Instruction Manual
NivuFlow 650
page 6
NF 650 - rev. 01 / 29.06.2020
15 Product Construction and Overview ..................................................... 22
15.1 Dimensions of enclosure ....................................................................................23
15.2 Connectable sensors ........................................................................................24
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.......................................................................................... 25
.......................................................................................... 26
17.1 Device Types .....................................................................................................26
17.2 Additionally bookable Function Licences ...........................................................27
18 Operating Ranges .................................................................................... 28
19 Functional Principle ................................................................................ 29
19.1 Flow velocity detection .......................................................................................29
19.2 Flow Calculation .................................................................................................30
20 General Installation Instructions ............................................................ 31
20.1 Avoidance of electrostatic discharge (ESD) .......................................................31
20.2 Installation and Mounting versions .....................................................................31
20.3 Choosing the installation place ..........................................................................32
20.4 Transmitter fastening on DIN rail in control cabinets..........................................32
20.5 Field enclosure fastening and preparing electric installation .............................33
21.1 Wiring to the Terminal Blocks ...........................................................................35
21.2 Plans of terminal connections ..........................................................................37
21.3 Switching on voltage supply ..............................................................................42
21.3.1 Power supply DC ............................................................................................42
21.3.2 Power supply AC ............................................................................................43
21.4 Relays ................................................................................................................44
22 Installation and Connection of Sensors ................................................ 44
22.1 Sensor Installation Principles .............................................................................44
22.2 Installation of Clamp-On Sensors ......................................................................45
22.3 Installation of Wet Sensors ................................................................................45
22.4 Path arrangements .............................................................................................45
22.5 Cable and Cable length for connecting the sensors ..........................................46
22.6 Sensor Connection to NivuFlow .........................................................................46
22.6.1 Sensor connection 1-path measurement / 2-path measurement ..................46
22.7 Connection to/via Extension module NFE ..........................................................47
