always Connected If you don t want the controller to dial out choose Yes
19. FF F038 0004 Always BootP DHCP On Powerup No Retresh Apply r 5 OxFFFF F038 0008 Degrees F C Degrees C Point Config OxFFFF FO38 0010 Comm Watchdog Time msec 0 Disable 0 Digital Bank Digital Point Analog Bank Analog Point High Density System gt ScratchPad gt DataLog gt PID gt Events gt Communications gt Other gt OxFFFF F038 0014 OxFFFF F038 0018 OxFFFF F038 001C OxFFFF F038 0020 OxFFFF F038 004C OxFFFF F038 0050 OxFFFF F038 0054 OxFFFF FFFF F050 OxFFFF FFFF F058 TCP Minimum Retransmission Timeout msec TCP Initial Retransmission Timeout msec TCP Retransmission Attempts TCP Idle Session Timeout msec 0 Disable Man Digital Scantime msec Max Analog Scantime msec Scanner Flags Secondary IP Address Secondary Subnet Mask Operation Commands None Send Command Send powerup clear r Reset to defaults and Restart 1 0 Unit Store configuration to flash Erase configuration from flash Restart 1 0 Unit from powerup Switch to loader mode Clear digital event configuration Clear alarm configuration Clear PPP configuration Clear e mail configuration Clear timer configuration Clear PID configuration Clear datalog 6 Click Send Command The port configuration data is stored to flash memory and a Success message appears Configuring PPP 250 3000 5 240000 1000 1000 Ox 00000000 10 192 255 5 255 255 192 0 Use this section only if you have SNAP
20. LCE controllers installed at remote locations or in other places where an Ethernet network is not available and you are using modems to communicate between the controller and a PC You can set up communication so that the controller can dial in to a PC so that PCs can dial into the controller or both 16 SNAP LCE User s Guide CHAPTER 2 OPTIONAL FEATURES CE Ue First configure PPP on the controller itself following steps in the next section Then see the following sections to attach the modem to the system and set up Windows dial up networking or remote access server on the PC Configuring PPP on the Controller 1 In the ioManager main window click the Inspect button ai The Inspect vvindovv opens Inspect 1 0 Unit IP Address 10 192 55 65 v Port 2001 Timeout 1000 ms Status Status Read area last read at 10 09 06 16 36 08 Status Write Point Config Digital Bank Digital Point Analog Bank Analog Point High Density System b Scratch Pad gt DataLog P PID Events gt Communications gt Other gt Status Read OxFFFF F030 0004 OxFFFF F030 0008 OxFFFF F030 0018 OxFFFF F030 0000 OxFFFF F030 001C OxFFFF F030 0040 OxFFFF F030 OOBO OxFFFF F030 0020 OxFFFF F030 0080 OxFFFF F030 0024 OxFFFF F030 0025 OxFFFF FO30 0026 OxFFFF FO30 0028 OxFFFF F030 002E OxFFFF F030 0034 OxFFFF F030 0038 OxFFFF F030 003C OxFFFF F030 0040 OxFFFF F030 0048 OxFFFF F030 004C DESCRIPTION Powerup
21. MI v I modem More Load File Status D ent none 32 SNAP LCE User s Guide 10 11 12 13 14 CHAPTER 3 MAINTENANCE AND TROUBLESHOOTING Make sure the correct COM port is shown Choose Device Serial Connection The utility contacts the controller and displays its IP address subnet mask and other information x IP Configuration IP Address MY fase se 31 SubNetMask zss zss isz 0 Defaut Gateway o Jo Jo Jo Store All m Hardware Information Unit Type Jsnar LCE ooo Hardyvare Revision Jizysrzoo a RAM Size fpevrze 0 MAC Address 00 ao sp 00 7A 34 Loader Version os oo oz oo Close If you need to change the IP address subnet mask or default gateway type in the new numbers Make sure they are correct Then click Store All The new data is sent to the controller Close the dialog box OptoFlash ENET and ioManager Turn off power to the controller and remove the serial cable Again remove the controller s cover and carefully remove the board from its housing Replace the Boot to Kernel Loader jumper Then replace the board and the controller s cover Restore power to the controller The SNAP LCE is ready for use If you changed the IP address remember to write it on the label on the controller s case SNAP LCE User s Guide 33 CHAPTER 3 MAINTENANCE AND TROUBLESHOOTING Writing Commands to the Controller 1 In the ioManage
22. Opto 22 form 1440 the ioManager User s Guide to assign the controller an IP address This guide is in Adobe Acrobat PDF format on the CD that came with the controller and is also available from our website www opto22 com Note that you can use ioManager to assign IP addresses to the controller and 170 units at the same time What s Next Your SNAP LCE industrial controller is now ready for use e To create ioGontrol strategies to run on the controller see the joContro Users Guide and the ioControl Command Reference Both are available in PDF format on the CD that came with the controller e To configure these optional features see the pages shown Instructions are also in the Reading and Writing chapter of the ioManager User s Guide To configure this See Notes PPP dial up over a modem page 16 Requires firmware 5 1c or newer Serial ports page 13 Requires firmware 5 1c or newer IP Security page 28 Date and Time page 29 e To work with the controller s file system and FP see instructions in the oManager Users Guide 6 SNAP LCE User s Guide CHAPTER 1 INSTALLATION AND SPECIFICATIONS Mounting the Controller The SNAP LCE controller can be panel mounted or mounted on a DIN rail DIN rail mounting requires an adapter clip part number SNAP PSDIN not included The controller is the same size and shape as most SNAP power supplies Panel Mounting and Dimensions Use two screws on each
23. SNAP LCE USER S GUIDE Form 1475 070116 January 2007 OPTO 2 2 43044 Business Park Drive e Temecula e CA 92590 3614 Phone 800 321 OPTO 6786 or 951 695 3000 Fax 800 832 OPTO 6786 or 951 695 2712 www opto22 com Product Support Services 800 TEK OPTO 835 6786 or 951 695 3080 Fax 951 695 3017 Email support opto22 com Web support opto22 com SNAP LCE User s Guide Form 1475 070116 January 2007 Copyright 2004 2007 Opto 22 All rights reserved Printed in the United States of America The information in this manual has been checked carefully and is believed to be accurate however Opto 22 assumes no responsibility for possible inaccuracies or omissions Specifications are subject to change without notice Opto 22 warrants all of its products to be free from defects in material or workmanship for 30 months from the manufacturing date code This warranty is limited to the original cost of the unit only and does not cover installation labor or any other contingent costs Opto 22 170 modules and solid state relays with date codes of 1 96 or later are guaranteed for life This lifetime warranty excludes reed relay SNAP serial communication modules SNAP PID modules and modules that contain mechanical contacts or switches Opto 22 does not warrant any product components or parts not manufactured by Opto 22 for these items the warranty from the original manufacturer applies These products include but are not limited to Opto
24. Terminal G70 OptoTerminal G75 and Sony Ericsson GT 48 see the product data sheet for specific warranty information Refer to Opto 22 form number 1042 for complete warranty information Cyrano Opto 22 FactoryFloor Optomux and Pamux are registered trademarks of Opto 22 Generation 4 ioControl ioDisplay ioManager ioProject ioUtilities mistic Nvio Nvio net Web Portal OptoConnect OptoControl OptoDataLink OptoDisplay OptoOPCServer OptoScript OptoServer OptoTerminal OptoUtilities PAC Control PAC Display PAC Manager PAC Project SNAP Ethernet 170 SNAP 170 SNAP OEM 1 0 SNAP PAC SNAP Simple 1 0 SNAP Ultimate 1 0 and SNAP Wireless LAN 1 0 are trademarks of Opto 22 Activex JScript Microsoft MS DOS VBScript Visual Basic Visual C and Windows are either registered trademarks or trademarks of Microsoft Corporation in the United States and other countries Linux is a registered trademark of Linus Torvalds Unicenter is a registered trademark of Computer Associates International Inc ARCNET is a registered trademark of Datapoint Corporation Modbus is a registered trademark of Schneider Electric Wiegand is a registered trademark of Sensor Engineering Corporation Nokia Nokia M2M Platform Nokia M2M Gateway Software and Nokia 31 GSM Connectivity Terminal are trademarks or registered trademarks of Nokia Corporation Sony is a trademark of Sony Corporation Ericsson is a trademark of Telefonaktiebolaget LM Ericsson All other
25. User s Guide 39 CHAPTER 3 MAINTENANCE AND TROUBLESHOOTING Communicating with 1 0 Units If you have trouble communicating with 1 0 units check the Troubleshooting chapter in form 1460 the SNAP Ethernet Based 10 Units User s Guide for suggestions Solving Network Problems If problems in communicating with the SNAP LCE recur check your network The wires switches and so on in your Ethernet network are not part of the Opto 22 hardware but any problems in your network may affect communication with Opto 22 products Create a Network Diagram First create a network diagram and verify the following e Cable connectors are firmly inserted e The switch has power Switch LEDs indicate that the connection is up e Neither the PG nor the SNAP LCE uses the switch s uplink port Check Ethernet Errors Next use ioManager to check Ethernet errors reported by the SNAP LCE These errors indicate network problems You will need to know the SNAP LCE s IP address 1 Choose Start Programs Opto 22 ioProject Software ioManager 2 In the ioManager main window click the Inspect icon mi 3 In the IP Address field type the IP address of the SNAP LCE Click Status Read 4 Scroll down until you see the items Ethernet Errors Late Collisions Ethernet Errors Excessive Collisions and Ethernet Errors Others 40 SNAP LCE User s Guide CHAPTER 3 MAINTENANCE AND TROUBLESHOOTING T Ethernet Errors x IP Address 11
26. brand or product names are trademarks or registered trademarks of their respective companies or organizations SNAP LCE User s Guide Table of Contents Chapter 1 Installation and Specifications 1 E E KM REN 1 T e ec e dada E taal st acter 2 e et KET ee verdreit 3 Related DOCUMENTATION 0 0 vnu ac on cc cn ece seen enet recete c s eeees cer enet t neereeter eeer e ee 3 OI e aca Sova A seataseaciet sctuaes aunadtcns quesiereheastucaediaslaviatass 4 e a aa 5 What You Will Need Peet ee a Ona en 5 Installing Software ea Ga an 5 e SH 5 I amenn ni i AAA T E A A 6 Mounting the Controller E RE DR 7 Panel Mounting and Dimensions aga vuni r veja dh na 7 DIN Rail Mounting and Dimensions s csccvcsssssccscecssssses veestot t r edhte t t ins n L nd s konr 8 Architectural Diagrams er ne ed hh t ar et 9 SPECICATION S i ue ah v de 10 Power Supply e ONM MO AFT is sve ur dua sm nda dd dd 10 LED Descriptions ccc korent vedin rei de i an 11 Chapter 2 Optional Features sisscscccesiessccsstssustessssncccscsstetestiseeeansatcencstsasass 13 MEGI Nane cerca coat A E E EE a E 13 Communication Options esa ad ua vd dd sh 13 Configuring Serial Ports cach cssicescescacasdcdaciaaasatcaescaneatsabicbcduestaubidiocianasenaiam aa aaiaamaancenaians 13 COMME URINE D Baden es ant setfacticsteatnismetsseia tiene 16 Configuring PPP on the Controller gjase record vr 17 Attaching the Modem to the GOT AR cc as d uj s 20 Co
27. ctory defaults resetting SNAP LCE to 35 file system 6 firmware getting data about 43 loading 36 FTP 6 default port 28 limiting access to 28 login 29 password 29 H hardware getting data about 43 installing 5 help network problems 40 product support 4 troubleshooting 37 SNAP LCE User s Guide 49 host communication disabling 29 I 0 units using SNAP LCE with 9 IEEE 1394 based protocol controller s memory map 46 default port 28 limiting access to 28 installing DIN rail mounting instructions 8 hardware 5 panel mounting instructions 7 SNAP LCE 5 software 5 ioControl 2 3 6 protecting strategy 29 ioDisplay 2 ioManager accessing SNAP LCE 38 description 2 sending commands to controller 34 Status Read page 38 43 Status Write page 34 ioProject 2 IP address assigning 31 changing 31 viewing 31 IP security configuring 28 L LEDs blink codes 45 description 11 login for FTP 29 M memory map for SNAP LCE 46 Modbus TCP default port 28 limiting access to 28 modem 16 architectural diagram 9 wiring 20 SNAP LCE User s Guide mounting the SNAP LCE 7 N network certification 41 diagrams 9 Ethernet errors 40 OptoEnetSniff 41 troubleshooting 40 NVRAM 20 0 Opto 22 Product Support 4 OptoEnetSniff 41 OptoMMP default port 28 limiting access to 28 OptoOPCServer 2 P panel mounting instructions 7 password for FTP 29 peer to peer commu
28. e controller using FTP can do so by adding the changed port number to the controller s IP address For example if the controller s IP address is 10 22 56 3 and the port number is changed to 85 you would enter the following to access the controller 10 22 56 3 85 Requiring a Password for FTP You can configure security so that anyone who wants to access the device using FIP is required to enter a username and password Protecting a PAC Control Strategy from Interference You can set up a SNAP LCE controller to run a stable strategy without the possibility of interference from a host This means that no one can alter or stop the strategy using PAC Control or iolerm but it also means that ioDisplay cannot communicate with the control engine To protect a PAC Control strategy from interference finalize the strategy download it save it to flash memory and set the autorun flag see the PAC Control User s Guide for steps Then use ioManager to change the Control Engine port number from the default of 22001 to zero and save that setting to flash as well The strategy will automatically run when power is turned on but a host cannot communicate with it If you need to change the Control Engine port number back to 22001 you can do so in ioManager because ioManager uses the OptoMMP protocol to communicate with the controller Changing Date and Time The SNAP LCE contains a real time clock You can view the clock s date and time or change it
29. e ioManager main window click the Inspect button Bl 3 In the IP Address field type the IP address of the SNAP LCE or choose it from the drop down list if it is there Click Status Read 38 SNAP LCE User s Guide CHAPTER 3 MAINTENANCE AND TROUBLESHOOTING a M Information from the SNAP LCE controller is displayed in the window H Inspect 1 0 Unit zz xi Date and IP Address 10 192 55 65 vi Pot 2001 Timeout 1000 ms Status Status Read area last read at 12 07 04 14 56 47 time data r Status Read Status Read was last SUAS DESCRIPTION read OxFFFF F030 0004 Powerup Clear Flag PUC Needed PUC Received 0 S Point Config OxFFFF F030 0008 Busy Flag o Click to Dita Bank OxFFFF F030 0018 Loader Version R5 Da update Digital Point OxFFFF F030 0000 Memory Map Version 1 OxFFFF F030 001C Firmware Version R la data Analog Bank OxFFFF F030 0040 OxFFFF F030 OOBO Analog Point High Density OxFFFF F030 0020 OxFFFF F030 0080 Gaim 6 OxFFFF F030 0024 OxFFFF F030 0025 Scratch Pad OxFFFF F030 0026 OxFFFF F030 0028 DataLog gt PID gt OxFFFF F030 002E OxFFFF F030 0034 Events gt OxFFFF F030 0038 OxFFFF F030 003C Communications gt OxFFFF F030 000C Other gt JoxFeer F030 0014 OxFFFF F030 0012 Firmware Version Date Firmware Version Time Unit Type Unit Description 170 Unit Hardware Revision Month I O Unit Hardware Revision Day 170 Unit Hardware Revision Year Insta
30. ear datalog 11 Click Send Command The PPP configuration data is stored to flash memory and a Success message appears 12 In the Operation Command list highlight Restart 170 Unit from powerup Click Send Command The controller is restarted and a Success message appears 13 Continue with the next section to attach the modem to the controller Attaching the Modem to the Controller To work properly with the SNAP LCE controller a modem must be able to store settings in non volatile RAM NVRAM and default to those settings on reset 20 SNAP LCE User s Guide Store configuration settings to the modem s CHAPTER 2 OPTIONAL FEATURES Follow the diagram at right to attach the modem BRAIN MODEM DB9 to the controller using the controller s serial connector NVRAM following instructions in the user s guide for your modem NOTE Configuration settings must be stored to the modems NVRAM so they will be loaded when the SNAP LCE sends a reset command to the modem If PCs will dial up the controller set up Windows dial up networking on the PCs that will call the controller See the folllowing section If you want the controller to dial up a PC set up a remote access server RAS on the PC See page 25 Configuring Microsoft Windows Dial up Networking on Windows 2000 Use the following settings to configure Windows dial up networking on any PC that will dial in to the SNAP LCE controller
31. eplace it with new SNAP PAC controllers SNAP PAC controllers are more powerful and include additional functionality Please see our website www optoZ2 com or call us at 800 321 6786 or 951 695 3000 for information about SNAP PAC controllers The SNAP LCE Ethernet based stand alone industrial controller is designed for use with Opto 22 s ioControl Basic software part of the ioProject Basic software suite Please note that SNAP LCEs and ioProject are not recommended for new development The last released version of ioProject Basic is version 7 1 This software will remain available on our website for some time to support customers who have existing SNAP LCE controllers For new development we recommend SNAP PAC controllers either standalone or on the rack and PAC Project software The SNAP LCE provides real time control and communication to SNAP Ethernet based input output I O systems and computer networks Independently running a control program you build with the included ioGontrol development software the SNAP LCE monitors and controls all kinds of devices and equipment It also communicates data about these devices and equipment directly to Opto 22 s ioDisplay and third party human machine interfaces HMls to databases and to other information technology IT systems The controller communicates over standard TCP IP Ethernet networks at 10 or 100 Mbps It can be attached to existing wired or wireless Ethernet netwo
32. eptable IP address has access Work with your network administ rator to make sure you are specifying the correct IP addresses Limiting Access to Specific Protocols You can also limit access to specific protocols the SNAP controller or 170 unit uses These protocols can travel simultaneously over the Ethernet TCP IP link and set up sessions or ports on the SNAP device e File transfer protocol FTP used for exchanging files between the SNAP LCE and a computer e OptoMMP the IEEE 1394 based memory map protocol used by most other tools for interfacing with the SNAP device For security purposes you can hide or disable one or more of the protocols by changing the port number from its default The following table shows the default ports Protocols for Default Ports Protocol Used by Default Port FTP PCs for file exchange 21 OptoMMP PAC Manager and most other tools 2001 28 SNAP LCE User s Guide CHAPTER 2 OPTIONAL FEATURES Preventing Access For example suppose you want to prevent any device from accessing a controller using FIP To do so you would change the port number for the FIP protocol from the default of 21 to zero Since zero is an invalid port no device could access the controller using FIP Limiting Access If you wanted to limit FIP access you could change the port number from 21 to another number between 1 and 65 535 If you change the number anyone or any application that needs to access th
33. erup Clear Flag PUC Needed Busy Flag Loader Version Memory Map Version Firmware Version Firmware Version Date Firmware Version Time Unit Type Unit Description 170 Unit Hardware Revision Month I O Unit Hardware Revision Day I O Unit Hardware Revision Year Installed Ram MAC Address TCP IP Address TCP IP Subnet Mask TCP IP Default Gateway TCP IP Name Server PUC Received 0 0 R5 0a 1 R7 1g 08 08 2006 11 25 33 Ox00000193 SNAP LCE 12 5 2003 16777216 00 40 3D 00 78 F1 10 192 54 158 255 255 192 0 0 0 0 0 0 0 0 0 Other gt OxFFFF F030 0048 OxFFFF F030 004C Always BootP DHCP On Powerup off 0 Degrees F C c 0 Close Help o Keep this window open on your screen when you call Product Support NOTE Because the Status Read area is used for both standalone controllers and Ethernet based 170 units some items apply to some devices and not others The follovving items do not apply to standalone controllers Degrees F C PID Loops Comm Watchdog Time msec Smart Modules Present Scanner Flags Arcnet data Digital Scan Counter Digital resets and failures since powerup Analog Scan Counter For detailed information about items in the Status Read area see the ioManager User s Guide 44 SNAP LCE User s Guide Blink Codes for the SNAP LCE CHAPTER 3 MAINTENANCE AND TROUBLESHOOTING a M The STS LED on the top of the SNAP LCE controller indicates conditions that ca
34. eters in ioManager 1 Choose Start Programs Opto 22 ioProject Software ioManager 2 In the ioManager main window click the Inspect button mi 3 In the IP Address field type the IP address of the SNAP LCE Click Status Write PBinspectount TE IP Address fi 0192 55 65 Port 2001 Timeout fi 000 ms Status Status Write area last read at 11 15 05 15 06 05 m Status Write Status Read OxFFFF F038 0004 Always BootP DHCP On Powerup No E OxFFFF F038 0008 Degrees F C Degrees C Apply Point Config OxFFFF F038 0010 Comm Watchdog Time msec 0 Disable 0 Digital Bank OxFFFF F038 0014 TCP Minimum Retransmission Timeout msec 250 OxFFFF F038 0018 TCP Initial Retransmission Timeout msec 3000 Digital Point OxFFFF F038 001C TCP Retransmission Attempts 5 OxFFFF F038 0020 TCP Idle Session Timeout msec 0 Disable 240000 Analog Bank OxFFFF F038 004C Max Digital Scantime msec 1000 OxFFFF F038 0050 Max Analog Scantime msec 1000 Analog Point OxFFFF F038 0054 Scanner Flags Ox 00000000 High Density System gt r Operation Commands Send Command Scratch Pad gt Send powerup clear Reset points to defaults DataLog gt Store configuration to flash Erase configuration from flash PID gt Restart 1 0 Unit from powerup Switch to loader mode Events Clear digital event configuration Clear alarm configuration Communications gt Clear PPP configuration Clear e mail configuration Other gt
35. hanges to the SNAP LCE 6 In the Operation Commands list highlight Store configuration to flash Click Send Command 7 In the Operation Commands list highlight Restart 170 Unit from powerup Click Send Command The new TCP parameters are set Getting Device and Firmware Information If you need to contact Opto 22 Product Support for assistance in using a controller it is helpful to have device and firmware information at hand before you call us 1 Choose Start Programs Opto 22 i0Project Software ioManager 2 In the ioManager main window click the Inspect button aj SNAP LCE User s Guide 43 CHAPTER 3 MAINTENANCE AND TROUBLESHOOTING e 3 In the IP Address field type the IP address of the device Click Status Read E Inspect 1 0 Unit IP Address 110 192 54 158 vi Port 2001 Timeout 1000 ms Status Status Read area last read at 01 16 07 16 17 28 r Status Reed Status Write Point Config Digital Bank Digital Point Analog Bank Analog Point High Density System ScratchPad gt DataLog gt PID Events Communications gt OxFFFF F030 0004 OxFFFF F030 0008 OxFFFF F030 0018 OxFFFF F030 0000 OxFFFF F030 001C OxFFFF F030 0040 OxFFFF F030 0080 OxFFFF F030 0020 OxFFFF F030 0080 OxFFFF F030 0024 OxFFFF F030 0025 OxFFFF F030 0026 OxFFFF FO30 0028 OxFFFF F030 002E OxFFFF F030 0034 OxFFFF F030 0038 OxFFFF F030 003C OxFFFF F030 0040 DESCRIPTION Pow
36. he controller will calculate the subnet mask IMPORTANT The network address for the PPP interface must be different from the network ID for the Ethernet interface The network address is obtained by ANDing the IP address and the subnet mask 4 Change Serial Port parameters as necessary speed parity etc 5 Change the Modem Initialization String and Modem Hangup String if necessary Make sure you use the setting to ignore DTR signal in the modem initialization string The default modem initialization string is AT amp D0 M Consult the command reference that came with your modem to determine the correct initialization command strings A sample modem initialization string might look like this AT amp F M AT amp D0 amp K0 M AT amp W0 M AT amp YOM The AF command sets the modem back to factory defaults The M tells the controller to insert a carriage return The tells it to insert a 500ms pause The amp WO writes the current settings to NVRAM profile 0 on the modem The amp Y0 instructs the modem to use NVRAM profile 0 after resetting This initialization string is just a sample command strings for your modem may differ 18 SNAP LCE User s Guide CHAPTER 2 OPTIONAL FEATURES 6 In the Max Authentication Retries field enter the maximum number of times a login password combination can be retried 7 If the controller will receive incoming calls via modem complete the Incoming PPP section a b e f
37. ide 1440 and Opto 22 I O units SNAP Ultimate I O SNAP Ethernet Based I O Units User s Guide 1460 SNAP Ethernet I O SNAP Simple I O ioControl strategies ioControl User s Guide 1300 ioControl Command Reference 1301 ioControl Commands Quick Reference Card 1314 Custom applications OptoMMP Protocol Guide 1465 you develop All of this documentation is on the CD that came with the controller all forms are also available on our website www opto22 com for downloading The easiest way to find one is to search on the form number SNAP LCE User s Guide 3 CHAPTER 1 INSTALLATION AND SPECIFICATIONS For Help If you have problems installing or using a SNAP LCE controller and cannot find the help you need in this guide contact Opto 22 Product Support Phone 800 TEK OPTO 835 6786 951 695 3080 NOTE Email messages Hours are Monday through Friday and phone calls to 7 a m to 5 p m Pacific Time Opto 22 Product Support are grouped together Fax 951 695 3017 and answered in the order received Email support opto22 com Opto 22 website www opto22 com When calling for technical support be prepared to provide the following information about your system to the Product Support engineer e Software and version being used e Controller firmware version see Getting Device and Firmware Information on page 43 e PC configuration e Acomplete description of your hardware and operating systems including jumper c
38. ify unless access is overridden on a per user basis OK Cancel Apply 9 Click Edit Profile and click the Authentication tab Be sure to uncheck everything except Unencrypted Authentication PAP SPAP 10 Click the Encryption tab and set it to No Encryption SNAP LCE User s Guide 27 CHAPTER 2 OPTIONAL FEATURES 11 Leave the Advanced IP and Multilink tabs at their default which is to default to the server settings The Dial in Constraints permit you to set the server side idle session timeout and max connect times These settings are not required but are useful in some cases 12 Once all tabs are set click OK then click OK again The RAS is now ready for the controllerl70 unit to dial in Have your Network Administrator assign the controllerl O unit a user name to use for dial in permission Configuring Security You can use ioManager s Inspect window to set up security on the SNAP LCE You can limit access to specific computers or other devices on the network You can require a password for using FTP In addition you can protect an ioControl strategy so that it runs without possibility of interference from a host Limiting Access to Specific Computers You can limit access to the SNAP controller based on the IP address of the computer or other host device attempting to communicate with it You specify the IP addresses that may access the controller Anyone on a computer or other host device with an acc
39. int Config OxFFFF FO3E 0058 Local Subnet Mask for PPP Interface 0 0 0 0 Digital Bank OxFFFF FOSE 0008 Serial Port Speed 19200 OxFFFF FO3E OOOC Serial Port Parity None iai 5 OxFFFF FO3E 0010 Serial Port Stop Bits 1 See 8 Analog Bank OxFFFF FO3E 0060 Serial Port Flow Control None OxFFFF FO3E 0018 Modem Initialization String AT amp DO M Analog Point OxFFFF FOSE 005C Max Authentication Retries OxFFFF FO3E 0064 Modem Hangup String we OAT HOMO High Density INCOMING PPP OxFFFF FO3E 6000 Enable PPP for Incoming Connections Disabled System OxFFFF FOSE 6004 Set Default Gateway to PPP No OxFFFF FO3E 0004 Remote IP Address for PPP Interface 192 168 0 2 ScratchPad gt OxFFFF FO3E 600C Modem Listen String ATSO 1 M OxFFFF FO3E 604C Inactivity Timeout 30 Datalog gt OxFFFF FO3E 6070 Login OxFFFF FOSE 60B0 Password PD OUTGOING PPP RER gt OxFFFF FO3E B000 Enable PPP for Outgoing Connections Disabled OxFFFF FOSE B004 Specify Local IP Address No PERR OxFFFF FOJE B008 Set Default Gateway to PPP No Communications OxFFFF FO3E BO84 PPP Link Always Connected No Other gt OxFFFF FOSE B088 Login OxFFFF FOSE BOCS Password OxFFFF FO3E B030 Inactivity Timeout 30 QvFFFF FOF RN34 Phone Number zi Close Help 3 Enter the Local IP Address for the PPP interface on the controller Enter the local Subnet Mask only if you are using classless IP addressing If you are not using classless IP addressing leave the Subnet Mask at zero and t
40. ion PPP Status Status Area Write Scratch Pad Using Data for Peer to Peer Communication Scratch Pad areas within the SNAP LCE s memory map provide a way for other devices on the Ethernet network to access data in the SNAP LCE For descriptions of the Scratch Pad areas bits integers floats and strings see the joManager User s Guide Using ioControl for Scratch Pad Access For ioControl commands and examples for accessing Scratch Pad areas see I O Unit Scratch Pad Commands in Chapter 10 of the oContro User s Guide You ll also need to set up the SNAP LCE to write to its own Scratch Pad Follow these steps to do so 1 In ioControl or ioManager configure an 170 unit to represent the SNAP LCE a On the Strategy Tree doubleclick the 170 units folder In the Configure 170 Units dialog box click Add b Enter a name and description optional From the Type drop down list choose SNAP Mixed 64 Ultimate 1 0 c Inthe Primary Address field enter the SNAP LCE s IP address 46 SNAP LCE User s Guide CHAPTER 3 MAINTENANCE AND TROUBLESHOOTING The dialog box should look something like this x Name JENAPLCE Description Type SNAP Mixed 64 Ultimate MO SNAP UP1 M64 Choose M64 Temp C Fahrenheit Celsius Pott Ethemet z 2001 J Enable Communications Primary Address 10 192 55 65 Enter LCE s IP Secondary Address 0 0 0 0 address Timeout fi second s Watchdog t No C Yes
41. ith ioManager on page 38 If the PING command cannot be found choose Start Control Panel Network Make sure TCP IP is configured as a protocol and that an IP address and subnet mask are assigned If you see the message Destination host route not defined the SNAP LCE probably has an inappropriate IP address and subnet mask Make sure the IP address and subnet mask on the controller are compatible with those on the computer Follow directions in the oManager Users Guide to check the IP address and subnet mask on the controller and change them if necessary SNAP LCE User s Guide 37 CHAPTER 3 MAINTENANCE AND TROUBLESHOOTING If you see the message No response from host check the following e Are the computer and controller correctly connected Is the controller turned on e Are the IP address and subnet mask on the controller compatible with those on the computer e s the controller in reset mode Check for a blinking STD light STD blink codes are shown on page 45 If you still cannot ping the controller contact Opto 22 Product Support See page 4 Accessing the SNAP LCE with ioManager Once you know you can ping the SNAP LCE try to access it using ioManager You will need to know its IP address 1 If ioManager is not already open choose Start Programs Opto 22 i0Project Software ioManager The ioManager main window opens ioManager File Tools view Help oela e Bl Bal 2 2 Inth
42. lled Ram MAC Address TCP IP Address 12 07 2004 14 41 45 Ox00000193 SNAP LCE 12 5 2003 16777216 00 A0 3D 00 7E 1D 10 192 55 65 TCP IP Subnet Mask 255 255 192 0 TCP IP Default Gateway 0 0 0 0 Previous Command Error Code Ox00000000 Previous Command Error Address 0x00000000 Previous Command Source Address 0 Close Help If information does not appear contact Product Support See page 4 4 Scroll down to see all of the information The data is current as of the date and time shown in the Status field at the top right corner of the window Note that date and time are from the PC not from the controller To update data click the Refresh button NOTE The following items in the Status Read area do NOT apply to SNAP LCE controllers Degrees F C Arcnet Reconfigs Initiated by VO Unit Comm Watchdog Time msec Arcnet Transmit Attempts Since Powerup Scanner Flags Arcnet ACKs Digital Scan Counter Arcnet Timeouts Analog Scan Counter Arcnet Other Smart Modules Present PID Loops Available Arcnet Reconfigs Detected Arcnet Timeout Value Arcnet Receive Interrupts Dig Output Point Resets Since Powerup Dig Interrupt Failures Since Powerup lf you are using PPP for communication through a modem choose Gommunications PPP Status to see current communication data Requires firmware version 5 1c or newer For details on the data shown see the loManager User s Guide SNAP LCE
43. n IP address to the SNAP LCE read or change basic controller configuration and more In addition you can use ioManager to configure the 170 units that communicate with the controller and to read from or write to 1 0 units ioProject Basic is included on the CD that comes with the SNAP LCE controller and is also available for download from our website at www opto22 com For communication using OLE for Process Control OPC you can purchase OptoOPCServer Opto 22 s OPC 2 0 compliant server separately 2 SNAP LCE User s Guide CHAPTER 1 INSTALLATION AND SPECIFICATIONS About this Guide This guide includes Chapter 1 Installation and Specifications gives you quick installation instructions to get your SNAP LCE industrial controller running It also includes product support information architectural diagrams and specifications for the controller Chapter 2 Optional Features shows you how to use the SNAP LCE controller to communicate directly with serial devices and how to set up PPP if you are using the controller with a modem Chapter 3 Maintenance and Troubleshooting includes steps for working with IP addresses loading new firmware troubleshooting problems with the SNAP LCE and information about the controller s memory map Related Documentation You may also need the following documentation depending on your application To use this See this Opto 22 form SNAP LCE controller ioManager User s Gu
44. n be useful in troubleshooting When the STS LED is fully on it indicates that a flowchart is running and a user task is being executed If it is blinking it indicates the following Number of Speed of Means Problem and Workaround Blinks Blinks 2 slow Firmware has started No problems controller is functioning normally running 3 slow Firmware CRC check failed No valid firmware in flash download new firmware controller has jumped to via serial port loader 4 slow Loader info area has a bad Loader information stored in VRAM is corrupt CRC Indicates a hardware problem call Product Support 5 slow Fatal error Firmware or hardware problem Make sure the hold down screw on the top of the controller is tightened and check the power supply call Product Support 6 slow BootP was successful Not a problem IP address has been successfully assigned 7 slow Flash programming failure Flash chips failed to erase properly or program properly call Product Support 10 slow RAM error Contact Product Support 11 slow Internal error Contact Product Support 13 slow Loader problem Try turning off power to the controller and turning it back on again If blinks still occur call Product Support 14 slow Controller was reset to Not a problem Controller has been reset to factory factory defaults defaults IP address is now 0 0 0 0 so assign a new IP address See the ioManager User s Guide for instruction
45. nalyze Communication Packets If it appears that you have network problems you can use a network sniffer utility such as Wireshark http www wireshark org to log and analyze network communication packets Have Your Network Certified If you suspect network problems you may need to have your network professionally certified Opto 22 does not offer network validation or certification services but many network hardware manufacturers do Contact the manufacturer of your Ethernet network hardware to have them diagnose fix and certify your network If you continue to have problems communicating with the SNAP LCE or I O units after your network is certified contact Opto 22 Product Support See page 4 TCP Settings Retransmit timeout RTO refers to the length of time the SNAP LCE waits while communicating before timing out The RTO is determined by the SNAP SNAP LCE s TCP IP stack and the stack continually recalculates the RTO based on recent network traffic If the network becomes busier for example the stack automatically adjusts the RTO to a higher value SNAP LCE User s Guide 41 CHAPTER 3 MAINTENANCE AND TROUBLESHOOTING If the TCP IP stack times out while trying to transmit data it doubles the current RTO and tries again This process continues for five retries after that the controller stops trying and sends a timeout message If you are receiving frequent timeout messages from the SNAP LCE you can change the TCP param
46. nfiguring Microsoft Windows Dial up Networking on Windows 2000 21 Setting Up a Remote Access Server on the PC Windows 2000 Advanced Server 25 Configuring ao nares ngaacmecaoceencenspeneuuasadansndacacacaatantatscnsadsecoamannencanatapesuanluaaies 28 Limiting Access to Specific COM UA S aa x mana aaa asoc cs os ose sense ser es cer eneer ere eter erret er ra 28 SNAP LCE User s Guide ili E K Limiting Access to Specific PrOLOCO Sun nan aaccn aus uno cun ceee see seves eee st r zeeteter et rit 28 Requiring a Password for FIP cia gaze 29 Protecting a PAC Control Strategy from INTET E EN CE 1 1 0 can acoano cuan cenon ecen enet 29 Changing Date and Time ga r un mre eri kun P d d n 29 Chapter 3 Maintenance and Troubleshooting ssssssssssnsnensenenenennununenene 31 Maintenante eener th OT EARRA E Taia 31 Assigning an 1PAQOT SS as ua a ti dik de ats aiaeacd Hesendsusoasocssouletdencsaasaieasaesucabcatdaisenctte 31 Ke ET ET 31 Writing Commands to the Controller ccccccsccscsesessesesteseeteseeteseeseseessscstsseseessaeensees 34 Resetting the Controller to Factory Defaults occ ceccccsceseseseseeescseseesescaeseseseans 35 Loading New Firmware aa pod r dh r dr ve r r n v rs vrer r s sben 36 Replacing the Backup Battery es users cue ver n hu v ndi d GE s r like cos shtie 36 NG E ERRET LERA 37 Communicating with the SNAP LCE Controller c ccccccccccecsteseetesestsseetesesteesesea
47. nication 46 pinging the SNAP LCE 37 ports serial 13 power supply for SNAP LCE 10 PPP architectural diagram 9 configuring 16 status 38 Product Support 4 getting device and firmware data 43 programming for SNAP LCE 6 46 protecting ioControl strategy 29 protocol default ports 28 limiting access to 28 PPP 16 R remote access server RAS Windows 2000 25 remote communication 16 replacing backup battery 36 resetting SNAP LCE to factory defaults 35 restarting SNAP LCE 34 retransmit timeout RTO 41 RS 232 13 S saving configuration to flash 34 Scratch Pad 46 security FTP login 29 security configuring 28 serial devices communicating with 13 serial ports configuring 13 SNMP default port 28 software 2 installing 5 specifications 10 LEDs 11 power supply 10 status of SNAP LCE 38 Status Read page in ioManager 38 43 a Status Write page in ioManager 34 strategy protecting 29 system architecture 9 date and time 29 requirements 5 T TCP IP settings 41 stack 41 technical support 4 timeout 41 troubleshooting 37 communicating with 170 units 40 LED blink codes 45 network 40 product support 4 U utilities OptoEnetSniff 41 SNAP LCE User s Guide 51 52 SNAP LCE User s Guide
48. ns 37 Pinging TEA Pa sataaseccinacandaciedssbasdiabealeaabeaacceaeeesieiats 37 Accessing the SNAP LCE with ioManager 1 u aaa an ann n con enen rere cancer cer eee 38 Communicating with 1 0 Units e ecje cc e sk 40 Solving Network Problems vs are er s ron cist but sd vul n n n s ester 40 Create a Network DA QAN m nm na aaa nona nenen ere ceeeee rere re eee re meet enet eni eter eterin 40 SN ans en eanids eames 40 Analyze Communication Packets ccccccescscesssceseeseseeseseecessecesssnesssneessneneseees 41 Have Your Network Gerti ed uuccacan cascicos simit r re sekinisihisi sudentet s r 41 GN e 41 Getting Device and Firmware Information cccccccesecseseesteesesseseeeseeeseeeseaeseaes 43 Blink Codes for the SNAP LCE qua v s dogana v r e eeetecousdbaces 45 About the SNAP LCE s Memory Map zecesecasiooce in ais ts canetesduscaractasisctdansacrnedeadeatasestineitan 46 Using Data for Peer to Peer COMMUNICATION 0 0 cece cseecestesesesestesestesesteseetesestaseseenens 46 Using ioControl for Scratch Pad Actes aut u ad kondensuar t 46 Writing Your Own Applications for Scratch Pad ACCESS ax cc xu anesore 47 DWM NG seas E at acne recon na eden cn ena b n 49 iv SNAP LCE User s Guide CHAPTER 1 Installation and Specifications Introduction IMPORTANT The SNAP LCE controller covered in this guide is no longer recommended for new development Because it has reached its hardware limits we have had to r
49. onfiguration type of power supply types of 170 units installed third party devices installed for example barcode readers e Specific error messages seen 4 SNAP LCE User s Guide Quick Start CHAPTER 1 INSTALLATION AND SPECIFICATIONS What You Will Need PC running Microsoft Windows 2000 or XP workstation operating system with a 10 100 MB Ethernet adapter card the TCP IP protocol installed and a valid IP address on the same subnet as the controller Crossover cable for direct connection to the PC or an available connection to a standard 10BASE T or 100BASE TX Ethernet network SNAP LCE industrial controller CD that came with the SNAP LCE A SNAP PS5 or SNAP PS5U power supply or other 5 VDC power supply 0 0 1 VDC at 4 0 or 5 0 A Small flathead screwdriver Opto 22 SNAP Ethernet based 170 units SNAP Simple 1 0 SNAP Ethernet 170 or SNAP Ultimate 1 0 units on the same Ethernet network as the controller Installing Software In your CD ROM drive insert the CD that came with the SNAP LCE The installation wizard should start automatically If it doesn t use Windows Explorer to navigate to your CD ROM drive and then double click setup exe Installing Hardware 1 Install Opto 22 170 units according to instructions in form 1460 the SNAP Ethernet Based VO Units Users Guide This guide is on the CD that was shipped with the controller or the 170 unit s brain it is also available from our website
50. ontrol strategy can contain a much larger number of flowcharts however the total number is limited only by the 8 MB of controller memory available for strategy storage Since the SNAP LCE and the 170 units it controls have IP addresses like other devices on an Ethernet network the number of points the controller can address is theoretically unlimited The SNAP LCE can control many SNAP Ethernet based 170 units Because the controller scans 0 only when your strategy logic requests it the exact number of I 0 points it can scan and the scanning performance depend on the architecture of your strategy Software The SNAP LCE controller is compatible with Opto 22 s ioProject Basic software suite which consists of three components e ioControl Basic a graphical flowchart based programming tool for machine control and process applications Using ioControl you create download and run control programs on the SNAP LCE controller In addition to flowchart programming with subroutine capability ioControl includes a powerful built in scripting language based on C and other procedural languages e ioDisplay Basic an intuitive HMI package for building operator interfaces for your Microsoft Windows based clients communicating with a SNAP LCE controller ioDisplay offers a full featured HMI including alarming trending and a built in library of 3 000 industrial automation graphics e ioManager a utility application used to assign a
51. perties 192 168 0 3 19216805 3 192 168 0 0 255 251 Remove 7 Click the PPP tab and make sure nothing is checked 26 SNAP LCE User s Guide CHAPTER 2 OPTIONAL FEATURES The NetBEUI and Event Logging tabs are not relevant to the controllerl O unit s access You can set them to any level you wish Since event logging may be useful for troubleshooting the connection you may want to set it as follows but it is not required TEST2KSERY local Properties ee TEx General Security IP NetBEUI PPP Event Logging Event logging C Log errors only Log errors and warnings C Disable event logging IV Enable Point to Point Protocol PPP logging To see the log use the Event Viewer in Administrative tools 8 Once all tabs are set click OK Then highlight the Remote Access Policies branch of the tree Double click the only policy that appears in the window to the right The following window should appear Make sure that it is set to Grant remote access permission as shown Allow access if dial in permission is enabled Properties 2 x Settings Policy name Allow access if dial in permission is enabled Specify the conditions to match Day And Time Restrictions matches Sun 00 00 24 00 Mon 00 00 24 00 4 Add Remove Edit If a user matches the conditions Grant remote access permission Deny remote access permission Access will be granted with the profile you spec
52. r Inspect window make sure the SNAP LCE s IP address is shown Click Status Write 10 192 55 65 2001 1000 OxFFFF F038 0004 Always BootP DHCP On Powerup No o OxFFFF F038 0008 Degrees F C Degrees C OxFFFF F038 0010 Comm Watchdog Time msec 0 Disable 0 OxFFFF F038 0014 TCP Minimum Retransmission Timeout msec 250 OxFFFF F038 0018 TCP Initial Retransmission Timeout msec 3000 OxFFFF F038 001C TCP Retransmission Attempts 5 OxFFFF F038 0020 TCP Idle Session Timeout msec 0 Disable 240000 OxFFFF F038 004C Max Digital Scantime msec 1000 OxFFFF F038 0050 Max Analog Scantime msec 1000 OxFFFF F038 0054 Scanner Flags Ox 00000000 Send powerup clear Reset points to defaults Store configuration to flash Erase configuration from flash Restart 1 0 Unit from powerup Switch to loader mo Clear e mail configuration Clear timer configuration Clear PID configuration Clear datalog NOTES The command Restart 170 Unit from powerup will restart the SNAP LCE controller The following Status Write items and Operation Commands do NOT apply to the SNAP LCE Degrees F C Switch to loader mode Comm Watchdog Time msec Clear digital event configuration Max Digital Scantime msec Clear alarm configuration Max Analog Scantime msec Clear e mail configuration Reset points to defaults Clear timer configuration Scanner Flags Clear PID configuration Clear datalog 2 To send a command
53. rks or be used in an independent control network built with standard off the shelf Ethernet hardware Communication with a SNAP LCE controller can also be established via a modem connection using Point to Point Protocol PPP with firmware version 5 1c and newer Wireless or wireline modem connections are ideal for remote locations where an Ethernet network is not practical SNAP LCE User s Guide 1 CHAPTER 1 INSTALLATION AND SPECIFICATIONS The SNAP LCE controller includes a 10 100 Mbps Fast Ethernet port for networking through an Ethernet switch to SNAP Simple SNAP Ethernet and SNAP Ultimate 170 units which provide the connections to digital and analog sensors and actuators as well as serial devices Please note that SNAP Simple Ethernet and Ultimate 170 units have been replaced by SNAP PAC 1 0 units The controller also includes two serial ports for use with a modem connection using PPP or for general purpose communication with serial devices requires firmware version 5 1c or newer Using this option you can send and receive data from one or two serial devices connected directly to the controller rather than requiring a SNAP serial communication module on an attached 170 unit Your ioControl strategy controls communication with the devices and uses the data as needed in control logic Note that these two ports are not isolated from each other The SNAP LCE simultaneously runs up to 16 ioControl flowcharts plus the host task The c
54. rsion 5 1c or newer Two RS 232 serial connectors are located on the top of SNAP LCE controllers These ports are used for maintenance such as loading new firmware or for Point to Point Protocol PPP communication via modem However they can also be used to send or receive data directly from a serial device such as barcode readers weigh scales or any intelligent device with a serial port Communication is done through ioControl communication handles For more information see Communication Commands in Chapter 10 of the ioControl User s Guide Note that these two ports are not isolated from each other SNAP LCE User s Guide 13 CHAPTER 2 OPTIONAL FEATURES a NOTE This section shows you how to configure the controller to talk serially with devices directly connected to it Serial devices attached to an I O unit through serial communication modules on the rack are configured through ioControl 1 Make sure a SNAP LCEthe controller has firmware version 5 1c or newer New firmware can be downloaded from our website www opto22 com 2 In the ioManager main window click the Inspect button ai The Inspect vvindovv opens Inspect 1 0 Unit IP Address 10 192 55 65 vi Port 2001 Timeout 1000 ms Status Status Read area last read at 10 09 06 16 36 08 Status Read Status Read Status Write Point Config Digital Bank Digital Point Analog Bank Analog Point High Density OxFFFF F030 0004 O
55. s 15 fast IP address was cleared Not a problem IP address is now 0 0 0 0 Assign a new IP address See the ioManager User s Guide for instructions SNAP LCE User s Guide 45 CHAPTER 3 MAINTENANCE AND TROUBLESHOOTING About the SNAP LCE s Memory Map Like SNAP Ethernet based brains the SNAP LCE uses a memory mapped system for storing data and making that data available to other devices on the Ethernet network This data includes configuration data status information about the controller itself and ioControl strategy variable data that may be needed by a peer on the network Although the SNAP LCE was designed to run ioControl strategies you can also write your own software applications to communicate with the controller s memory map either instead of or in addition to using ioControl You can use the OptoMMP Communication Toolkit or the IEEE 1394 based protocol for writing your applications Both are explained in Opto 22 form 1465 the OptoMMP Protocol Guide which also includes complete details of the memory map Although this guide is written for 170 units you can use the same information for the SNAP LCE Just be aware that many parts do not apply since the controller s memory map doesn t include any 1 0 point or related information The SNAP LCE s memory map includes only the following areas Status Area Read Security Configuration Communications Port Configuration PPP Configuration Date and Time Configurat
56. s see page 35 or you can follovv these steps to find out the IP address using a serial cable 1 Turn off povver to the SNAP LCE controller Remove the Ethernet connector 2 Unscrew the four screws holding on the controller s top cover and save them Remove the cover and then carefully slide the board out of its housing SNAP LCE User s Guide 31 CHAPTER 3 MAINTENANCE AND TROUBLESHOOTING 3 Locate the two jumpers at the bottom of the board as shown in the following diagram Connectors and LEDs at top of board This diagram shows the controller as it comes from the factory and as it should be for normal operation the Boot to Kernel Loader jumper is in and the Reset to Factory Defaults jumper is out O s Boot to Kernel Loader jumper Reset to Factory Defaults jumper 4 Using needle nosed pliers remove the Boot to Kernel Loader jumper 5 Carefully replace the board in its housing and replace the top cover 6 Connect the controller s serial port A to the PC via serial cable following the diagram at right 7 Turn on power to the controller 5 SIGNAL GROUND 8 Choose Start Programs Opto 22 ioProject Software ioManager 2TX 3 RX The ioManager main window opens 7 SIGNAL GROUND 9 From the Tools menu choose Install Firmware via Serial Connection to open OptoFlash ENET Sk OptoFlash ENET Options Device Help Serial Port File to load CO
57. t 2 A com 232 RTS N L 6 crs sa DO 6 N Tis port X B com 6 232 a ers L e crs ja RXB gg TXB all i Pr En RUN STS Q SNAP LCE User s Guide 11 CHAPTER 1 INSTALLATION AND SPECIFICATIONS 12 SNAP LCE User s Guide CHAPTER 2 Optional Features Introduction This chapter shows you how to configure optional features for the SNAP LCE industrial controller Optional features include communication options see below security page 28 and changing the date and time page 29 Communication Options In most cases you will communicate with the SNAP LCE controller using a wired Ethernet network However two communication options are also provided e n addition to using the SNAP LCE on an Ethernet network you can communicate directly with one or two serial devices through the serial connectors on top of the SNAP LCE controller see next section e Instead of using a wired Ethernet network you can communicate with the SNAP LCE via modem using the point to point protocol PPP see page 16 NOTE Communication options are configured using ioManager s Inspect window As you use it remember that ioManager is a comprehensive utility used for several Opto 22 Ethernet based products Some items will appear in the ioManager Inspect window that apply to an VO unit but not to the SNAP LCE Configuring Serial Ports Requires firmware ve
58. the controller s top cover and save them Remove the cover and then carefully slide the board out of its housing 4 Locate the round flat battery in the middle of the board in a black plastic battery holder i O0 n ih ON The battery is spring loaded with the spring on the left in the diagram above Connectors and LEDs at top of board Spring is on this side of holder Backup battery in black plastic holder Opening in battery holder s 5 Inserta small screvvdriver into the opening on the right hand side of the battery holder and push the edge of the battery gently to the left to pop the battery out 6 To insert the new battery slide it into the holder toward the left against the spring then push down gently on the battery to seat it into position 7 Carefully replace the board in its housing and replace the top cover Turn on power to the controller 36 SNAP LCE User s Guide CHAPTER 3 MAINTENANCE AND TROUBLESHOOTING Troubleshooting If you encounter a problem while installing or using the SNAP LCE controller check this section for suggestions See For Help on page 4 if you need to contact Opto 22 Product Support Communicating with the SNAP LCE Controller If you attempt to connect to the controller using its IP address and you cannot first check the following e Make sure the SNAP LCE has been turned on and the LNK and RUN LEDs are lit See
59. to the controller highlight the command in the list and click Send Command For more information on commands see the joManager Users Guide 34 SNAP LCE User s Guide CHAPTER 3 MAINTENANCE AND TROUBLESHOOTING Resetting the Controller to Factory Defaults You can reset a SNAP LCE to factory default settings if necessary When you reset the controller any files strategy archived startegy and persistent variables in RAM and flash memory are erased The IP address is reset to 0 0 0 0 and the subnet mask to 255 255 255 0 1 2 Turn off power to the SNAP LCE controller Remove the Ethernet connector Unscrew the four screws holding on the controller s top cover and save them Remove the cover and then carefully slide the board out of its housing Locate the two jumpers at the bottom of the board as shown in the following diagram Connectors and LEDs at top of board r This diagram shows the controller as it comes from the factory and as it should be for normal operation the Boot to Kernel Loader jumper is in and the Reset to Factory Defaults jumper is out a 7 Boot to Kernel Loader jumper Reset to Factory Defaults jumper Using needle nosed pliers remove the Boot to Kernel Loader jumper and put the Reset to Factory Defaults jumper in Carefully replace the board in its housing and replace the top cover Turn on power to the controller Watch the STS LED on the
60. xFFFF F030 0008 OxFFFF F030 0018 OxFFFF F030 0000 OxFFFF F030 001C OxFFFF F030 0040 OxFFFF F030 0080 OxFFFF F030 0020 OxFFFF F030 0080 OxFFFF F030 0024 OxFFFF F030 0025 OxFFFF F030 0026 OxFFFF F030 0028 System gt Scratch Pad gt DataLog gt PID OxFFFF F030 002E OxFFFF F030 0034 OxFFFF F030 0038 OxFFFF F030 003C OxFFFF F030 0040 Events Communications gt Other OxFFFF F030 0048 OxFFFF F030 004C DESCRIPTION Powerup Clear Flag PUC Needed Busy Flag Loader Version Memory Map Version Firmware Version Firmware Version Date Firmware Version Time Unit Type Unit Description 10 Unit Hardware Revision Month 10 Unit Hardware Revision Day 170 Unit Hardware Revision Year Installed Ram MAC Address TCP IP Address TCP IP Subnet Mask TCP IP Default Gateway TCP IP Name Server Always BootP DHCP On Powerup Degrees F C PUC Received 0 0 R5 0a u R la 03 04 2005 08 42 17 0x00000193 SNAP LCE 12 5 2003 16777216 00 40 3D 00 9F B6 10 192 55 65 255 255 192 0 0 0 0 0 0 0 0 0 Off 0 c 0 If you have used the Inspect window before the last IP address you used is shown and current Status Read information appears in the vvindovv The most recently used IP addresses are available in the drop down list If you have not used the Inspect window before the window will not show any data 14 SNAP LCE User s Guide CHAPTER 2 OPTIONAL FEATURES

SNAP-LCE USER'S GUIDE

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