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Model 954 Digital Flo-Box™

sierra_9501_e (1)

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The Model 954 is a state-of-the-art digital system that can operate up to four units. In addition to power, readout and set point, it offers front-panel override for valve shut and purge functions for MFC’s, user programmable K-factors for different gases, engineering units, alarms, independent totalizer for all four channels, master slave ratio control and multiple alrarms. It also offers both RS-232 and RS-485 communication via rear-mounted serial ports. The Model 954 is designed for easy panel mounting (1/2 rack) and includes a convenient stand for benchtop usage.

Unique Product Features

  • 4 line, 20 character LCD display
  • Valve Close, Valve Open (Purge) pushbutton override
  • Front-panel menu adjustable:
  • Flow units
  • Set Point
  • Totalizer
  • Gas K-factors
  • Alarms
  • Master/Slave Ratio Control
  • Calibration
  • Analog Outputs: 0-5, 0-10 VDC and 4-20 mA
  • Digital Output: RS-232 and RS-485
  • CE Approved