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SEADAC LITE
User Manual | SeaDAC Lite
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© Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021

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Summary of Contents for SeaLevel SeaDAC Lite Series

  • Page 1 SEADAC LITE User Manual | SeaDAC Lite © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 2: Table Of Contents

    TECHNICAL SPECIFICATIONS .......................... 33 APPENDIX A - HANDLING INSTRUCTIONS ...................... 34 APPENDIX B – HOW TO GET ASSISTANCE ..................... 35 APPENDIX C – COMPLIANCE NOTICES ......................36 WARRANTY ................................ 38 © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 3: Before You Get Started

    Item# CA356 – USB Type A to SeaLATCH Type B Cable, 6’ in Length • SeaDAC Lite iPorthole and OEM modules do not include an internal USB cable. Order the appropriate internal cable for your system from Sealevel or use Molex connector p/n# 35507-0400 or equivalent. Advisory Conventions...
  • Page 4: Optional Items

    Depending upon your application, you are likely to find one or more of the following items useful for interfacing SeaDAC Lite Modules. All items can be purchased from our website (http://www.sealevel.com) or by calling (864) 843-4343. For applicable accessories, pin out diagrams are located on the website.
  • Page 5 Internal USB Cable for Sealevel 2mm Molex Connectors (Item# CA382) USB Cable (Item# CA179) The CA382 is 14” in length and is compatible with Sealevel iPorthole™ and SeaDAC Lite OEM products. Both ends have a 1x4 2mm Molex connector for internal connections to Sealevel embedded USB products.
  • Page 6 2.0 hub. It includes a cable that sources +5V power from a standard hard drive connector and is perfect for adding up to four iPorthole modules to your embedded application. le (Item# CA179) © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 7: Introduction

    SeaLATCH connectors are fully compatible with standard USB cables. For easy software integration, application programs or 3rd party software can use Sealevel’s SeaMAX library that includes a variety of helpful diagnostic utilities and sample programs. SeaDAC Lite modules are supported under Windows and Linux operating systems.
  • Page 8 SeaDAC Lite PIO-32 32 Channel TTL SeaDAC Lite Module P/N 8126 iPorthole Module P/N 8126-KT OEM Module P/N 8126-OEM Please call for pricing on extended temperature versions and for other available modifications. © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 9 USB equipped computer with real world signals. SeaDAC Lite modules are designed to work with third party applications via the Sealevel SeaMAX API. For maximum reliability, all SeaDAC Lite modules include Sealevel’s innovative SeaLATCH locking USB connector design that prevents accidental cable disconnection.
  • Page 10: Hardware Description

    Type 4 SPST Form A Reed relays Power 10VA max. Contact Voltage 60VDC max. Contact Current 500mA max. Operate Time 0.5ms max. Bounce Time 0.5ms max. Release Time 0.2ms max. © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 11 Contact Current (DC) < 30 VDC @ 5A max. ≥ 30 VDC @ 2000mA max. (100mA min.) Contact Current (AC) 6A max. Operate Time 10ms max. Release Time 5ms max. © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 12 16-30 AWG wiring. 8113-KT iPorthole 8113-OEM Inputs Type 4 non-polarized optically isolated inputs Voltage Range 5-30VDC Isolation 2500VAC RMS / 3500VDC Input Resistance 6.2K Ohms in series Response Time 4μs © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 13 4 SPST Form A Reed relays Power DC 30W / AC 10VA Max. Contact Voltage 60VDC max. Contact Current 500mA max. Operate Time 0.5ms max. Bounce Time 0.5ms max. Release Time 0.2ms max. © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 14 (5VDC min.) Contact Current (DC) <30 VDC @ 5A max. >30 VDC @ 700mA max. (100mA min.) Contact Current (AC) 6A max. Operate Time 10ms max. Release Time 5ms max. © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 15 Power Requirements Max Output Power +5VDC @ 350mA Inputs Logic High Min 2VDC Logic Low Max 0.8VDC Outputs * Logic Low Max 0.5VDC @ 64mA Logic High Min 2VDC @ 32mA © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 16 Module allows monitoring status of output pins and controlling state of input pins. An LED corresponding to each port bit illuminates to indicate state. Eight position DIP- switches are used to generate input status changes. © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 17 Solid-State Relay Racks: Quad six position relay rack (Item# PB24HQ) Relay rack can accept up to six QSSRs for a total of 24 channels. Features a 50-pin header connector for easy interface via 50- conductor ribbon cables. © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 18 AC outputs up to 140V @ 3A. Quad Solid-State Relay Modules: DC Output (Item# OB5Q) Provides 4 channels of discrete I/O interface to control DC outputs up to 60V @ 3A. © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 19 SeaDAC Lite 8126 connected to Terminal Block (TB07) SeaDAC Lite 8126 connected to Discrete Relay Rack (PB1 GHS) SeaDAC Lite 8126 connected to Solid State Relay Rack (PB24HQ) © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 20 USB hubs and some laptops running on batteries may not. Check the product manual that shipped with your system or hub if you are uncertain. Sealevel technical support may also be able to help. The maximum power requirements for each SeaDAC Lite device are shown below.
  • Page 21: Connector Pin Assignments

    Field wiring is simplified via 3.5mm removable screw terminal blocks with optional spring clamp terminal blocks also available. The removable terminal blocks are compatible with 16-30 AWG field wiring. © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 22 32 channels, set Port D as an input to avoid shorting the outputs to ground through the relay rack. 8126 – 50-Pin Header Connector The 8126 has the following pin out which is compatible with a wide variety of industry standard solid-state relay racks. © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 23 +5V through a 10K Ω pull-up resistor to ensure each bit is at a known state when not driven. If an input is not connected to ground, it will read as a one (1) due to the 10K Ω pull-up resistors on each port. © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 24 © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 25: Sealatchâ„¢ Usb

    USB cables. When used with the included USB cable (Item# CA356) with a SeaLATCH USB type B connector, the metal thumbscrew provides a secure connection to the device and prevents accidental cable disconnection. © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 26 SeaLATCH type A connector. This cable provides a secure connection between legacy USB devices and Sealevel products with a SeaLATCH type A port, such as the isolated USB hub (Item# 270U). © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 27: Seamax Application Suite

    • SeaMAX API Sealevel digital and analog I/O modules supported by SeaMAX software are designed to work with third party applications via the SeaMAX API. To help simplify application development, the complete API documentation and code samples are automatically installed with the SeaMAX Suite and can be found in Windows by clicking Start ...
  • Page 28: Seamax Software Installation

    Only users running Windows 7 or newer should utilize these instructions for accessing and installing the appropriate driver via Sealevel’s website. If you are utilizing an operating system prior to Windows 7, please contact Sealevel by calling 864.843.4343 or emailing support@sealevel.com...
  • Page 29 Linux releases. Also included is a series of files explaining proper Linux syntax and typical Linux serial implementations. For additional software support, please call Sealevel Systems’ Technical Support, (864) 843-4343. Our technical support is free and available from 8:00AM-5PM Eastern Time, Monday through Friday. For email support contact: mailto:support@sealevel.com.
  • Page 30 Windows 2000, XP, and Vista. Host PC Configuration Tab The first time you run the MaxSSD utility (Start  All Programs  Sealevel SeaMAX  MaxSSD) it will default to the “Host PC Configuration” tab. This tab allows the user to choose the initial communication settings for the connected I/O device.
  • Page 31 Digital I/O Tab The “Digital IO” tab of MaxSSD is displayed when using Sealevel I/O devices featuring discrete inputs and outputs. It displays the device’s current input and/or output status in an intuitive and usable manner. When displaying SeaDAC Lite modules, the “Digital IO” tab displays inputs and outputs in groupings (or banks) of four.
  • Page 32 Programmable I/O Tab The “Programmable IO” tab of MaxSSD is displayed when using Sealevel I/O devices featuring programmable inputs or outputs. This tab allows for bank configuration, input/output configuration, as well as bit-level presets. Each bank of programmable I/O can be set as either an 8-bit group of inputs or outputs. By selecting “Bank 1”...
  • Page 33: Technical Specifications

    0.8” (21mm) Manufacturing All Sealevel Systems, Inc. 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. © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 34: Appendix A - Handling Instructions

    Keep work area free of non-conductive materials such as ordinary plastic assembly aids and • Styrofoam. Use field service tools such as cutters, screwdrivers, and vacuum cleaners which are • conductive. • Always place drives and boards PCB-assembly-side down on the foam. © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 35: 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 36: Appendix C - Compliance Notices

    The equipment has a level of immunity to the electromagnetic disturbance to be • expected in its intended use which allows it to operate without unacceptable degradation of its intended use. © Sealevel Systems, Inc. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 37 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. SeaDAC Lite Manual | SL9181 10/2021...
  • Page 38: 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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