463M-OEM - RS-485 Modbus RTU to 96 Channel TTL (50-Pin) Digital I/O OEM Board (SeaI/O-463M-OEM)


CE is a mandatory standard for products on the market in the European Economic Area. By CE marking a product, the manufacturer ensures that the item meets the essential safety requirements set out in the applicable CE directive.


This product fully adheres to the Restriction of Hazardous Substances Directive 2002/95/EC, RoHS for short.  The directive covers the restriction of use of certain hazardous substances in electrical and electronic equipment and was adopted in February 2003 by the European Union.

Lifetime Warranty

This product has a lifetime warranty against product failure (excludes user or enviromental damage).

FCC Approved

The Federal Communications Commission (FCC) is an independent agency of the United States government that sets standards and governs the testing of conducted and radiated emissions such as EMI.

463M-OEM Digital IO OEM Board
Featured in:SeaI/O RS-485 AdaptersSealevel Serial I/O Adapters

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RS-485 Modbus RTU to 96 Channel TTL (50-Pin) Digital I/O OEM Board (SeaI/O-463M-OEM)


SeaI/O 100-240V AC to 24V DC @ 1A, International Wall Mount Power Supply


50-Pin IDC to 50-Pin Edge Connector Ribbon Cable, 40" in Length


RS-485 Interconnect Cable, 5" in Length - for SeaI/O, Relio R1100 Systems


DB9 Female to RJ45 Modular Adapter (RS-485 Pinout) for SeaI/O Modules


50-Pin IDC to 50-Pin IDC Ribbon Cable, 40" in Length


50-Pin IDC to 50-Pin IDC Ribbon Cable, 18" in Length


Terminal Block Kit - RJ45 to 9 Screw Terminals

* Lead time is indicative and is subject to change at time of ordering. Next business day delivery on in-stock products only (when ordered before 3pm).
** Contact us for quantity or project pricing.
† Additional delivery charge may be incurred for certain postcodes (calculated at checkout)
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463M-OEM overview

The 463M-OEM from Sealevel is an RS-485 Modbus RTU to 96 Channel TTL (50-Pin) Digital I/O OEM Board designed to elevate your industrial connectivity solutions. This SeaI/O-463M-OEM board is engineered to seamlessly integrate into your systems, providing robust and reliable digital input and output functionalities.

The 463M-OEM is a versatile solution for interfacing with various devices in industrial settings. Its RS-485 Modbus RTU capability ensures efficient communication and data exchange, enhancing the overall performance of your automation and control systems. Featuring 96 channels of TTL (Transistor-Transistor Logic) digital I/O on a 50-pin connector, the 463M-OEM empowers your applications with flexibility and scalability.

Whether managing complex manufacturing processes or orchestrating intricate control systems, this digital I/O OEM board offers the necessary reliability and adaptability.

  • Host Interface : 1 x RS-485 Ports
  • Digital I/O : 96 x TTL
  • Output Specification : Sink up to 64mA, Source up to 32mA
  • Output Power : +5V @ 1A (5W) Max
  • Power Requirement : 9V to 30V DC @ 2.0W
  • Operating Temperature : 0°C to +70°C
  • Extended Temperature : Call for Options
  • Storage Temperature : -50°C to +105°C
  • Humidity Range : 10% to 90% Relative Humidity, Non-condensing
  • "Dimensions : L7.5"" x W5.0"" x H0.8"""
  • RS-485 Modbus RTU interface
  • 96 channels of buffered TTL I/O
  • Each 8-bit port individually configurable as input or output
  • Four 50-pin industry standard solid-state relay rack connectors
  • Status indicator LEDs for Communication, Fault, and Power
  • Input power via terminal block or modular connector
  • Includes four 3/4 metal standoffs with nuts
  • Sealevel SeaMAX software supports Microsoft Windows operating systems
Enquire about the 463M-OEM
Need more info or project pricing for the 463M-OEM?
T: +44 (0)1782 337 800 • E: sales@impulse-embedded.co.uk

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