Flow Meter

NivuFlow Mobile 750

Part No. NFM7

For high accurate and portable flow metering in part filled and full channels. Best use for wastewater applications.

NivuFlow Mobile 750

For high accurate and portable flow metering in part filled and full channels. The well thought-out power management and the built-in modem allow long-term measuring with automatic data transmission.

 

Benefits

  • Extremely long battery life – 5 min. 250 days
  • Flood protected IP68 locked, IP67 open
  • Operation via smartphone, tablet etc.
  • Quick start assistant
  • Automatic sensor detection
  • Wide range of sensors for best application solutions
  • Integrated Modem optional

 

NivuFlow Mobile 750 is the successor to the PCM product family. Based on the ultrasonic cross correlation technology with flow profile detection and thanks to the use of up to 3 v-sensors the portable system provides highest accuracy. Accessories such as a calibrated pipe measuring section to force full filled pipes or appropriate sensor mounting materials provide the best possible conditions for impeccable measurements.


The modern operating concept via web browser in connection with tablet, smartphone etc. is intuitive and enables quick commissioning. Here, a quick start asistant guides through the most relevant parameter settings. 

Test it!


The optional built-in modem provides automatic data transmission either to the NIVUS WebPortal or to customer systems. In combination with the long battery life the number of maintenance jobs can be reduced to a minimum. 

More on NivuFlow Mobile

Technical Data
Common
Measurement principle
  • Flow velocity measurement using high-precision, spatially resolved ultrasonic cross-correlation
  • Level measurement, depending on the sensor type, via air or water ultrasonic time-of-flight measurement, pressure probe, or mA input for level measurement (2-wire level sensor)
Power supply
  • 1… 2x battery packs 12V/14 Ah
  • VRLA-AGM
Enclosure
  • Material: HPX high-performamce synthetic resin
  • Weight: approx. 4.7 kg (without battery and hoop guards)
  • Protection: IP68 locked / IP67 with the case cover open
Ex Approvals (option) / other Approvals (option)

Transducer:

  • ATEX: TÜV 17 ATEX 196722 X
  • IECEx: TUN18.0008X
  • Ex II 2G Ex eb ib [ib] mb IIB T4 Gb

Sensors:

  • ATEX: TÜV 12 ATEX 087812
  • Ex II 2G Ex ib IIB T4 Gb
Operating temperature

−15°C … +50°C

Permanent Storage Temperatur

−15°C … +45°C

Max. humidity

90 %, non-condensing

Display

Status LED (RGB)

Operation

Magnet switch; via Wi-Fi with a display and control module (Smartphone, Tablet, Notebook etc.)

Inputs
  • 2x 0/4 - 20 mA (active/passive)
  • 1x 0/4 -20 mA (passive)
  • 1x active digital input
  • 1x connection socket for battery charger or alternative power supply
Outputs
  • 1 x analog output 0…5 V/0…10 V
  • 1 x potential-free digital output as SPDT / bistable
  • 1 x USB-A for readout of values via USB stick
Storage cycle
  • 1 min. - 60 min., cyclic or event-based
  • 5 sec. - 60 min., continuous operation
Data memory

Internal, 182.398 measurement cycles

Data transmission
  • Via plug-in USB stick
  • Via WLAN
  • Option: via 2G/3G/4G
Charger
  • Input voltage 100… 240 V AC / 50… 60 Hz / 50 VA
  • Protection Class II
  • Overvoltage Category II
  • Pollution Degree 2
  • Ambient temperature 0°C… +40°C

Specifications subject to change.

Battery life calculator

NivuFlow Mobile 750

with CSM correlation wedge sensor


Battery life: -

*Reference values under laboratory conditions. Battery life may vary depending on the application and depends on batch tolerances, other battery capacities, reception quality etc.

Downloads

Brochure | NivuFlow Mobile 550 / 600 / 750

Instruction Manual | NivuFlow Mobile 750 / NivuFlow Mobile 750 Ex (Rev. 07)

Information NivuFlow Mobile/NivuLevel Mobile Modem Coverage

Installation of cable adapters for NFM 750, NFM 00, NFM 550, NFM 050

for the connection of 0...20 mA / 4...20 mA sensors with open cable end

IECEx Certificate of Conformity NivuFlow Mobile

EU-Type Examination Certificate "Portable Measuring Transformer NivuFlow Mobile Type NFM-0xxx x E"

EU Declaration of Conformity | "Ex" Portable flow measurement transmitter/data logger, with internal modem for data transmission via GPRS/UMTS/LTE NivuFlow Mobile / NivuLevel Mobile

NFM0xxx GE Ex

 

EU Declaration of Conformity | "Ex" Portable flow measurement transmitter/data logger, with internal modem for data transmission via GPRS/UMTS/LTE NivuFlow Mobile / NivuLevel Mobile

NFM0xxxGE Gx     

EU Declaration of Conformity | "Ex" Portable flow measurement transmitter/data logger, standard version NivuFlow Mobile / NivuLevel Mobile

NFM0xxx0E 0x

EU Declaration of Conformity | Portable flow measurement transmitter/data logger with internal modem for data transmission via GPRS/UMTS/LTE NivuFlow Mobile/NivuLevel Mobile

NFM0xxxG0 Gx    

EU Declaration of Conformity | Portable flow measurement transmitter/data logger with internal modem for data transmission via GPRS/UMTS/LTE NivuFlow Mobile/NivuLevel Mobile

NFM0xxxG0 Ex    

EU Declaration of Conformity | Portable flow measurement transmitter/data logger, standard version NivuFlow Mobile / NivuLevel Mobile

NFM0xxx00 00

EU Declaration of Conformity | "Ex II 3G" Portable data logger, with internal modem for data transmission via GPRS/UMTS/LTE NivuLevel Mobile for Zone 2

Type NFM0050GCEx

EU Declaration of Conformity | "Ex II 3G" Portable data logger, with internal modem for data transmission via GPRS/UMTS/LTE NivuLevel Mobile for Zone 2

NFM0050 GC Gx

EU Declaration of Conformity | "Ex II 3G" Portable data logger, standard version NivuLevel Mobile for Zone 2

Type NFM00500C00

 

Tender Specification NivuFlow Mobile 750

System Products
Accessories

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Individual Offer / Questionnaire

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Service

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