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SEALEVEL | SeaIO

SeaI/O-450U

Now includes NABL Calibration Certificate.
Rs. 35052.00

The SeaI/O-450U features 16 SPDT Form C relays that can be controlled via USB using Modbus RTU. It is ideal for switching DC loads up to 60V @ 2A, and is powered by a 9-30VDC source..

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  • Detail
  • Special Features
  • Specification

The SeaI/O-450U is a USB-based I/O module with 16 SPDT Form C relays, ideal for industrial applications where low-current DC switching is required. The Form C relays can handle 60VDC @ 2A and offer flexible wiring with removable screw terminals.

It connects easily to your control system via USB using the Modbus RTU protocol, making it easy to integrate with your existing system. It is powered by a 9–30VDC source and supports up to 246 additional SeaI/O N-series modules for future expansion.

The SeaLATCH USB port ensures a metal-to-metal connection with USB cables, preventing accidental disconnections and ensuring a reliable, secure connection. The module also offers DIN rail and table mounting options for easy installation.

  • 16 SPDT Form C Relays – Switch up to 60VDC @ 2A, suitable for DC loads

  • Sealevel SeaMAX API – Supports Windows and Linux for easy integration

  • Sealevel SeaLATCH USB Port – Secure connection with metal thumbscrews to prevent accidental disconnections

  • Power Input – Operates on 9–30VDC, with optional Sealevel power supply options

  • Removable Screw Terminals – Simplifies field wiring for easy installation

  • USB Communication – Uses Modbus RTU over USB for seamless integration with control systems

  • Expansion Capability – Supports up to 246 additional SeaI/O N-series modules for system scaling

  • Included USB Cable – Comes with a 6' USB Type A to SeaLATCH USB Type B cable (Item# CA356)

  • DIN Rail or Table Mountable – Flexible mounting options

Parameter Details
Model Number 450U
Form Factor Enclosure
Host Interface USB
Communication Protocol Modbus RTU
Number of Inputs 0
Input Type N/A
Number of Outputs 16
Output Type Form C Relays (60VDC @ 2A)
Power Requirement 9–30 VDC @ 4.0W
Expansion Capability Supports up to 246 SeaI/O N-Series Modules
Software Compatibility SeaMAX API (Windows/Linux), Modbus RTU
iOS App Support N/A
Operating Temperature 0°C to 70°C (32°F to 158°F)
Storage Temperature -50°C to 105°C (-58°F to 221°F)
Humidity Range 10–90% RH, Non-Condensing
Dimensions (inches) 7.5" (L) x 5.1" (W) x 1.3" (H)