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CS448 Isolated Channel Oscilloscope Specification

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The SeaI/O-470U-OEM is a USB-based Modbus RTU device offering a multifunctional interface for analog and digital signals. With optically isolated digital inputs, versatile analog input/output channels, and support for Modbus RTU protocol, it enables seamless data acquisition and control via any USB port..

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  • Special Features
  • Specification

The SeaI/O-470U-OEM module offers a compact yet powerful solution for interfacing analog and digital signals with any PC through USB. Designed around the high-accuracy Maxim MAX197 A/D chip, it allows for flexible voltage input configurations with software-selectable input ranges.

This module is ideal for industrial applications requiring remote monitoring, signal conversion, and data acquisition. It supports Modbus RTU for seamless integration into industrial systems and allows direct control or monitoring via Sealevel’s SeaMAX software.

It features eight optically isolated digital inputs to protect against voltage spikes, eight open-collector digital outputs for control tasks, and two D/A output channels for analog voltage output.

Modular and stackable design allows for scalability, and OEMs can integrate the 470U-OEM into existing systems without needing additional adapters.

  • 8 Optically Isolated Digital Inputs

  • 8 Differential or 16 Single-Ended 12-bit Analog Inputs

  • 8 Open-Collector Digital Outputs

  • 2 Analog 12-bit D/A Output Channels

  • Supports Modbus RTU Protocol

  • USB connectivity with full plug-and-play compatibility

  • Wide A/D input voltage ranges: 0–5V, 0–10V, ±5V, ±10V

  • SeaMAX Software support for Windows & Linux

Feature Details
Model 470U-OEM-ROHS
Inputs (Digital) 8 Optically Isolated
Inputs (Analog) 8 Differential or 16 Single-Ended
Input Resolution 12-bit
Input Voltage Ranges 0-5V, 0-10V, ±5V, ±10V (Software Selectable)
Digital Outputs 8 Open-Collector
D/A Output Channels 2 Channels, 12-bit Resolution
Communication Interface USB 2.0 (Full-Speed)
Protocol Support Modbus RTU
Software SeaMAX (Windows & Linux)
Operating Temp Range 0°C to +70°C
OEM Form Factor Yes, board-only variant
RoHS Compliant Yes