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USB-2255-64: USB I/O Module with Isolated 32-ch DI and 32-ch DO
New Products
2026-01-02
Introduction
The USB-2255-64 is USB 2.0 I/O module featuring 32 digital input channels and 16 digital output channels. All digital input channels can operate as 32-bit counters and support selectable sink or source configurations via wiring. LED indicators are provided to display the status of each digital channel.
The module is equipped with a dual watchdog mechanism with configurable power-on values and safe values, ensuring reliable operation in harsh environments.
In addition, ICP DAS provides API library and demos with source code for Windows and Linux platforms, enabling users to develop custom USB applications using various development tools, including VB, C++, C#, .NET, VB.NET and LabVIEW. With its plug-and-play USB interface, the USB-2255-64 is an ideal solution for I/O expansion.
The module is equipped with a dual watchdog mechanism with configurable power-on values and safe values, ensuring reliable operation in harsh environments.
In addition, ICP DAS provides API library and demos with source code for Windows and Linux platforms, enabling users to develop custom USB applications using various development tools, including VB, C++, C#, .NET, VB.NET and LabVIEW. With its plug-and-play USB interface, the USB-2255-64 is an ideal solution for I/O expansion.
Features
- 32-ch digital input and 32-ch digital output
- Selectable dry/wet contacts via wiring
- All input channels support 32-bit counter function
- Dual watchdog with configurable power-on and safe values
- Built-in 2-port USB 2.0 hub for daisy-chain topology
- Plug-and-Play operation without driver installation
- Lockable USB cable design
- Easy-to-use tool for setup and I/O testing
- API library (VB/C++/C#.NET/VB.NET/LabVIEW)
- Support 32-bit Windows 7/8/10/11 and Linux
Comparison Chart
| Model | USB-2255-32 | USB-2255-64 (New) | |
|---|---|---|---|
| Digital Input | |||
| Channels | 16 | 32 | |
| Type | Dry Contact: Source Wet Contact: Sink/Source |
||
| Wet Contact | ON Voltage Level | +10 VDC ~ +50 VDC | |
| OFF Voltage Level | +4 VDC Max. | ||
| Dry Contact | ON Voltage Level | Close to GND | |
| OFF Voltage Level | Open | ||
| Effective Distance | 500 meters Max. | ||
| Digital Output | |||
| Channels | 16 | 32 | |
| Type | Open Collector, Sink (NPN) | ||
| Load Voltage | +3.5 ~ +50 VDC | ||
| Max. Load Current | 600 mA/Channel | 400 mA/Channel | |
| Power Consumption | Typical 1.4 W Max. 1.9 W |
Typical 2.1 W Max. 3.2 W |
|
For more information, please visit
https://www.icpdas.com/en/product/USB-2255__series
