Kofloc CR-400 Series Mass Flow Meter

Kofloc CR-400 Model Mass Flow Meter readout unit, when connected to your mass flow controller or meter with a cable, provides the key mass flow functions, such as flow measurement and control as well as cumulative flow calculations and flow event outputs.

This readout unit offers RS-485 communications capability, so multiple readout units can be controlled online by a host computer. * The CR-400 is fully compatible in size with the CR-300.

Kofloc CR-400 Features :

  • The total flow is displayed in 8 digits: The upper 4 digits and the lower 4 digits are shown alternately.
  • Various event outputs are available.
  • With a width of 73mm and a height of 73mm, it takes up little space.
  • Equipped with forced open/close operation of a mass flow controller valve.
  • External control terminals are provided on the rear for remote control
  • Mass flow control by RS-485 communications
  • A lock key prevents accidental operation.
  • Mass flow power: ±15 VDC (300 mA)
  • Mass flow power: ±15 VDC (300 mA)

Standard Specifications :

  • Mass flow control: Flow setting, forced valve open/close operation, and zero cut
  • Mass flow input/output : 0–5 VDC
  • Number of display digits: Instantaneous flow: 4 digits, total flow: 8 digits (upper and lower 4 digits shown alternately)
  • Display accuracy: Instantaneous flow: Within ±0.1% F.S. ±1 digit
  • Event output: 2 outputs (selected from instantaneous upper limit, instantaneous lower limit, instantaneous upper/lower limits, and set total) Open collector output (max. rating: 50 V, 50 mA)
  • Power consumption: Approx. 25 W
  • AC power supply: 85–264 VAC, 48–440 Hz
  •  Weight and dimensions: Approx. 400 g, 73 W × 73 H × 119.5 D mm

Kofloc Product


Rudy Wiratama


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