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          5. Clamp-on Micro Flow Sensor
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          7. Controller DIN rail type, expansion unit

          Clamp-on Micro Flow SensorFD-X series

          Controller DIN rail type, expansion unit



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          DIN rail type, expansion unit

          Display method

          Output indicator, 4-digit 7 segment display, OLED, Stability level display

          Display refresh frequency

          Instantaneous flow: approx. 5 times/second, Discharge amount/Accumulated flow approx. 30 times/second

          Response time

          50 ms/100 ms/500 ms/1 s/2.5 s/5 s/10 s/30 s/60 s (selectable, default: 500 ms)

          Integration data storage interval

          Written to the memory every 10 seconds

          Memory back up

          EEPROM (data storage period: more than 10 years, number of data rewritable times: 1 million times or more) *1

          Detection mode


          Instantaneous flow rate mode/Area mode/Pulse output (+) mode/Integrated flow mode/Shot mode (selectable)


          Instantaneous flow rate mode/Area mode/Pulse output (-) mode/Shot mode/Error output mode/Bubble alert mode/Error + bubble alert mode (selectable)



          NPN/PNP setting switch
          Open collector output: 30 V or lower, main unit: 50 mA or lower/ch.*2/expansion unit: 20 mA or lower/ch., residual voltage: 2 V or lower

          Analog output


          External input

          Flow rate zero input/shot sampling input/integrated flow reset input/zero shift input (selectable)
          Short circuit current: NPN 1 mA or lower/PNP 2 mA or lower, input time: 20 ms or longer

          Network support

          Supports NU series

          Protection circuit

          Power supply reverse connection protection, power surge protection, output short circuit protection, output surge protection

          Addition of expansion units

          Up to 7*3 per main unit

          Power supply

          Power voltage

          20 to 30 VDC including 10 % ripple (P-P) , Class 2

          Power consumption

          185 mA or lower (including the sensor head, excluding the load current)

          Environmental resistance

          Ambient temperature

          -10 to +50 °C (No freezing) 14 to 122 °F

          Relative humidity

          35 % to 85 %RH (No condensation)

          Vibration resistance

          10 - 55 Hz, double amplitude 1.5 mm 0.06 ", 2 hours each for X,Y,Z direction

          Shock resistance

          100 m/s2 (approx. 10 G) 16 ms pulse, 1000 times each for X,Y,Z direction


          Main body case/front sheet: PC, Key top: POM, Cable: PVC


          Approx. 180 g

          *1 Internal data from full time recording can be read via USB (Ver.2.0) communication.
          *2 20 mA or lower/ch when adding expansion units.
          *3 Refer to the Instruction Manual for the number of connected units to N-bus devices.

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          IL 60143, U.S.A.
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          Process Controls / Process Sensors