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Festo VTOE-8-D7-T3-M22C-08-F-P-P-M
Basic function: dosing , Ready-to-install dosing solution saves time and costs , Compact 9 mm grid dimension , Suitable for sensitive and aggressive liquids , Ideally suited to non-contact dispensing…
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Description
Basic function: dosing , Ready-to-install dosing solution saves time and costs , Compact 9 mm grid dimension , Suitable for sensitive and aggressive liquids , Ideally suited to non-contact dispensing of liquid media , Maximum dosing precision down to the microlitre range , Small internal volume makes it easy to rinse , 1- or 8-channel dispense head , Typical coefficient variation (CV): < 1% at 10 to 1000 μl
Specification
| Valve Function |
2/2-way, closed, monostable |
|---|---|
| Operating Pressure |
7.25 psi |
| Internal Volume |
113 µl valve with fluid connections |
| Nominal Size |
0.8 mm |
| Nominal Width Of Dosing Needle |
0.32 mm |
| Length Of Dosing Needle |
30 mm |
| Grid Dimension |
9 mm |
| Sealing Principle |
Soft |
| Mounting Position |
optional |
| Type Of Reset |
Mechanical spring |
| Type Of Piloting |
Direct |
| Water Flow Rate At Max. Operating Pressure |
370 µl/s |
| Min. Dosing Volume |
1 µl |
| Note On Dosing Volume |
Depends on configuration, environment and application |
| Typical Dosing Precision |
<1% CV für Volumina >5 µl, <2.5% CV for volumes between 1-5 µl |
| Note On Dosing Precision |
Depends on configuration, environment and application |
| Max. Switching Frequency |
4 Hz |
| Note On Switching Frequency |
Dependent on the ambient temperature and installation state |
| Switching Time On |
7 ms |
| Note On Switching Time On |
Depends on configuration, environment and application |
| Switching Time Off |
2 ms |
| Note On Switching Time Off |
Depends on configuration, environment and application |
| Duty Cycle |
50% (max. switch-on time 1 s) |
| Electrical Power Consumption |
1.8 W |
| Information On Power Consumption |
Specification per valve |
| Nominal Operating Voltage Dc |
24 V |
| Permissible Voltage Fluctuations |
+/- 10 % |
| Medium |
Liquid media |
| Note On The Medium |
Observe resistance of materials that come into contact with the media |
| Instructions On Use |
See application note (available on the Support Portal at festo.com) |
| Vibration Resistance |
Transport application test with severity level 2 to FN 942017-4 and EN 60068-2-6 |
| Shock Resistance |
Shock test with severity level 2 to FN 942017-5 and EN 60068-2-27 |
| Corrosion Resistance Class Crc |
0 – No corrosion stress |
| Labs (Pwis) Conformity |
VDMA24364-B2-L |
| Storage Temperature |
-20, 70 °C |
| Media Temperature |
5, 50 °C |
| Degree Of Protection |
IP30 |
| Note On Degree Of Protection |
In assembled state |
| Ambient Temperature |
5, 40 °C |
| Product Weight |
220 g |
| Electrical Connection |
9-pin, Plugs, Sub-D |
| Type Of Mounting |
Via through-hole for M3 screw, Via female thread and centring sleeve |
| Fluid Connection |
8x UNF1/4-28 |
| Note On Fluid Connection |
Fitting enclosed for tubing with 3 mm outside diameter |
| Material Of Dosing Needle |
High-alloy stainless steel |
| Material Number Of Dosing Needle |
1.4301 |
| Note On Materials |
RoHS-compliant |
| Material In Contact With The Medium |
High-alloy stainless steel |
| Type Of Actuation |
Electric |
| Nominal Altitude Of Use |
<= 2000 m NHN |
| Relative Air Humidity |
0 – 95%, Non-condensing |
| Pollution Degree |
2 |
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