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1. HOW TO USE THIS MANUAL
This manual is divided into 12 chapters. Please read all of them before making the installation and configuration of the NexU.
• Chapter 2: describes all the elements of the system.
• Chapter 3: describes how fix and wire all the elements.
• Chapter 4 describes the setting procedure and the local parameters definition.
• Chapter 5 describes the requirements for connecting the NexU to the customer network.
• Chapter 6 defines how to make the configuration of the installation in the UTrack.
• Chapter 7 and 8: describe the menus for the person or persons who will be in charge of controlling the UTrack (NexU software).
• Chapter 9 to 11: describes the menu for the user (person or persons who will supply fluid).
• Chapter 12: describes how to calibrate hose reels.
NOTE: Chapters 7 to 12 are NOT part of the configuration process.
2. COMPONENTS PRESENTATION
Nexu is made up of the following components:
2.1. KEYPADS (UDAT, UDAT POWER+)
This unit is one of the interfaces user / system through the keypad and
the display.
There are two versions for this unit:
• Udat Power+ which can open up to 8 solenoid valves.
(Max. output power 320 W).
• Udat which can open up to 2 solenoid valves.
(Max. output power 75 W)
The power supply is to be 115 VAC or 230 VAC – 50 Hz.
2.2. ADDITIONAL POWER SUPPLY (UPOWER, UPOWER+)
UPower connects using CAN bus cable to a UValve, UValve+, UMeter,
UMeter+, UCount or UView whenever the power supplied by a UDat
keypad is not present.
There are two versions for this unit:
• UPower+ which can open up to 8 solenoid valves.
(Max. output power 320 W).
• UPower which can open up to 2 solenoid valves.
(Max. output power 75 W).
The power supply is to be 115 VAC or 230 VAC – 50 Hz.
2.3. FLOW CONTROL UNIT (UVALVE)
This flow control unit is composed by:
• A solenoid valve.
• A pulser (328 pulses per litre).
• A filter.
• An electronic board that controls part of the dispense procedure.
It includes an integrated display that can show the hose reel number
(in stand-by state) and the delivered quantity (when dispensing).
• A Bluetooth module that connects the device to a UVision.
It can be linked to the system via CANBUS or Wi-Fi
threads are F1/2" (inlet and outlet). Compatible with oil and cooling.
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838 861 R. 06/21
SAMOA Industrial, S.A. · Pol. Ind. Porceyo, I-14 · Camino del Fontán, 831 · 33392 - Gijón - Spain · Tel.: +34 985 381 488 · www.samoaindustrial.com
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