USB-2405/2AI - moduł USB 2 wejść analogowych

Features

• Hi-Speed USB 2.0
• USB bus powered
• 24-bit Sigma-Delta ADC with built-in anti-aliasing filter
• 2-CH simultaneous sampling analog inputs, up to 128 kS/s
• AC or DC input coupling, software selectable
• Analog or digital triggering
• Supports 2mA excitation output on each analog input channel for IEPE sensor measurement
• Full auto-calibration
• Supporting Time-Frequency analysis software -- Visual Signal DAQ Express

Specifications

• Analog Input

• Channels: 2 (simultaneous sampling)
• ADC Resolution: 24 Bit
• ADC type: Delta-sigma
• Sampling rate: 1 ~ 128 kS/s
• Input range: ±10V
• FIFO buffer size: 2k samples per channel
• Input Configuration: Differential or pseudo-differential
• Input impedance:
  • 200 kΩ (between positive input and negative input)
  • 16.93 kΩ (Between negative input and chassis ground)
• Input coupling: AC or DC, software selectable
• Integrated Electronic Piezoelectric (IEPE):
  • Current: 2 mA or 0 mA, software selectable
  • IEPE compliance: 24 V
• Over-voltage protection: ±60 V
• Input common mode range: ±10 V
• Trigger source: Analog or digital, software selectable
• Trigger mode:
  • Post trigger,
  • Delay trigger,
  • Middle trigger,
  • Gated trigger,
  • Pre-trigger,
  • Post or delay trigger with re-triggering
• Data Transfer: Programmed I/O, continuous (bulk transfer mode)

• Digital Input/Output

• Channels: 2 programmable function I/O
• Compatibility: 3.3 V / TTL (single-ended)
• Initial status: Input (pull low)
• Input voltage:
  • Logic low: VIL = 0.8 V max; IIL = 0.2 mA max.
  • Logic high: VIH = 2.0 V min.; IIH = 0.2 mA max.
• Output voltage:
  • Logic low: VOL = 0.8 V max; IIL = 0.2 mA max.
  • Logic high: VOH = 2.0 V min.; IIH = 24 mA max.
• Over-voltage protection: -2 ~ +7 V
• Supporting modes:
  • Static digital input/output
  • Pulse output, max. frequency: 4 MHz
  • Frequency/Event counter, max. frequency: 4 MHz
  • Digital trigger IN
  • Synchronization sample clock IN
  Function I/O shares the same I/O pins,
  such that only one of these modes can be selected at a time.
• Data Transfer: Programmed I/O

• General Specifications

• I/O connector: Four BNC connectors and 4-pin removable spring terminals
• Operating temperature: 0 ~ +55°C
• Storage temperature: -20 ~ +70°C
• Power requirements: 5 V@400 mA (USB bus powered)
• Dimensions (W x D x H - not including connectors and stand): 115 x 150 x 40 mm
• Relative humidity: 5 ~ 95%, non-condensing

Software Support

• OS Information

• Windows XP, Windows 7/8 x64/x86

• Software Compatibility

• LabVIEW, MATLAB, Visual Studio.NET

• Software Recommendations

• U-Test, Visual Signal DAQ Express

Ordering Information

• USB-2405 - 2-CH 24-Bit 128kS/s Dynamic Signal Acquisition USB 2.0 Module

Optional Accessories

• USB-2M-L - 2 M USB Type A to USB Mini-B cable with lockable connector