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Summary of Contents for SeaLevel Ultra 485.OPT022
- Page 1 Ultra 485.OPT022 User Manual | 7105-DB9 © Sealevel Systems, Inc. 7105-DB9 Manual | SL9053 9/2021...
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Page 2: Table Of Contents
APPENDIX B – HOW TO GET ASSISTANCE.................................. 14 APPENDIX C – ELECTRICAL INTERFACES ..................................15 APPENDIX D – ASYNCHRONOUS COMMUNICATIONS ............................. 16 APPENDIX E – SILK SCREEN ......................................17 APPENDIX F – COMPLIANCE NOTICES..................................18 WARRANTY ............................................19 © Sealevel Systems, Inc. 7105-DB9 Manual | SL9053 9/2021... -
Page 3: Introduction
In RS-485 mode, our special auto-enable feature allows the RS-485 ports to be viewed by the operating system as a COM: port. This allows the standard COM: driver to be utilized for RS-485 communications. Our on-board hardware automatically handles the RS-485 driver enable. © Sealevel Systems, Inc. 7105-DB9 Manual | SL9053 9/2021... -
Page 4: Before You Get Started
Note The lowest level of importance used to provide background information, additional tips, or other non-critical facts that will not affect the use of the product. © Sealevel Systems, Inc. 7105-DB9 Manual | SL9053 9/2021... -
Page 5: Card Setup
To select data rates up to the maximum of 460.8K bps, set switch SW2 in the divide by 1 (silk-screen D1) position. Please refer to the following page for these additional data rates. Do not set both switches on or invalid clocking will occur. © Sealevel Systems, Inc. 7105-DB9 Manual | SL9053 9/2021... - Page 6 Figure 2 – Switch SW2, RS-485 ‘Auto’ Enabled, with ‘No Echo’ Divide by 4 1 2 3 4 Figure 3 - Switch SW2, RS-485 ‘Auto’ Enabled, with ‘Echo’ Divide by 4 © Sealevel Systems, Inc. 7105-DB9 Manual | SL9053 9/2021...
- Page 7 For this Data Rate Choose this Divisor 1200 bps 2400 bps 4800 bps 9600 bps 19.2K bps 38.4K bps 57.6K bps 115.2K bps 230.4K bps 460.8K bps © Sealevel Systems, Inc. 7105-DB9 Manual | SL9053 9/2021...
- Page 8 Connects the TX+ to RX+ for RS-485 two-wire operation. Connects the TX- to RX- for RS-485 two-wire operation. P P T L L 1 2 3 4 Figure 4 - Switch SW1, Line Termination © Sealevel Systems, Inc. 7105-DB9 Manual | SL9053 9/2021...
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Page 9: Seacom Software Installation
8:00AM-5PM Eastern Time, Monday through Friday. For email support contact: mailto:support@sealevel.com. To install Sealevel Systems software, you must log in as an administrator or have administrator privileges in Windows. © Sealevel Systems, Inc. -
Page 10: Hardware Installation
6. Replace the screw you removed for the blank and use it to secure the adapter into the slot. (This is required to ensure FCC Part 15 compliance.) 7. Replace the cover. 8. Connect the power cord Installation is finished. © Sealevel Systems, Inc. 7105-DB9 Manual | SL9053 9/2021... -
Page 11: Technical Description
Technical Description The Sealevel Systems ULTRA 485.OPTO22 provides an additional asynchronous serial port, field selectable as RS-422/485 for industrial automation and control applications. The ULTRA 485.OPTO22 utilizes the EXAR 16C850 UART. This chip features programmable baud rates, data format, interrupt control and industry leading 128-byte FIFOs. -
Page 12: Specifications
10 to 90% R.H. Non-Condensing Manufacturing All Sealevel Systems Printed Circuit boards are built to U. L. 94V0 rating and are 100% electrically tested. These printed circuit boards are solder mask over bare copper or solder mask over tin nickel. -
Page 13: Appendix A - Troubleshooting
Appendix A – Troubleshooting Sealevel Software is supplied with the Sealevel Systems adapter and will be used in the troubleshooting procedures. By using this software and following these simple steps, most common problems can be eliminated without the need to call Technical Support. -
Page 14: Appendix B - How To Get Assistance
If possible, please have the adapter installed in a computer ready to run diagnostics. Sealevel Systems provides an FAQ section on its web site. Please refer to this to answer many common questions. This section can be found at http://www.sealevel.com/faq.asp. -
Page 15: Appendix C - Electrical Interfaces
(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. 7105-DB9 Manual | SL9053 9/2021... -
Page 16: 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. 7105-DB9 Manual | SL9053 9/2021... -
Page 17: Appendix E - Silk Screen
Appendix E – SILK SCREEN 2.8" 4.9" © Sealevel Systems, Inc. 7105-DB9 Manual | SL9053 9/2021... -
Page 18: Appendix F - Compliance Notices
Always use cabling provided with this product if possible. If no cable is provided or if an alternate cable is required, use high quality shielded cabling to maintain compliance with FCC/EMC directives. © Sealevel Systems, Inc. 7105-DB9 Manual | SL9053 9/2021... -
Page 19: Warranty
Sealevel's commitment to providing the best I/O solutions is reflected in the Lifetime Warranty that is standard on all Sealevel manufactured I/O products. We are able to offer this warranty due to our control of manufacturing quality and the historically high reliability of our products in the field. Sealevel products are designed and manufactured at its Liberty, South Carolina facility, allowing direct control over product development, production, burn-in and testing.
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