Hydac ENS 3000 Manual do Utilizador

Electronic Level Switch ENS 3000 Mat. no.: 669740 Edition: 12.07.2007

E 10 Notes: • If "LOC" appears in the display when attempting to change a setting, programming is disabled. Corrective action: Set the pr

E 11 6.4 SETTING RANGES FOR THE SWITCHING OUTPUTS (switching point minus switching hysteresis = switch-back point) Probe length in cm Measuring zo

E 12 6.5 SETTING RANGES FOR THE OFFSET Probe length in cm Measuring zone in cm Setting range for Offset in cm* 25 17 0 .. 68 41 26 0 .. 1

E 13 7. Basic settings The function of the ENS 3000 can be adapted to suit the particular application by altering several basic settings. These setti

E 14 7.2 SUMMARY OF THE BASIC SETTINGS Setting Display Settings available Default setting Assignment of switching output 1 (S.S.1) Switching

E 15 Setting DisplaySettings available Default setting Primary display (Primary) Value to be continuously displayed: niv Actual fluid level

E 16 Setting Display Settings available Default setting Setting the type of fluid Fluid level sensor calibrated to oil parameters oil/ AcL oil

E 17 8. Resetting the peak values The ENS 3000 has an option for resetting the peak values of fluid level and temperature (depending on the model). T

E 18 9.2 ALTERING THE MAIN PROGRAMMING ENABLE Switch off the supply voltage or disconnect the unit from the supply voltage. Note: If any settings

E 19 10. Messages 10.1. ERROR MESSAGES If an error is detected, a corresponding error message appears that must be acknowledged by pressing any key.

E 2 Contents Page1. Functions of the ENS 3000 3 2. Installation 3 3. Commissioning 5 4. Operating controls of the ENS 3000 6 5. Digital dis

E 20 10.2. OTHER MESSAGES Other messages that cannot be acknowledged by pressing any key may also appear on the display. Possible message, if the

E 21 11. Pin connections 11.1. Pin connections with 1 or 2 switching points 11.2. Pin connections with 4 switching points Model with 4 swit

E 22 12. Technical specifications 12.1 ENS 3000 WITHOUT TEMPERATURE SENSOR Input data: ENS 3000 Fluid level sensor: Sensor type capacitive fluid

E 23 12.2 ENS 3000 WITH TEMPERATURE SENSOR Input data: ENS 3000 Fluid level sensor: Sensor type capacitive fluid level sensor Probe length 9.80

E 24 13. Ordering information ENS 3 X 1 X – X –XXXX – 400 – K Series no. (determined by manufacturer) Temperature sensor 1 = with temperature s

E 25 14. Accessories 14.1. ELECTRICAL CONNECTORS 14.1.1 For use with output options "2" and "3" ZBE 06 (4 pole) M12x1 right-angle

E 26 14.1.2 For use with output option "8"ZBE 0P (8 pole) M12x1 right-angle connector Order no.: 6055444 ZBE 0P-02 (8 pole) with 2m cabl

E 27 14.2. MECHANICAL CONNECTION 14.2.1 ZBM 19 –Straight threaded bulkhead fitting to ISO 8434 14.2.1 ZBM 20 –Straight threaded standpipe to ISO

E 28 15. Dimensions ENS 3000, ceramic 4 pole Installation dimension ∅2.13 ∅1.65 Area for clamping or fixing ENS 3000 e.g. using mechanic

E 29 16. Application examples 16.1 HYDRAULIC POWER UNIT: TO MONITOR MINIMUM FLUID LEVEL WITH ADVANCE WARNING AND ALARM In this example application,

E 3 1. Functions of the ENS 3000 The unit has the following functions, depending on the model: • Display of the actual fluid level in inch or cm (de

E 30 16.2 HYDRAULIC POWER UNIT: TO MONITOR MINIMUM FLUID LEVEL WITH ADVANCE WARNING AND MINIMUM TEMPERATURE MONITORING In this example application

E 31 HYDAC ELECTRONIC GMBH Hauptstr. 27 D-66128 Saarbrücken Germany Tel.: +49-(0)6897-509-01 Fax: +49-(0)6897-509-1726 HYDAC Service If you hav

32 Notizen / Notes / Notes

E 4 The following conditions must be met for safe operation of the ENS 3000: • When installing in small plastic tanks, the unit must be installed a

E 5 There is an earthing screw on the mechanical adaptor which may be used as a functional earth terminal. If no earth connection is available becaus

E 6 4. Operating keys of the ENS 3000 1 or 2 Switching points 4 Switching points 5. Digital display After switching on the supply voltage, &quo

E 7 • Display of the lowest fluid level "n.MIN" Continuously displays the lowest fluid level measured in the system since the unit was last

E 8 6. Output signals 6.1 SWITCHING OUTPUTS The ENS 3000 may have 1 or 2 or 4 switching outputs. The following output signals can be set using the

E 9 6.2 ANALOGUE OUTPUT The versions with 1 or 2 switching points can have an analogue output as an option. The output can be switched to either 4