SeaLevel SIO-485.LPCI, User Manual

Page 1: ...1 Sealevel Systems Inc 7107 Manual SL9055 7 2021 SIO 485 LPCI User Manual 7107 ...

Page 2: ...OFTWARE INSTALLATION 6 PHYSICAL INSTALLATION 8 CARD SETUP 9 ELECTRICAL CHARACTERISTICS 12 APPENDIX A TROUBLESHOOTING 13 APPENDIX B HOW TO GET ASSISTANCE 14 APPENDIX C ELECTRICAL INTERFACE 15 APPENDIX D ASYNCHRONOUS COMMUNICATIONS 16 APPENDIX E SILK SCREEN 7107 PCB 17 APPENDIX F COMPLIANCE NOTICES 18 WARRANTY 19 ...

Page 3: ...vices can be connected on an RS 485 bus The SIO 485 LPCI is designed to be used with a variety of Operating Systems including Windows Linux and DOS The SeaCOM API Application Programmer Interface included in the software for the SIO 485 LPCI provides a variety of useful high level function calls implemented as a Windows dynamic link library DLL and as a Linux kernel module and library In addition ...

Page 4: ...ndard size PCI bracket Advisory Conventions Warning The highest level of importance used to stress a condition where damage could result to the product or the user could suffer serious injury Important The middle level of importance used to highlight information that might not seem obvious or a situation that could cause the product to fail Note The lowest level of importance used to provide backg...

Page 5: ...series modules it takes power from pin 9 on the 7107 and sends it out over any standard RJ45 patch cable This eliminates the need for an external power supply when communicating with SeaI O RS 485 devices DB9 Male to DB9 Female Optomux adapter Item Number DB103 The DB103 is designed to convert a Sealevel DB9 Male connector to a pinout compatible with AC24AT and AC422AT Opto 22 ISA bus cards This a...

Page 6: ...g 3 Select Download Now for SeaCOM for Windows 4 The setup files will automatically detect the operating environment and install the proper components Follow the information presented on the screens that follow 5 A screen may appear with text similar to The publisher cannot be determined due to the problems below Authenticode signature not found Please click the Yes button and proceed with the ins...

Page 7: ...out Linux syntax and preferred practices User can use a program such as 7 Zip to extract the tar gz file In addition the software selectable interface settings can be accessed by referencing seacom utilities 7107mode For additional software support including QNX please call Sealevel Systems Technical Support 864 843 4343 Our technical support is free and available from 8 00 AM 5 00 PM Eastern Time...

Page 8: ...e slot Make sure that the adapter is seated properly 5 Replace the screw This is required to ensure FCC Part 15 compliance 6 Replace the cover 7 Connect the power cord 8 Installation is finished The SIO 485 LPCI is now ready for use Physical Connection RS 422 Signal Name Pin Mode GND Ground 5 TX Transmit Data Positive 4 Output TX Transmit Data Negative 3 Output RX Receive Data Positive 1 Input RX ...

Page 9: ...hm termination is switched in or out by SW1 silk screen position T With the switch in the On position termination is present With it in the Off position termination is removed RS 485 Echo The RS 485 Echo is the result of connecting the receiver inputs to the transmitter outputs Every time a character is transmitted it is also received The SIO 485 LPCI automatically suppresses this Echo Clock Modes...

Page 10: ...bps 7200 bps 76 8K bps 9600 bps 115 2K bps 14 4K bps 153 6K bps 19 2K bps 230 4K bps 28 8K bps 460 8K bps 57 6K bps 921 6K bps 115 2K bps If your communications package allows the use of baud rate divisors choose the appropriate divisor from the following table For this Data Rate Choose this Divisor 1200 bps 768 2400 bps 384 4800 bps 192 9600 bps 96 19 2K bps 48 38 4K bps 24 57 6K bps 16 115 2K bp...

Page 11: ... 485 enable Another way of controlling the tri state enable is with the output modem control signal Request To Send RTS Some communication software packages refer to RS 485 as RTS enable or RTS block mode transfer The SIO4 104 485 is compatible with this RS 485 mode as well If the Sealevel Systems Windows Software driver is used a Radio style button on the Advanced property page under the Device m...

Page 12: ...ver and Receiver Outputs Individual Driver and Receiver Enables Wide Positive and Negative Input Output Bus Voltage Ranges Driver Output Capability 60 mA Max Thermal Shutdown Protection Driver Positive and Negative Current Limiting Receiver Input Impedance 12 k Min Receiver Input Sensitivity 200 mV Receiver Input Hysteresis 50 mV Typ Operate From Single 5 V Supply Temperature Range Operating 0 C 7...

Page 13: ...hoosing an I O address and IRQ 4 Make sure the Sealevel Systems adapter is securely installed in a motherboard slot 5 If you are utilizing an operating system prior to Windows 7 please contact Sealevel by calling 864 843 4343 or emailing support sealevel com to receive more information in regard to the utility software which will determine if your product is functioning properly 6 Only users runni...

Page 14: ... web site Please refer to this to answer many common questions This section can be found at http www sealevel com faq asp 4 Sealevel Systems maintains a web page on the Internet Our home page address is www sealevel com The latest software updates and newest manuals are available via our web site 5 Technical support is available Monday to Friday from 8 00 AM to 5 00 PM Eastern Time Technical suppo...

Page 15: ...tor RS 485 RS 485 is backwardly compatible with RS 422 however it is optimized for party line or multi drop applications The output of the RS 422 485 driver is capable of being Active enabled or Tri State disabled This capability allows multiple ports to be connected in a multi drop bus and selectively polled RS 485 allows cable lengths up to 4000 feet and data rates up to 10 Megabits per second T...

Page 16: ...munications The end of the character is defined by the transmission of a pre defined number of stop bits usually 1 1 5 or 2 An extra bit used for error detection is often appended before the stop bits This special bit is called the parity bit Parity is a simple method of determining if a data bit has been lost or corrupted during transmission There are several methods for implementing a parity che...

Page 17: ...17 Sealevel Systems Inc 7107 Manual SL9055 7 2021 Appendix E Silk Screen 7107 PCB ...

Page 18: ...d to correct the interference at the user s expense EMC Directive Statement Products bearing the CE Label fulfill the requirements of the EMC directive 89 336 EEC and of the low voltage directive 73 23 EEC issued by the European Commission To obey these directives the following European standards must be met EN55022 Class A Limits and methods of measurement of radio interference characteristics of...

Page 19: ...nty Warranty service may be obtained by delivering the Product to Sealevel and providing proof of purchase Customer agrees to ensure the Product or assume the risk of loss or damage in transit to prepay shipping charges to Sealevel and to use the original shipping container or equivalent Warranty is valid only for original purchaser and is not transferable This warranty applies to Sealevel manufac...