540011 Festo Vacuum Generators

Product Details

• Integrated function
  Ejector pulse valve, electric Vacuum switch
• Switching function
  Window comparator Threshold value comparator
• Switching input to standard
  IEC 61131-2
• Setting range hysteresis
  -0.9 bar ... 0 bar
• Max. vacuum
  93 %
• Duty cycle
  100%
• Switching output
  2xNPN
• Operating medium
  Compressed air as per ISO 8573-1:2010 [7:4:4]
• Corrosion resistance class (CRC)
  2 - Moderate corrosion stress
• Degree of protection
  IP65
• Certification
  RCM compliance mark c UL us - Listed (OL)
• Pressure measuring range
  -1 bar ... 0 bar
• Material of keypad
  TPE-U
• KC characters
  KC EMC
• Muffler construction type
  Open
• Ejector characteristics
  High vacuum Standard
• Short-circuit protection
  yes
• Valve function
  Open
• Setting range threshold value
  -0.999 bar ... 0 bar
• Operating pressure for max. vacuum
  3.6 bar
Max. suction rate with respect to atmosphere
50.5 l/min
Insulation voltage
50 V
Residual current
0.1 mA
Surge resistance
0.8 kV
CE marking (see declaration of conformity)
As per EU EMC directive
Temperature of medium
0 °C ... 50 °C
Protection class
III
Product weight
380 g
Input switching logic
NPN (negative switching)
Pneumatic connection 1
QS-8
Note on materials
Contains paint-wetting impairment substances RoHS-compliant
Female nozzle material
POM
Width dimension
20 mm
Design
Modular
Measured variable
Relative pressure
Display type
4-character alphanumeric Back-lit LCD
Setting options
Via display and pushbuttons
Switching status indication
Optical
Air supply time at nominal operating pressure
0.2 s
Idle current
< 70 mA
Coil characteristics
24 V DC: low-current phase 0.3 W, high-current phase 2.55 W
Overload protection
Available
Inspection window material
PA
Material of pins
Steel
Type code
OVEM
Manual override
Non-detenting Additionally via operating buttons
Switching element function
N/C contact N/O contact
Measuring principle
Piezoresistive
Display range
-0.999 bar ... 0 bar
Operating pressure
2 bar ... 8 bar
DC operating voltage range
20.4 V ... 27.6 V
Inductive protective circuit
Adapted to MZ, MY and ME coils
Contamination level
3
Noise level at nominal operating pressure
77 dB(A)
Ambient temperature
0 °C ... 50 °C
Accuracy in ± % FS
3 %FS
Electrical connection
5-pin Plug
Pneumatic connection 3
Pneumatic muffler integrated
Seals material
NBR
Compressed air filter material
Fabric Sintered steel
Housing material
Die-cast aluminum PA-reinforced
Muffler material
Wrought aluminum alloy PU foam
Material of plug housing
Brass, nickel-plated
Material of pneumatic fitting
Brass, nickel-plated
Nominal width of Laval nozzle
1.4 mm
Mounting position
Any
Grade of filtration
40 µm
Symbol
00992102
Reverse polarity protection
for all electrical connections
Displayable unit(s)
bar
Switching position indication
LCD
Nominal operating pressure
6 bar
Max. output current
100 mA
Voltage drop
≤ 1.5 V
Information on operating and pilot media
Operation with oil lubrication not possible
Relative air humidity
5 - 85 %
Max. tightening torque
0.8 Nm with internal thread 2.5 Nm with through-hole
Reproducibility, switching value FS
0.6 %
Type of mounting
With through-hole With accessories
Vacuum connection
QS-8
Material of filter housing
PA-reinforced
Material of adjusting screw
Steel
Material of screws
Steel
Material of pin contacts
Brass, gold-plated

Related documents 540011 Specs