Asynchronous Serial

Sealevel Asynchronous Serial Solutions

Choose from a wide range of platforms offering RS-232, RS-422/485, and RS-232/422/485 multi-interface. Sealevel SeaCOM software and a variety of test/debug utilities are included to make installation easy. All of our serial products come with a Lifetime Warranty that guarantees the performance of our components over the life of the product.

Asynchronous Serial

USB



SeaLINK USB Serial Adapters

Whether you require one serial port or sixteen, SeaLINKĀ® USB serial adapters will have you quickly communicating with RS-232, RS-422, and RS-485 peripherals. Unlike traditional UART-based products, SeaLINK USB serial adapters use a state-machine architecture that reduces host processor overhead for faster, more reliable communications.
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SeaLINK Ethernet Serial Servers

SeaLINKĀ® Ethernet serial servers offer the easiest way to connect RS-232, RS-422, and RS-485 serial devices to your Ethernet network. All SeaLINK devices use industry standard TCP/IP protocol enabling any host to access serial ports as virtual COM ports. Designed using a powerful embedded microprocessor, SeaLINK products are able to communicate over multiple ports at sustained data rates up to 230K bps.
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PCI Express Serial Boards

Sealevel PCI Express X1 serial boards are fully compatible with X2, X4, X8, X16, and X32 PCI Express slots. The boards utilize serial UARTs with 128-byte FIFOs for maximum reliability in data intensive applications. Software developed for standard PCI boards will also work with Sealevel PCI Express serial boards, simplifying your transition to this next-generation PCI bus.
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PCI



PCI Serial Boards

Sealevel's PCI bus serial boards offer the widest choice of I/O connectivity available. Products include RS-232, RS-422 and RS-485 solutions. Our PCI boards are available with a wide range of accessories to make installation easy. Sealevel Low Profile Universal Bus PCI boards are designed for many of today's newer computers that lack standard height PCI slots.
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PC/104 Serial Solutions

Designed to meet the core needs of PC/104 applications requiring high reliability, small size, and long-term availability, Sealevel PC/104 modules offer easy RS-232, RS-422, and RS-485 serial expansion for the PC/104 stack.
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Serial Interface Converters

Sealevel serial interface converters allow a standard RS-232 port to communicate with an individual RS-422 device or multiple RS-485 devices. Full duplex and half duplex modes are supported. Optically isolated versions are available providing immunity from ground loops and surges. Sealevel serial interface converters are available in extended temperature versions and OEM versions without enclosures.
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Compact PCI Serial Boards

Sealevel 3U Compact PCI boards are available with RS-232, RS-422, and RS-485 serial interfaces. An optically isolated multi-interface version protects the host backplane from ground loops and transient voltages common in industrial environments. Sealevel Compact PCI serial boards are available in extended temperature versions.
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ISA



ISA Serial Boards

Sealevel continues to provide a full line of ISA serial and digital I/O products to support legacy applications. All of our quality products come with a Lifetime Warranty that guarantees the performance of our components over the life of the product.
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