A serial tunnel is formed by two Ethernet serial servers that transmit data received by the local serial port through a TCP/IP connection out through the rem
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Resource Center
RFC 2217 is a popular protocol for accessing serial ports over a network. A server that uses RFC 2217 allows its serial port to be controlled through the n
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How do I configure a synchronous serial PCIe or PCI card for loopback testing under Windows?
Sep 16th 2016
The WinSSD utility of SeaMAC for Windows gives you access to all the communication options of Sealevel PCIe and PCI synchronous serial cards necessary to creat
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How should I connect an optically isolated input and voltage supply to a dry contact output?
Sep 16th 2016
Sealevel’s SeaI/O modules are a good choice for this application. For example, using a SeaI/O-430 module with 32 isolated inputs, we can connect the dry contact out
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How does the SeaMAC Configuration Utility help me develop a new application that uses the SeaMAC for Windows API?
Sep 3rd 2016
The SeaMAC Configuration Utility lets you easily configure a Sealevel synchronous serial port to the communication options you select. By using the utility to chan
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The Form C relays contained in many Sealevel digital I/O products are the best choice for switching highly inductive loads like solenoids. Other relays,
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A “Flyback Voltage Spike” occurs when the supply current to an inductive load such as a solenoid is interrupted. Any switching circuit for highly inductive load
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What is Slew Rate Limiting and when should I use it?
Apr 13th 2016
Slew rate is a measurement of how fast the signal voltage changes over a specified period of time. At high data rates, you need a fast slew rate to ensure that the
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Can Sealevel relay racks be externally powered?
Mar 18th 2016
Yes, all Sealevel relay racks allow an external power source to be connected to the V+ and Ground terminals. However, you need to take steps to prevent the extern
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No. Sealevel optically isolated and dry contact inputs are current-mode inputs, which do not require external pull-up (or pull-down) resistors to be added for mos
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Can I guarantee that my Sealevel Digital I/O TTL adapter outputs always power on at zero volts?
Jan 15th 2016
Yes, many of our TTL products can be modified to always power on with an off-state of zero volts (TTL “low”). All of our standard TTL adapters are designed for
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What is the ‘Gen Mod’ that Sealevel recommended?
Jul 15th 2015
‘Gen Mod’ is an abbreviation of ‘Generic Modification’ and it ensures that the COM port assignments on a USB serial adapter are alw
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What is a SMARC module?
Jun 16th 2015
SMARC (an acronym for “Smart Mobility ARChitecture“) defines a specification (pdf) for extremely compact and low-power Computer-on-Module (COM) solutions
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The HazPAC R9-8.4 touchscreen integrates a flexible glass touch sensor that increases the durability and reliability of traditional resistive touch sensors.
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There are several factors to consider when choosing a temperature sensor.A Resistance Temperature Detector (RTD) is typically a metal coil wrapped around a cera
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Most users reporting this issue are using Windows XP and some version of Internet Explorer. The Sealevel website uses the latest methods of SNI (Server Na
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Software: SeaMAC USB – Windows
Jun 12th 2014
Downloads:
SeaMAC USB for Windows v5.0.12
Size: 14.1 MB Type: .exe
SeaMAC USB for Windows release notes
Size: 2.6 KB Type: .txt
Article Specifications:
Software Pa
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Software: SeaIO Classic V5 – Windows
May 2nd 2013
Downloads:
SeaIO Classic for Windows v5.1.6
Size: 8.9 MB Type: .exe
SeaIO Classic for Windows v5.1.6 Release NotesSize: 3.2 KB Type: .txt
Article Specificatio
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