The SeaI/O-470S is an RS-232 Modbus RTU interface module offering A/D (analog-to-digital), D/A (digital-to-analog), and DIO (digital I/O) functionality, perfect for data acquisition and industrial automation..
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Detail
Special Features
Specification
The SeaI/O-470S combines analog and digital interfaces in one compact unit. It offers 8 differential or 16 single-ended A/D inputs that are ideal for precise measurements of sensors like thermocouples and pressure transducers. Additionally, it features 2 12-bit D/A output channels for controlling actuators and other analog devices.
With 8 optically isolated inputs (rated for 5-30VDC) and 8 open-collector outputs capable of sinking 580mA, it’s perfect for applications that require isolating sensitive equipment and controlling high-current loads. The RS-232 interface and Modbus RTU protocol ensure smooth communication with industrial control systems.
The SeaI/O-470S is powered by a 9-30VDC source and supports Microsoft Windows and Linux via SeaMAX software for easy integration.
8 Differential/16 Single-Ended A/D Inputs – Software-selectable for 0-5V, 0-10V, +/-5V, and +/-10V ranges, with 4-20mA current loop support.
2 D/A Output Channels – 12-bit resolution, jumper-selectable for 0-5V or 0-10V ranges.
8 Optically Isolated Inputs – Rated for 5-30VDC with 300V external isolation for added protection.
8 Open-Collector Outputs – Can sink up to 580mA, ideal for switching 24V devices in industrial setups.
Parameter
Details
Model Number
SeaI/O-470S
Host Interface
RS-232
Communication Protocol
Modbus RTU
Inputs
8 Differential or 16 Single-Ended A/D Inputs, 8 Isolated Inputs