Level monitoring system NivoTec® NT 4500
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Level monitoring system NT 4500 Technical information / Instruction manual Safety notes/ Technical support 2 -----------------------------------------------------------------------------------------------------Overview 3 Accessories 4 -----------------------------------------------------------------------------------------------------Electrical installation 5 Subject to technical change. We assume no liability for typing errors.

Level monitoring system NT 4500 Technical information / Instruction manual Safety notes / Technical support Installation, maintenance and commissioning must be carried out only by qualified technical personnel. The product must be used only in the manner outlined in this instruction manual. 3 Special attention must be paid to warnings and notes as follows: WARNING Relates to a caution symbol on the product and means, that a failure to observe the necessary precautions can result in death, serious injury and/ or considerable material damage. Relates to a caution symbol on the product and...

Level monitoring system NT 4500 Technical information / Instruction manual Level monitoring and visualisation via web server - Standardized system up to 50 silos - Visualisation and operation via standard internet browser software - Software language german, english or dutch - Password protected - Worldwide remote enquiry of the level - Data in percentage, height, volume or weight - Trend display, data storage, export via csv-file - Evaluation of the analogue 4-20 mA signals of any sensors, as well as Modbus RTU of the UWT-systems - Different input signals within the same system is possible...

Level monitoring system NT 4500 Technical information / Instruction manual Technical Data / Accessories Technical data Dimensions wall mounting steel plate Ingress protection Ambient temperature 115 V or 230 V 50/ 60 Hz (integrated power converter 24 V DC) supplied by Modbus converter Power supply Power consumption Signal output full detector 115 V or 230 V AC, connection is made on site Full detector: Connection either on NB 3000/ NB 4000 resp. Modbus converter. In this case the supply voltage must be equal to NB 3000/ NB 4000 resp. Modbus converter. Alternative it is possible to connect...

Level monitoring system NT 4500 Technical information / Instruction manual Electrical installation Safety Instructions Handling In case of improper handling or handling malpractice, the electric safety of the device cannot be guaranteed. Installation regulations The local regulations or VDE 0100 (Regulations of German Electrotechnical Engineers) must be observed. Use a fuse as stated in the connection diagrams. RCCB protection In case of a fault, the supply voltage must be automatically switched off by a RCCB protection switch to protect against indirect contact with dangerous voltages....

Level monitoring system NT 4500 Technical information / Instruction manual Electrical installation Cable recommendations for Modbus network Shielded cable Functionality up to 50 m Manufacturer: Lapp, Type UNITRONIC LiYCY 2x0.34, Art.no: 0034502 Twisted pair cable Functionality up to 1,000 m Manufacturer: Lapp, Type UNITRONIC BUS CAN 1x2x0.34, Art.no: 2170263 UV-protection hose with threaded hose coupling M20 x 1.5 UV protection for Modbus cable Manufacturer: Flexa, Type Rohrflex PA6, Art.no: 0233.202.012 and Type RQG1-M, Art.no: 5020.055.018 ATEX-protection hose with threaded hose coupling...

Level monitoring system NT 4500 Technical information / Instruction manual Electrical installation Full detector Contact must be closed in case of full detection

Level monitoring system NT 4500 Technical information / Instruction manual Electrical installation Setting: Biasing and Termination Resistor For use of NB 4000 units in a external Modbus network, it is possible to set Biasing and Termination Resistor on each unit as required. Version with Jumper Biasing Termination Resistor Version with DIP switch Termination Resistor 7 *factory provided DIP Switch position: Top view Side view Termination Resistor *factory provided DIP Switch position: Top view Side view

Level monitoring system NT 4500 Technical information / Instruction manual Electrical installation Modbus converter Modbus converter Power supply Termination Resistor needs to be connected at the end of the Modbus strand. The stated wiring inside the Modbus converter is factory provided.

Level monitoring system NT 4500 Technical information / Instruction manual 1. Generation of a synoptical table Commissioning is facilitated if an overview of the connected sensors is made in advance. The table shows an example of a project with 11 silos and mixed configuration of NivoBob® NB 3000 and NR 3000 radar as well as implementation of full detectors: Silo Modbus converter Channel* Modbus converter Terminal of sensor Modbus converter Terminal of full detector * see page 17f. under "Modbus RTU"/ "Full Detector" Make sure that the Modbus network is wired, set the Modbus Termination...

Level monitoring system NT 4500 Technical information / Instruction manual Visualisation - Operation Start of the Visualisation By entering the IP address in the browser (according to the web server configuration) the visualisation starts. After sucessful start the overview page "Home" appears. Overview page (Home) Display of level, level limit sensors, information regarding silo and error messages All user names The selected number of silos (see page "System Config" -> Number of silos) is presented. If more than 10 silos are defined, a button appears for progression to the next page. Note:...

Level monitoring system NT 4500 Technical information / Instruction manual Visualisation - Operation The following selections appear depending on the setted user name: Login Logout Using the Login button, you can change tio other user names with additional privilegs: User (password: user) - Page "Silo Single View" - View of Event List - Page "System Config" - Download of trend data - Start NivoBob® - Reset of the full signal (buzzer) and of error messages - Logout Purchase (password: purchase) Similar to User, additional: - On page "Silo Single View": page "Logistics Department" Admin...