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Variable Speed Drive Measurements: DI-730 DAQ System

 
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PostPosted: Sun Dec 11, 2005 8:09 am    Post subject: Variable Speed Drive Measurements: DI-730 DAQ System Reply with quote



DATAQ Instruments, Inc. DI-730 Series Data Acquisition Systems
for variable-speed drives and AC or DC motor drive systems.

Motors using variable-speed drives are common in industry Examples include: mining raw materials and processing them into finished goods, to transporting those to market. Examples include open pit mining machines, steel and steel rolling mills, aluminum rolling mills, paper mills, heavy duty cranes, heavy duty construction equipment, electric locomotion by rail and sea, and high speed transit cars. In these applications and many more, the costs associated with system down time caused by a motor or drive failure can be severe. For this reason motor and drive maintenance and troubleshooting is a major activity in many industries, and DATQ Instrument's DI-730 is the first PC-based product designed specifically for these and other demanding measurements that require isolation and wide dynamic range.



Features:

    Aids in troubleshooting AC or DC motor drive systems. Measure field voltages and currents, control signals, RPM, and more.

    Electric Motor/Generator Maintenance and Troubleshooting in Mills and Locomotion.

    Replace bulky chart recorders.

    Replace entire racks of isolation amps, high & low voltage amps, and data acquisition subsystems with one, portable, lightweight, 9 x 7 x 1½ inch instrument.

    14-Bit Resolution.

    Printer Port Interface is Standard, USB or Ethernet Interfaces Are Optional.

    Ethernet Option supports continuous data acquisition rates to at least 50,000 samples per second throughput.


DI-730 Offers Isolation, Wide Dynamic Measurement Range
The 8-channel DI-730 Series features a measurement range of ±10mV to ±1000VDC (or peak AC) over six ranges with ±1000V channel-to-channel and input-to-output isolation. Replace entire racks of isolation amps, high & low voltage amps, and data acquisition subsystems with one, portable, lightweight, 9 x 7 x 1½ inch instrument. Channel-to-channel isolation protects delicate control circuits, computer equipment, and personnel from high common mode voltages.

50kHz Burst Sampling A/D
Connect to DC or near DC signals like temperature, generator-based RPM, or other slow process variables. Sample rates well into the sub-Hertz range are possible. Use sample rates as high as 150,000 Hz for high speed applications such as modulated DC drives and other AC waveform situations.



High Resolution Capability
DI-730 instruments apply 16- and 14-bits of resolution (respectively) to your measurement task.

Easy to Connect and Use
All instruments connect in seconds to your PC's parallel port, Ethernet connector, or USB port using the supplied cable. The DI-730 Series has banana jacks for easy signal connection.

Contact:
DATAQ Instruments, Inc.
241 Springside Drive
Akron, OH 44333

Technical Support: support@dataq.com
Customer Support: jreed@dataq.com

Phone Number: 330-668-1444
Fax Number: 330-666-5434
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