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SeaLevel Ultra COMM+2.PCIe 7205ec User Manual

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Ultra COMM+2.PCIe
User Manual | 7205ec & 7205ecS
1
© Sealevel Systems, Inc.
7205ec Manual | SL9270 6/2022

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Summary of Contents for SeaLevel Ultra COMM+2.PCIe 7205ec

  • Page 1 Ultra COMM+2.PCIe User Manual | 7205ec & 7205ecS © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...

  • Page 2: Table Of Contents

    APPENDIX C – ELECTRICAL INTERFACE ......................26 APPENDIX D – ASYNCHRONOUS COMMUNICATIONS .................. 28 APPENDIX E – GROUND LOOP PHENOMENON ....................29 APPENDIX F – MECHANICAL DRAWING ......................30 WARRANTY ................................ 31 REGULATORY ..............................32 © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...

  • Page 3: Introduction

    Introduction The Sealevel Ultra COMM+2.PCIe (Item# 7205ec) is a PCI Express 2.0 Gen 1 compliant interface adapter with two field selectable RS-232/422/485 asynchronous serial ports supporting data rates exceeding 1 Mbps for industrial automation and control applications. Configure the serial ports as RS-232 for standard serial COM port requirements. Choose the RS-422 mode for long distance device connections up to 4000ft.

  • Page 4: Before You Get Started

    Before You Get Started What’s Included The Ultra COMM+2.PCIe is shipped with the following items. If any of these items are missing or damaged, please contact Sealevel for replacement. • Ultra COMM+2.PCIe Adapter • CA203 – DB25F to (2) DB9M Cable, 36” in Length...
  • Page 5 DB9 serial connection, including RS-232. The KT105 includes one DB9 terminal block (part number TB05) and one CA127 extension cable. The TB05 includes holes for board or panel mounting. The TB05 is designed to connect directly to Sealevel DB9 serial cards or any cable with a DB9M connector.

  • Page 6: Card Setup

    In RS-485 mode under Windows the port is also set to automatically de-assert its RTS at the end of each transmission. This returns the RS-485 data transmission driver to tristate so that other drivers can transmit on the line. © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...
  • Page 7 Enables RS-422/RS-485 RX+ 510 ohm pull-up to 3.3V (biasing) Enables RS-422/RS-485RX– 510 ohm pull-down to GND (biasing) Enables RS-485 two-wire mode, connecting TX– to RX– Enables RS-485 two-wire mode, connecting TX+ to RX+ © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...
  • Page 8 COM 1 is an internal serial port that is not accessible externally to the computer. The external Serial Ports available on the R1 SeaI/O Controller are COM3 and COM4. Initial Start screen for Port Manager © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...
  • Page 9 The changed settings will be activated when the Apply button at the bottom of the configuration box is clicked. This also closes the port allowing other application to open it. COM3 Configuration Example © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...
  • Page 10 This can be used for any baud rates 250kbps or lower. © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...
  • Page 11 This delay controls when to automatically disable the RS-485 transmitter and place it in the Tri-State (high impedance) condition. This delay may be useful in long-cable networks. Interface Options section © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...
  • Page 12 DIP switch SW2 or software control. (c) M1 and M0 are lit if the DIP switch is OFF. (d) T is lit if the DIP switch is ON meaning termination is enabled. © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...
  • Page 13 All Sealevel products are shipped with media containing the installers for each software package available. If the media is otherwise unavailable or if desired, the current versions of Sealevel software packages can be obtained from the Sealevel website (see following instructions). If you already have the Sealevel software, proceed to the Windows or Linux installation section.
  • Page 14 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, Monday through Friday. For email support contact: support@sealevel.com.

  • Page 15: Hardware Installation

    ‘Ports (COM &LPT)’ and in parentheses should be a COM number assigned to each port number. Your system will assign the next available COM number, which will vary by computer (COM7 and COM8 are shown in this example.) © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...
  • Page 16 If you want to completely remove the hardware and software from your computer, power down your computer, remove the device from the PCI Express slot, and then reboot your computer to complete the uninstallation. © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...

  • Page 17: Technical Description

    Technical Description The Sealevel Systems 7205ec provides a PCIe interface adapter with two (2) asynchronous serial ports providing versatile, field selectable RS-232 interfaces for modems, printers and plotters, as well as RS- 422/485 interfaces for industrial automation and control applications.
  • Page 18 RTS to CTS and RI. Also, connect DTR to DCD and DSR. In RS-422/485 mode connect RTS+ to CTS+ and RTS—to CTS-. Terminating these pins, if not used will help ensure the best performance from the adapter. © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...

  • Page 19: Technical Specifications

    At 25º C ambient Manufacturing All Sealevel Systems Printed Circuit boards are built to UL 94V0 rating and are 100% electrically tested. These printed circuit boards are solder mask over bare copper or solder mask over tin nickel. Power Consumption...

  • Page 20: Appendix A - Troubleshooting

    Appendix A – Troubleshooting Once you have confirmed that the serial adapter COM ports are listed in Device Manager, use the Sealevel WinSSD utility to verify communications. Detailed help is included in the WinSSD utility. Please set the adapters Electrical Interface for either RS-232 or RS-422.
  • Page 21 This will first open the COM port. From this tab the port can also be closed (See image below). Click the ‘Settings’ button to open the COM Port Properties dialog box. This will allow the Port Settings to be altered. © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...
  • Page 22 Change your parameters to 9600 bits per second, 8 data bits, no parity, 1 stop bit, and no flow control, as pictured below. Click ‘Apply’ and ‘OK’. © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...
  • Page 23 In the main WinSSD window, click on the ‘BERT’ tab (Bit Error Rate test). Click on the ‘Start’ button. © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...
  • Page 24 Receive Frames will increase. The Tx and Rx Data Rates will show the calculated data rate. This verifies that the adapter is working properly. You can continue testing this port with different configurations or proceed with testing other ports, if necessary. © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...

  • Page 25: Appendix B - Handling Instructions

    10. Keep work area free of non-conductive materials such as ordinary plastic assembly aids and Styrofoam. 11. Use field service tools such as cutters, screwdrivers, and vacuum cleaners that are conductive. © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...

  • Page 26: Appendix C - Electrical Interface

    +10 volts) represents a binary 0 (space) and -12 volts (-3 to -10 volts) denote a binary 1 (mark). The RS-232 and the EIA/TIA-574 specification define two types of interface circuits Data Terminal Equipment (DTE) and Data Circuit-Terminating Equipment (DCE). The Sealevel Systems Adapter is a DTE interface. RS-422 The RS-422 specification defines the electrical characteristics of balanced voltage digital interface circuits.
  • Page 27 (Tx+ to Rx+ and Tx- to Rx-). Four wire mode allows full duplex data transfers. RS-485 does not define a connector pin-out or a set of modem control signals. RS-485 does not define a physical connector. © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...

  • Page 28: Appendix D - Asynchronous Communications

    The communication parameters are baud rate, parity, number of data bits per character, and stop bits (i.e., 9600,N,8,1). © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...

  • Page 29: Appendix E - Ground Loop Phenomenon

    DC to DC converter circuit or in the opto- isolator circuit. This condition will cause data errors and possibly destruction of the receiver circuit. DATA+ DATA- Isolated Isolated Ground Adapter Adapter Isolation Barrier © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...

  • Page 30: Appendix F - Mechanical Drawing

    Appendix F – Mechanical Drawing © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...

  • Page 31: Warranty

    In the event of failure, Sealevel will repair or replace the product at Sealevel's sole discretion. Failures resulting from misapplication or misuse of the Product, failure to adhere to any specifications or instructions, or failure resulting from neglect, abuse, accidents, or acts of nature are not covered under this warranty.

  • Page 32: Regulatory

    This equipment has been evaluated or tested and found in compliance with the requirements of the following directives issued by the European Commission: • EMC Directive 2014/30/EU • RoHS Directive 2011/65/EU © Sealevel Systems, Inc. 7205ec Manual | SL9270 6/2022...

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