538830 Festo Vacuum Generators

Product Details

• Nominal width of Laval nozzle
  0.95 mm
• Type code
  OVEM
• Ejector characteristics
  High vacuum Standard
• Measuring principle
  Piezoresistive
• Display range
  -0.999 bar ... 0 bar
• Displayable unit(s)
  bar
• Max. vacuum
  93 %
• Max. suction rate with respect to atmosphere
  19.5 l/min
• Voltage drop
  ≤ 1.5 V
• Surge resistance
  0.8 kV
• Operating medium
  Compressed air as per ISO 8573-1:2010 [7:4:4]
• Degree of protection
  IP65
• Reproducibility, switching value FS
  0.6 %
• Accuracy in ± % FS
  3 %FS
• Pneumatic connection 3
  Pneumatic muffler integrated
• KC characters
  KC EMC
• Grade of filtration
  40 µm
• Measured variable
  Relative pressure
• Reverse polarity protection
  for all electrical connections
• Setting range threshold value
  -0.999 bar ... 0 bar
Switching position indication
LCD
Air supply time at nominal operating pressure
1.2 s
Max. output current
100 mA
Coil characteristics
24 V DC: low-current phase 0.3 W, high-current phase 2.55 W
Information on operating and pilot media
Operation with oil lubrication not possible
Protection class
III
Product weight
330 g
Input switching logic
PNP (positive switching)
Female nozzle material
POM
Housing material
Die-cast aluminum PA-reinforced
Material of keypad
TPE-U
Width dimension
20 mm
Muffler construction type
Open
Short-circuit protection
yes
Valve function
Open
Display type
4-character alphanumeric Back-lit LCD
Operating pressure
2 bar ... 8 bar
Nominal operating pressure
6 bar
Duty cycle
100%
Residual current
0.1 mA
Overload protection
Available
CE marking (see declaration of conformity)
As per EU EMC directive
Noise level at nominal operating pressure
73 dB(A)
Max. tightening torque
0.8 Nm with internal thread 2.5 Nm with through-hole
Electrical connection
5-pin Plug
Pneumatic connection 1
QS-8
Compressed air filter material
Fabric Sintered steel
Material of pin contacts
Brass, gold-plated
Material of pneumatic fitting
Brass, nickel-plated
Mounting position
Any
Design
Modular
Switching element function
N/C contact N/O contact
Switching input to standard
IEC 61131-2
Setting options
Via display and pushbuttons
Operating pressure for max. vacuum
3.5 bar
Inductive protective circuit
Adapted to MZ, MY and ME coils
Idle current
< 70 mA
Switching output
2xPNP
Relative air humidity
5 - 85 %
Ambient temperature
0 °C ... 50 °C
Certification
RCM compliance mark c UL us - Listed (OL)
Note on materials
Contains paint-wetting impairment substances RoHS-compliant
Seals material
NBR
Material of screws
Steel
Material of jet nozzle
Wrought aluminum alloy
Manual override
Non-detenting Additionally via operating buttons
Integrated function
Shut off valve, electric Vacuum switch
Symbol
00992100
Switching function
Window comparator Threshold value comparator
Setting range hysteresis
-0.9 bar ... 0 bar
Switching status indication
Optical
DC operating voltage range
20.4 V ... 27.6 V
Insulation voltage
50 V
Contamination level
3
Temperature of medium
0 °C ... 50 °C
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
Pressure measuring range
-1 bar ... 0 bar
Type of mounting
With through-hole With accessories
Vacuum connection
QS-8
Material of plug housing
Brass, nickel-plated
Muffler material
Wrought aluminum alloy PU foam
Material of pins
Steel
Material of filter housing
PA-reinforced
Inspection window material
PA

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