Safety instructions The VISY-TD Display is used to display the ullage determined by the VISY-X system in the tank up to the maximum filling level (capacity). In addition, the current volume is also displayed.
Design and function Normal operation The display is in normal mode if no errors for the tank to be displayed have been deter- mined. The VISY-TD Display is activated with the external switching contact and displays the relevant data for the first tank. Press the switching contact again to switch to the next tank (e.g.
A delivery is currently taking place for the displayed tank, the level (volume) rises. Wireless The linking of the probe in the tank to the VISY-X system happens via radio transmission. Dispensing or delivery is not indicated in this mode.
Installation Assembly The assembly of the VISY-TD Display should be done at eye level for better readability. Assembling is recommended behind a glass pane inside the building. The VISY-TD display can be attached to the glass pane by using the included Velcro fasteners. The casing cover does not need to be removed for the assembly.
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Voltage supply The included 5 V power supply unit is required for voltage supply of the VISY-TD Display and must be installed in the VISY-Command. For installation this power supply unit is clicked into the available top hat rail in the VISY-Command. For electrical connection of the power supply unit to the interface VI-4, the VISY-Command must be disconnected from the mains.
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Communication The communication between the VISY-TD Display and the VISY-Command is performed via a galvanically isolated RS485 interface. The communication lines of the VISY-TD Display are connected to the extension interface of the VISY-Command evaluation unit. 3-wire lines with interface ground are recommended to increase the interference resistance for this connection.
External switching contact In order to be able to activate the display or switch to the next tank, an external, potential- free switching contact must be connected to the VISY-TD Display. The external switching contact is not included. See the following table for the terminal assignment of the external switching contact: VISY-TD Display External switching contact Wire...
4.3.2 Display Display of the main menu Main menu Closing the configuration Menu items available in the menu Figure 5: Display of the main menu Display of the sub-menu (in this case: tank selection) Sub-menu Active menu item Return to the main menu Menu items available in the menu Figure 6: Display of a sub-menu Always only a maximum of 3 menu items can be shown in the display.
4.3.3 Menu Structure The configuration menu of VISY-TD Display has the following structure: Main menu Language German English (factory setting) Español Français Italiano Português Pусский Tank selection All tanks (factory setting): all in the VISY-Command configured tanks are shown Multiple tanks: multiple tanks can be selected Single tank: only a single tank can be selected...
See chapter 3.2, Failure mode. Overhaul Return shipment Before returning any FAFNIR equipment the Return Material Authorization (RMA) by the FAFNIR customer care is required. Please contact your account manager or customer service for instructions on how to return goods.
Technical Data Ambient temperature 0 °C ... +40 °C Protection class IP 67 Display 2.8“ LCD graphic display with backlight Supply voltage 5 V / 0.5 A DC, adapter included Switch input No-load voltage approx. 3 V, short-circuit current approx. 6 mA Communication RS-485 interface, 3-pole connection, galvanically isolated, for connection to VISY-Command...