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SEALEVEL | SeaIO

SeaI/O-420N-OEM

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NABL-Accredited Calibration | Available on Request
Rs. 30480.00 (Excl. GST)

The SeaI/O-420N-OEM adds 16 optically isolated inputs and 8 Form C relay outputs to your SeaI/O network. It is compatible with all SeaI/O base units (Ethernet, USB, RS-485, RS-232) and connects easily using an RS-485 input..

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  • Detail
  • Special Features
  • Specification

The SeaI/O-420N-OEM is an expansion module that enhances your SeaI/O network with 16 isolated inputs and 8 Form C relays. It connects via RS-485 and allows for line conditioning with easy installation for termination and pull-up/pull-down resistors.

This expansion module comes with metal standoffs and an optional interconnect cable for stacking multiple units and cascading RS-485 signals. It is perfect for building a distributed network with RJ45 pass-through connectors, or use CAT5 cabling to link the modules.

Powered by a 9-30VDC source, the SeaI/O-420N-OEM offers flexibility in industrial and automation applications.

  • 16 Optically Isolated Inputs – Protects your system from voltage spikes and ground loops.

  • 8 Form C Relays – Can switch loads up to 60VDC @ 2A.

  • RS-485 Communication – Easily integrates into your existing system with RS-485 interface.

  • Stackable Design – Modules can be stacked using metal standoffs and interconnect cables for easier wiring.

  • Flexible Cabling Options – Use RJ45 connectors or removable screw terminals.

  • Supports Multiple Interfaces – Works with Ethernet, USB, RS-485, RS-232 base units.

Parameter Details
Model Number SeaI/O-420N-OEM
Host Interface RS-485
Input Type 16 Optically Isolated Inputs
Output Type 8 Form C Relays
Power Requirement 9-30 VDC @ 2.0W
Operating Temperature 0°C to 70°C (32°F to 158°F)
Storage Temperature -50°C to 105°C (-58°F to 221°F)
Dimensions 7.5 (L) x 5.0 (W) x 0.8 (H)
Humidity Range 10-90% Relative Humidity/Non-Condensing
# of Inputs 16
# of Outputs 8
Family SeaI/O
Board/Enclosure Board only