• 10.4" Color Monitor for real-time viewing and playback
• Internal 4 GByte Hard Drive for data storage
• 100 MByte Removable ZIP Drive for storage
• 8 Channels with Isolated Inputs
• Real-time Mathematics: addition, subtraction, division, multiplication ( option )
• Rugged, Compact and Portable - Less than 20 lbs.
• Internal signal conditioning for single ended voltage, differential voltage, thermocouple and DC bridge signals
• Optional input modules for high voltage, RTD, and frequency-to-voltage

SPECIFICATIONS

Inputs

• Number of channels: 8
• Input Type: universal
• Connector: Screw terminal with removable connector

Voltage Inputs

• Types: Isolated single-ended, isolated differential
• Measuring Range: Single-ended: 500mV to 40V full scale.  Differential: 5mV to 500mV full scale

Accuracy

• Bandwidth: 2 kHz ( -3dB )
• Input Coupling: DC
• Input Impedance: 1 Megohm
• Zero Offset: Yes
• Engineering Units: Yes

Thermocouple Inputs

• Types: J, K, E and T
• Measuring Range:
  Type J: 0 °C to 760 °C
  Type K: 0 °C to 1370 °C
  Type T: -160 °C to 400 °C
  Type E: -100 °C to 1000 °C
• Engineering Units: °C or °F

DC Bridge Inputs

• Type: Isolated full bridge
• Excitation: Isolated 10V at 30 mA
• Measuring Range: Differential: 5mV to 500mV full scale
• Autobalance: Yes
• Engineering Units: Yes

Digital Signal Processing

• Sample Rate: 20 kHz
• ADC Resolution: 16-bit
• Functions: Filter, RMS, Integration, Differentiation
• Filter Choices: Low pass with stops from 1 Hz to 1000 Hz; High pass with starts from 0.1 Hz to 100 Hz; Notch with 50 or 60 Hz center

Event Inputs - Number of Inputs: 8 external event markers

Front Panel Display

• Type: Active Matrix Color LCD
• Viewing Area: 10.4" (diagonal), Resolution: 640 x 480

Chart Recorder

• Recording Method: Direct thermal
• Chart Size: 216 mm (8.5") W x 139 mm (5.5") L; Z-fold, 300 sheets, 137.5 ft
• Resolution: 8 dpm (200 dpi) amplitude axis; 10 dpm time axis
• Chart Speed: 1 mm/hr to 100 mm/sec
• Dual Speed: Automatic change of speed with trigger
• Remote Start / Stop: TTL level or switch closure
• External Speed Control: TTL pulse
• Text Printing: Print ASCII files from ZIP disk
• Maximum Waveform Size: 200 mm
• Amplitude Grids: 8 independent grids up to 200 mm user defined
• Annotation: System Log printed automatically ( time, date, speed )

Data Capture

• Sample Rate: 0.2 Hz to 20 kHz per channel
• Disk Capacity: 800 million samples, 1000 records
• Maximum Record: 800 million samples

Record Review

• Formats: Strip chart, numeric, tabular, XY plot
• Display: Use cursors to select sections and make measurements
• Chart: Playback all or any section and x1/8 to x8
• ZIP Archive: Up to 45 million samples
• ASCII conversion: Direct conversion to ASCII format

ZIP Drive

• Format: MSDOS
• Function: Setup files, software upgrades and data transfer / archive

Power - Input Voltage: 90 - 250 VAC at 50 or 60 Hz (auto-select)

Please contact us for more information on the Astro-Med Dash 8u