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© Sealevel Systems, Inc. 3055 Manual | SL9139 6/2021
Ultra 485™
User Manual | 3055
Страница 1: ...1 Sealevel Systems Inc 3055 Manual SL9139 6 2021 Ultra 485 User Manual 3055...
Страница 2: ...ARTED 4 CARD SETUP 6 SOFTWARE INSTALLATION 13 HARDWARE INSTALLATION 14 TECHNICAL DESCRIPTION 15 SPECIFICATIONS 16 APPENDIX A TROUBLESHOOTING 17 APPENDIX B HOW TO GET ASSISTANCE 18 APPENDIX C ELECTRICA...
Страница 3: ...etc The unique feature of the ULTRA 485 is the ability to be RS 485 compatible without the need for special software or drivers This is especially useful in Windows Windows NT and OS 2 environments wh...
Страница 4: ...tions 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...
Страница 5: ...ry default settings are as follows Port Base Address IRQ Electrical Specification Port 1 280 5 RS 485 Auto To install the Ultra 485 using factory default settings refer to Installation For your refere...
Страница 6: ...tive I O locations and looks to the PC as a standard serial port A DIP switch SW1 is used to set the port address options for the ULTRA 485 Be careful when selecting the port addresses as some selecti...
Страница 7: ...RQ3 This requires the sharing of interrupts between COM1 and COM3 and between COM2 and COM4 While this is the default it is not always the preferred setting Check your software configuration instructi...
Страница 8: ...required on one port when sharing interrupts Figure 2 Header E2 Normal IRQ Mode Set the jumper to S if you are using more than one ULTRA 485 in a bus or to completely remove the pull down resistor for...
Страница 9: ...here the lower level I O control is abstracted from the application program This ability means that the user can effectively use the ULTRA 485 in a RS 485 application with existing i e standard RS 232...
Страница 10: ...eived characters to throttle the transmitter or it can confuse the system if the software does not The selection at E3 should follow the selection made at E5 if No Echo is desired If Echo suppression...
Страница 11: ...RX Receive Positive 16 Input RDA RX Receive Negative 3 Input CTSB CTS Clear To Send Positive 13 Input CTSA CTS Clear To Send Negative 5 Input DSRB DSR Data Set Ready Positive 22 Input DSRA DSR Data Se...
Страница 12: ...85 input in addition to a 1K ohm pull up pull down combination that biases the receiver inputs DIP switch SW2 provides the ability to customize this interface to system requirements Each switch positi...
Страница 13: ...o the problems below Authenticode signature not found Please select the Yes button and proceed with the installation This declaration simply means that the Operating System is not aware of the driver...
Страница 14: ...traps for each port that must be set for proper operation 1 Turn off PC power Disconnect the power cord 2 Remove the PC case cover 3 Locate an available slot and remove the blank metal slot cover 4 Ge...
Страница 15: ...ws NT and OS 2 environments where the lower level I O control is abstracted from the application program Which means that the user can effectively use the ULTRA 485 in a RS 485 application with existi...
Страница 16: ...ystems 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...
Страница 17: ...l to verify that the Sealevel Systems adapter is configured correctly The supplied software contains a diagnostic program SSD that runs under DOS and will verify if an adapter is configured properly T...
Страница 18: ...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 ht...
Страница 19: ...ond and can have cabling 4000 feet long RS 422 also defines driver and receiver electrical characteristics that will allow 1 driver and up to 32 receivers on the line at once RS 422 signal levels rang...
Страница 20: ...e 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 Figure 9 Asynchronous Co...
Страница 21: ...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...
Страница 22: ...ty 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 prepa...
