Agilent/Keysight U2652A

The Keysight U2652A is a USB modular digital input module delivering 64 opto-isolated digital input channels for industrial automation and control applications. It connects to a host PC via high-speed USB 2.0 (480 Mbps) using the USBTMC-USB488 standard, functioning as a standalone unit or as part of a modular system. The module provides 1250 Vrms peak transient voltage protection and includes an on-board isolated power supply delivering +5 V at 150 mA typical.

Technical Specifications

• 64 opto-isolated digital input channels


• Input voltage range: 10 to 24 V


• External supply voltage: 5 to 35 V


• On-board isolated power supply: +5 V typical at 150 mA typical


• Isolation protection: 1250 Vrms peak transient voltage


• USB interface: High-speed USB 2.0 (480 Mbps), USBTMC-USB488 standard


• IO connector: 100-pin SCSI-II


• Dimensions (with casing): 120.00 mm × 182.40 mm × 44.00 mm (W × D × H)


• Dimensions (without casing): 105.00 mm × 174.54 mm × 25.00 mm (W × D × H)


• Weight (with casing): 565 g


• Weight (without casing): 370 g


• Operating temperature: 0 to +55 °C


• Storage temperature: -20 to +70 °C


• Relative humidity: 15% to 85% at 40 °C (non-condensing)


• Maximum altitude: 2000 m

Key Features

• Interrupt function for automatic state-change detection


• Virtual port grouping capability


• Opto-isolation for enhanced system protection and circuit separation


• Modular design supporting standalone or integrated deployment

Typical Applications Industrial automation and control systems requiring high-density digital input monitoring with galvanic isolation.

Compatibility & Integration Supports Keysight VEE, MATLAB® R2007a, NI LabVIEW, Microsoft® Visual Studio®, SCPI, and IVI-COM. Includes BenchVue software license (BV0025B). Compatible with Microsoft® Windows® operating systems. Tested to IEC/EN 60068-2 (shock and vibration) with EMC compliance per IEC 61326-1:2002/EN 61326-1:1997+A2:2001+A3:2003.