Making the world more reliable since 1976

DVC-4/8 SINE

Sales & Services

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B&W Engineering Corp.

3303 Harbor Blvd #E-1
Costa Mesa, Californa 92626

Phone: (714) 540-9975
Fax: (714) 540-2662

www.b-w-engineering.com

DVC4:8 Image
Copy of 7HUGHES600,6OCT97
pa-4000hp

DISPLAY MONITOR:

  • SWEEP: Frequency, direction, rate (Log or Lin), lower limit, upper limit, sweep count.
  • COMPRESSOR: Rate, speed, dB of compression.
  • ACCELERATION: 0 to 200 g-pk.
  • VELOCITY: 0 to 200 in /sec
  • DISPLACEMENT: 0 to 10 in. pk-pk.
  • TIME: Time, date, test run time.
  • UNITS: English or Metric.
    • TEST ARTICLE PROTECTION:

      • ABORT LIMIT: Settable 1 to 99 dB abort, Settable system limits for D,V, and A. Low-level gain and open-loop checks.
      • OVERALL LIMITS: Overall D,V,A limits settable by user.
      • CONTROL SIGNAL LOSS: Open loop detector.
      • MANUAL ABORT: From keyboard or mouse.
        • TEST DOCUMENTATION:
          Any of the following plots can be stored on disk or printed out in color or black and white on any Windows compatible printer.

          • CONTROL CHANNEL: Control profile.
          • MONITOR CHANNEL: Response profile.
          • CONTROL/MONITOR: Control profile and response profile.
            • SYSTEM REQUIREMENTS:

              • COMPUTER: 486DX33 or better with vga display, 8 mb ram, hard disk and Windows 3.1 minimum, Pentium with 16mb ram and Windows 95 recommended.
              • POWER REQUIREMENTS: Powered by computer buss, <10W total.
              • SIZE: Standard AT 3/4 size PC card (9.5° x 4.625°).
              • EXTERNAL CONNECTIONS: Via DB-25 connector to junction box.
                • Specifications are subject to change without notice.

FREQUENCY:

  • RANGE: 2 to 6250 Hz, digitally synthesized.
  • STABILITY: +/- 100ppm/°C, crystal-controlled.
  • DISTORTION: <0.50% thd 0.25% typical.
  • LIMITS: Sweeps between programmed upper and lower limits.
    • SWEEP MODES:

      • CONTINUOUS: Up to 9999 cycles between set limits.
      • HALF-CYCLE: Up or down for response plotting.
      • MANUAL: With keyboard arrows.
      • SWEEP: Logarithmic, linear, or Mil 167.
        • SWEEP RATES: 

          • 0.1 to 9.99 oct/min for log or 0.1 to 99.9 Hz/sec for linear.
            • SIGNAL INPUTS:

              • INPUT CHANNELS: Two channels: one control & one monitor
              • INPUT SENSITIVITY: Settable from 8 to 1000 mvg, 20 vp-pmax input.
              • CURRENT SOURCES: 4 ma each input, 18 vdc compliance on each channel.
                • SIGNAL OUTPUT: 

                  • SERVO OUT: 0-5 vrms for amplifier drive, short protected.
                    • TEST PROFILES:

                      • Up to 32 frequency breakpoints or levels of D,V. or A may be specified for each test; profiles may be stored on disks.
                        • SERVO COMPRESSOR:

                          • DYNAMIC RANGE: >70 dB.
                          • CONTROL ACCURACY: <+/- 0.5 dB nominally.
                          • COMPRESSION RATE: Slow- 0.1 dB/sec/Hz, Med - 0 3 dB/sec/Hz, Fast- 1.0 dB/sec/HZ.
                          • COMPRESSION SPEED LIMIT: Programmable from 200 to 1000 dB/sec.
                          • CONTROL LIMITS: From 0.2 to 200 g with 10 mv/g input.

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