High vacuum performance with 2mm Laval nozzle and 36mm grid dimension. Open silencer design and optional mounting position. Integrated functions for efficient operation.
Product Modelovem-20-h-c-qo-ce-n-lk
Material Number8070096
Product ID16707
Stock on Request
Last updated: 8/29/2026
Key Features
1
High Vacuum PerformanceThe OVEM-20-H-C-QO-CE-N-LK is designed to achieve high vacuum levels, making it suitable for applications requiring precise suction control. The 2mm Laval nozzle ensures efficient airflow, while the 36mm grid dimension provides a robust structure.
2
Integrated FunctionsThis vacuum generator comes with a range of integrated functions, including an electric ejector pulse valve, flow control, electric on-off valve, filter, and air saving function. These features enhance the device's efficiency and reliability.
3
Modular DesignThe OVEM-20-H-C-QO-CE-N-LK features a modular design, allowing for easy customization and maintenance. This modularity ensures that the device can be adapted to various industrial applications, making it a versatile solution.
4
IO-Link CommunicationEquipped with IO-Link communication, this vacuum generator offers seamless integration with other devices. The Smart sensor profile and Binary data channel (BDC) enable efficient data transfer and diagnostics, simplifying commissioning and parameterization.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Nominal width of Laval nozzle
2mm
Width dimension
36mm
Muffler construction type
Open
Mounting position
Any
Ejector characteristics
High vacuum Standard
Grade of filtration
40μm
5
Reliability and DurabilityDesigned with a high level of reliability and durability in mind, the OVEM-20-H-C-QO-CE-N-LK is built to withstand various operating conditions. It features a corrosion resistance class of CRC 2 and operates within a temperature range of 0°C to 50°C, ensuring consistent performance.
Manual override
Non-detenting Additionally via operating buttons
Integrated function
Ejector pulse valve, electric Flow control Shut off valve, electric Compressed air filter Air saving function, electrical Non-return valve Pneumatic muffler open Vacuum switch
Structural design
Modular
Short-circuit protection
yes
Measured variable
Relative pressure
Measuring principle
Piezoresistive
Switching element function
N/C contact N/O contact
Switching function
Window comparator Threshold value comparator
Symbol
00992094
Valve function
Closed
Reverse polarity protection
for all electrical connections
Switching input to standard
IEC 61131-2
Display type
4-character alphanumeric Back-lit LCD
Display range
-0.999bar 0bar
Displayable unit(s)
bar
Setting range hysteresis
-0.9bar 0bar
Setting options
IO-Link® Via display and pushbuttons
Switching position indication
LCD
Switching status indication
Optical
Setting range threshold value
-0.999bar 0bar
Operating pressure
2bar 8bar
Operating pressure for max. vacuum
4bar
Max. vacuum
93%
Nominal operating pressure
6bar
Max. suction rate with respect to atmosphere
98l/min
Air supply time at nominal operating pressure
0.2s
DC operating voltage range
20.4V 27.6V
Duty cycle
100%
Insulation voltage
50V
Idle current
70mA
Max. output current
100mA
Residual current
0.1mA
Switching output
2xPNP
Voltage drop
1.8V
Coil characteristics
24 V DC: low-current phase 0.3 W, high-current phase 2.55 W
Surge resistance
0.8kV
Overload protection
Available
Contamination level
3
Certification
RCM compliance mark c UL us - Listed (OL)
KC characters
KC EMC
CE marking (see declaration of conformity)
As per EU EMC directive
UKCA marking (see declaration of conformity)
To UK instructions for EMC
Operating medium
Compressed air as per ISO 8573-1:2010 [7:4:4]
Information on operating and pilot media
Operation with oil lubrication not possible
Corrosion resistance class (CRC)
2 - Moderate corrosion stress
LABS (PWIS) conformity
VDMA24364 zone III
Temperature of medium
0°C 50°C
Relative air humidity
5 - 85 %
Noise level at nominal operating pressure
62dB(A)
Degree of protection
IP65
Protection class
III
Ambient temperature
0°C 50°C
Max. tightening torque
0.8 Nm with internal thread 2.5 Nm with through-hole
Product weight
825g
Pressure measuring range
-1bar 0bar
Accuracy in ± % FS
3%FS
Reproducibility, switching value FS
0.6%
Protocol
IO-Link®
IO-Link®, protocol version
Device V 1.1
IO-Link®, profile
Smart sensor profile
IO-Link®, function classes
Binary data channel (BDC) Process data variable (PDV) Identification Diagnostics Teach channel
IO-Link®, communication mode
COM2 (38,4 kBd)
IO-Link®, port class
A
IO-Link®, process data width OUT
1 Byte
IO-Link®, process data content OUT
1 bit (ejector pulse ON/OFF) 1 bit (vacuum ON/OFF)
IO-Link®, process data width IN
2 Byte
IO-Link®, process data content IN
14 bit PDV (pressure measurement) 2 bit BDC (pressure monitoring)
IO-Link®, minimum cycle time
3.5 ms
IO-Link®, data memory required
500byte
IO-Link®, device ID
0x00003E
Electrical connection
5-pin M12x1 Plug
Protection against tampering
Electronic interlock
Type of mounting
With through-hole With internal thread With accessories
Pneumatic connection 1
QS-10
Pneumatic connection 3
Pneumatic muffler
Vacuum connection
QS-12
Note on materials
RoHS-compliant
Seals material
HNBR NBR
Female nozzle material
POM
Compressed air filter material
Fabric PA Sintered steel
Material of filter housing
PA-reinforced
Housing material
Wrought aluminum alloy PA-reinforced
Material of adjusting screw
Steel
Muffler material
Wrought aluminum alloy POM PU foam
Material of screws
Steel
Inspection window material
PA
Material of plug housing
Brass, nickel-plated
Material of pin contacts
Brass, gold-plated
Material of pins
Steel
Material of jet nozzle
Wrought aluminum alloy
Material of keypad
TPE-U
Material of pneumatic fitting
Brass, nickel-plated
Manufacturer ID
8070096
Festo OVEM-20-H-C-QO-CE-N-LK Vacuum Generator - High Vacuum Performance | INDSLT
