Festo OVEM User manual

en Operating
instructions
8068021
1702e
[8068023]
Vacuum generator
OVEM

OVEM
2Festo – OVEM – 1702e
Original instructions
OVEM-DE
Identification of hazards and instructions on how to prevent them:
Warning
Hazards that can cause death or serious injuries
Other symbols:
Note
Material damage or loss of function
Recommendations, tips, references to other documentation
Text designations:
 Activities that may be carried out in any order
1. Activities that should be carried out in the order stated
– General lists
èResult of an action/References to more detailed information

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Festo – OVEM – 1702e English 3
1 Product description 5.......................................................
1.1 Structure 5................................................................
1.2 Characteristics 6...........................................................
2 Security 7.................................................................
2.1 Use for intended purpose 7...................................................
2.2 General safety information 7..................................................
2.3 Range of applications and certifications 8.......................................
3 Function and application 9...................................................
3.1 Function overview 9.........................................................
3.2 Switching functions 10........................................................
3.3 Valve control 11.............................................................
3.4 Air-saving function 13........................................................
3.5 Optimisation of the transport time 14............................................
3.6 Monitoring and diagnostics 14.................................................
3.7 Measured variables 15........................................................
3.8 Teach function (Teach-In) 16...................................................
4 Installation 17..............................................................
4.1 Mechanical 17..............................................................
4.2 Pneumatic 19...............................................................
4.3 Electric 20..................................................................
5 Commissioning 23...........................................................
5.1 Commissioning vacuum suction nozzle 23........................................
5.2 Set the intensity of the ejector pulse 24..........................................
6 Operation 25...............................................................
6.1 Setting the ejector pulse duration 25............................................
6.2 Configure the switching outputs 26..............................................
6.2.1 Display switching output settings 26....................................
6.2.2 Setting the switching characteristics of a switching output 26................
6.2.3 Set diagnostic message channel 27.....................................
6.2.4 Teaching of switching points 28........................................
6.2.5 Deleting the minimum or maximum pressure value 28......................

OVEM
4Festo – OVEM – 1702e English
6.3 Configuring the evacuation and air supply times 29.................................
6.3.1 Setting the limit values for the evacuation and air supply times 29.............
6.3.2 Teaching the evacuation and air supply time 29............................
6.3.3 Displaying the evacuation and air supply times 30.........................
6.3.4 Deleting the evacuation and air supply times 30...........................
6.4 Operating manual override 31..................................................
6.4.1 Mechanical manual override 31........................................
6.4.2 Electrical manual override 31..........................................
6.5 Activating security code 32....................................................
6.6 Switching the air saving function on or off 32......................................
6.7 Restore factory settings 33....................................................
7 Error messages and fault clearance 34..........................................
7.1 Diagnostic levels 34..........................................................
7.2 Error messages and error codes 35..............................................
7.3 Malfunctions 37.............................................................
8 Disassembly 38.............................................................
9 Maintenance and care 38.....................................................
10 Technical data 39............................................................
11 Appendix 41................................................................
11.1 Graphic display and LCD displays 41.............................................
11.2 Operating statuses and menu structure 45........................................
11.2.1 Meaning of symbols for representing the menu structure 45.................
11.2.2 RUN mode 45......................................................
11.2.3 SHOW mode 46.....................................................
11.2.4 EDIT mode 47......................................................
11.2.5 Teach mode 48.....................................................

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Festo – OVEM – 1702e English 5
1 Product description
1.1 Structure
1234
aJ
aA
aB
8
9
56
7
1Ejector pulse solenoid valve (Eject)
2Vacuum solenoid valve
3Mechanical manual override of the solenoid
valves
4Supply port (1)
5Exhaust port / silencer (3)
6Vacuum connection (2)
7Housing with mounting holes
8Slide for changing the filter element
9Filter housing with inspection window
aJ Flow control screw for adjusting the ejector
pulse
aA Vacuum sensor with LCD display and
operating keys èFig. 13
aB electrical connection
Fig. 1 Control sections and connections