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- Page 1 Technical Documentation UM-X Field display for continous level sensors 10/2007 Edition: 1 Item No.: 207120 FAFNIR GmbH • Bahrenfelder Str. 19 • D-22765 Hamburg • Telephone: +49 (0)40-39 82 07-0 • Fax: +49 (0)40-3 90 63 39...
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Page 2: Table Of Contents
Relay status display ..................14 Main menu ....................15 6.4.1 Navigation .................... 15 © Copyright: Reproduction and translation only with the written consent of the FAFNIR company. FAFNIR reserves the right to make product modifications without prior notice. UM-X Page 2/35... - Page 3 7.2.1 Meaning of the error codes ................. 27 Technical data .................... 28 Menu structure with the factory settings ..........29 Appendix ......................31 EC-declaration of conformity ............... 31 EC-type examination certificate ..............32 Operating instructions .................. 34 UM-X Page 3/35...
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Page 4: Features Of The Um-X Measurement Analysis System
Features of the UM-X measurement analysis system The UM-X measurement analysis system is a standalone display for continuous filling level sensors. It is powered directly by the mains voltage and provides the power supply for the filling level sensor at the same time. The filling level can be displayed as analogue and digital on the graphic display. -
Page 5: Safety Instructions
Safety instructions The UM-X measurement analysis system is used as a standalone filling level display for continuous filling level sensors. Please only use the system for this purpose. The manufacturer accepts no liability for any damage resulting from other uses! -
Page 6: Design And Operation
(4) Alarm lamp (2) Function button (1) Rating plate Fig. 1: Layout of the UM-X measurement analysis system, view from above 3.2 Function buttons You navigate through the menu structure shown on the display and change parameters in the settings menus using the four function buttons. -
Page 7: Display Window
The buzzer is used for the acoustic alarm signal. The alarm tone is interrupted as soon as the acknowledgement button has been pressed, the reason for the alarm has been cancelled or the fault has been rectified. The buzzer volume cannot be adjusted. UM-X Page 7/35... -
Page 8: Installation
4.1 Assembly and connections The UM-X measurement analysis system is intended for wall mounting. It can only be mounted and connected while it is open: • Undo the four cover screws. -
Page 9: Pin Assignment
(1) Keyboard connection (2) Display connection 18 19 (5) Auxiliary power (4) Acknowledgement button (3) Sensor Fig. 2: Measurement analyser UM-X: Pin assignment Sensor connection The sensor is connected to the terminals 1 (-) and 2 (+). UM-X Page 9/35... - Page 10 For the 24 V DC version, + must be connected to L and - to N. External acknowledgement button It is possible to use an external acknowledgement button (potential-free normally open contact). This is connected to the Quit terminals (18 and 19). CAUTION! MAINS VOLTAGE! UM-X Page 10/35...
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Page 11: Commissioning
Proceed as follows for commissioning the system: 1. Install the UM-X measurement analysis system in its designated place and install the filling level sensor in the tank. 2. Connect at least the auxiliary power and the sensor. - Page 12 Check the current values in the menu items "Relays -> K1...K5 -> S-P On and S-P Off". If the current values are outside the desired range, "< 4.00 mA" or "> 20.00 mA" will be displayed under the milliampere unit. UM-X Page 12/35...
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Page 13: Operation
The information field has three functions: • Display of information. • Navigation using selection menus: You navigate through the menu structure using the buttons. • Changing parameters in settings menus: You make the changes using the buttons. UM-X Page 13/35... -
Page 14: Bar Graph Display (Analogue Filling Level Display)
At the same time, you have an overview of the relay switching points which you set in the menu items "S-P On" and "S-P Off". The symbol [B] - goes to the bar graph. [M] - goes to the main menu. Fig. 5: "Relay status" display UM-X Page 14/35... -
Page 15: Main Menu
The cursor is moved through the displayed selection menu using the UP and DOWN functions. You select a menu item in this way. (1) UP (2) RETURN (3) DOWN (4) BACK Fig. 6: Main menu and navigation functions UM-X Page 15/35... - Page 16 Using BACK, you return one level higher in the menu selection. • "Back without saving" in the settings menu If you have changed parameters in a settings menu, you can exit from the menu item without saving the new settings using BACK. UM-X Page 16/35...
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Page 17: Relays Selection Menu
• Off Delay • Alarm - Configuration of the alarm Select a menu item with the UP [ ] and DOWN [ ] keys and confirm your selection with RETURN [ ] . Fig. 7: Menu guidance: Selecting relays UM-X Page 17/35... -
Page 18: Settings Menu S-P On (Switching-On Point)
The range of values for these versions is between 0.1 and 98.9 percent. The switching-on point (S-P On) is always less than the switching point Off (S-P Off) and can never exceed this. UM-X Page 18/35... -
Page 19: Settings Menu S-P Off (Switching-Off Point)
The delay time can be between 0 and 255 seconds and is specified in 1-second steps. Using the functions [+] PLUS and [-] MINUS, you enter the value. Confirm your selection with RETURN [ ] . Fig. 10: "On Delay" display UM-X Page 19/35... -
Page 20: Settings Menu Off Delay
Confirm your selection with RETURN [ ] . See also Chapter 7 "Alarms". Fig. 12: “Alarm“ display For the UM-O and UM-O Ex equipment versions (overfill prevention), the alarm for K1/K2 is always set and cannot be changed to "Off". UM-X Page 20/35... -
Page 21: Settings Menu Unit
UM-O Ex equipment versions (overfill prevention). The 20 mA point of the filling level sensor must be set to the tank height. If this is not possible, an adjustment can be made using the "Span" menu item. UM-X Page 21/35... -
Page 22: Settings Menu Offset (Zero Point Offset)
10%. As the relay switching points are set in percent, these points can also be less than 10% and thus be less than 4 mA. You need a password to change the tank height for the UM-O and UM-O Ex equipment versions (overfill prevention). UM-X Page 22/35... -
Page 23: Selection Menu Span (Adjustment)
Select a menu item with the UP [ ] and DOWN [ ] keys and confirm your selection with RETURN [ ] . Fig. 16: "Span" display You need a password to change the tank height for the UM-O and UM-O Ex equipment versions (overfill prevention). UM-X Page 23/35... -
Page 24: Settings Menu Change
Settings menu Reset With "Reset", you reset the correction factor for the sensor adjustment back to the delivered condition. Select the symbol [Y] - for "Yes, reset" and [N] - for "No, do not reset". Fig. 18: "Reset" display UM-X Page 24/35... -
Page 25: Selection Menu Test
K1 or K2 cannot be performed if K1 is deactivated (relay alarm). In the case of an error (see Chapter 7 "Alarms" Section 2 "Error"), all relays drop out automatically. A test cannot be performed again until the error has been rectified. UM-X Page 25/35... -
Page 26: Selection Menu Reset
6.12 Information display Under this menu item, you obtain information about • the equipment version, • contact data of the manufacturer, FAFNIR, and the • measurement analysis software version. You return to the main menu by pressing one of the four buttons. -
Page 27: Alarms
ERROR 1: Residual current from the filling level sensor (3.6 mA or 21.5 mA). ERROR 2: Interruption in the sensor circuit, e.g. cable break. ERROR 3: Short-circuit in the sensor circuit. ERROR 4: Internal device error. ERROR 0: Status between error resolution and 10 seconds without errors. UM-X Page 27/35... -
Page 28: Technical Data
≤500 VA; cos ϕ ≥ 0.7 Alternating voltage U ≤250 V; I ≤0.25 A; P ≤50 W Direct voltage External External External External External acknowledgement button acknowledgement button acknowledgement button acknowledgement button acknowledgement button Potential-free normally open contact connected to mains voltage UM-X Page 28/35... -
Page 29: Menu Structure With The Factory Settings
0 … 255 s Alarm On / Off S-P On 0.1 … 99.9 % 25.1 % S-P Off 0,1 … 99,9 % 24,9 % On Delay 0 … 255 s Off Delay 0 … 255 s Alarm On / Off UM-X Page 29/35... - Page 30 0 … 100.00 % Reset Yes / No A password is needed for UM-O and UM-O Ex. Test for each relay K1 … K5 On / Off Reset Yes / No A password is needed for all UM-X versions. Information UM-X Page 30/35...
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Page 31: Appendix
Appendix EC-declaration of conformity UM-X Page 31/35... -
Page 32: Ec-Type Examination Certificate
EC-type examination certificate UM-X Page 32/35... - Page 33 UM-X Page 33/35...
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Page 34: Operating Instructions
Before being put into service, all devices must be checked with respect to correct connection and proper operation. The electrical power supply, including the supply of the downstream devices, must be checked. The general operating instructions for the devices being used must be observed. The measuring transducer is maintenance-free. UM-X Page 34/35... - Page 35 Technical data Technical data Technical data Technical data Technical data Manufacturer FAFNIR GmbH, Hamburg Type designation UM-Ex, UM-O Ex Auxiliary power 230 V ; 50 – 60 Hz; ±10 %; 7.5 VA; or 24 V ; 50 – 60 Hz; ±10 %; 7.5 VA; or 24 V ;...