Pfeiffer Vacuum EVI 105 PI Instruction Sheet

Instruction Sheet
Incl. Manufacturer's Declaration
Angle Valve (Insert Valve)
electropneumatically operated, bellows sealed
EVI 105 PI
BP 805 058 BE (0208)
Product Identification
In all communications with Pfeiffer Vacuum, please specify
the information on the product nameplate. For convenient
reference copy that information into the space provided
below.
Pfeiffer Vacuum, D-35614 Asslar
Typ:
No:
F-No:
Validity
This document applies to products with part number
PFH17241.
The part number (No.) can be taken from the product name-
plate.
We reserve the right to make technical changes without prior
notice.
All dimensions in mm.
Intended Use
The angle valve is universally used in vacuum systems.
Functional Principle
The EVI 105 PI is opened electropneumatically and closed by
a prestressed pressure spring.
Compressed air inlet
Control valve
(closes, or remains closed,
on power loss)
Power conection
Compressed air outlet
Pressure spring for
closing the valve
It closes automatically in the event of a power or compressed
air failure.
Safety
Symbols Used
DANGER
Information on preventing any kind of physical injury.
WARNING
Information on preventing extensive equipment and
environmental damage.
Caution
Information on correct handling or use. Disregard can lead
to malfunctions or minor equipment damage.
Personnel Qualifications
Skilled personnel
All work described in this document may only be carried out
by persons who have suitable technical training and the
necessary experience or who have been instructed by the
end-user of the product.
General Safety Instructions
· Adhere to the applicable regulations and take the neces-
sary precautions for the process media used.
Consider possible reactions between the materials
(® "Technical Data") and the process media.
· Adhere to the applicable regulations and take the neces-
sary precautions for all work you are going to do and con-
sider the safety instructions in this document.
· Before beginning to work, find out whether any vacuum
components are contaminated. Adhere to the relevant re-
gulations and take the necessary precautions when hand-
ling contaminated parts.
Communicate the safety instructions to all other users.
Liability and Warranty
Pfeiffer Vacuum assumes no liability and the warranty
becomes null and void if the end-user or third parties
· disregard the information in this document
· use the product in a non-conforming manner
· make any kind of interventions (modifications, alterations
etc.) on the product
· use the product with accessories not listed in the corres-
ponding product documentation.
The end-user assumes the responsibility in conjunction with
the process media used.
Pneumatic
actuator
Technical Data
Nominal diameter 5 mm
Fixing devices 3 claw grips
Nominal voltage
24 VDC ±10%
Nominal power
1 W
Duty cycle 100%
(i.e. continuous duty possible)
Compressed air
Connection instant push-in fitting, ø4 mm
Pressure range 4 ... 8 bar overpressure
3
Volume 0.24 cm
Protection class IP 65 according to DIN 40 050
Conductance for air
1)
Molecular flow 0.4 l/s
1)
Laminar flow 4 l/s
Mounting orientation any
Switching frequency
max. 150 / min
Cycles to first main-
tenance » 1,500,000
-9
Tightness 1×10 mbar l/s
-8
Pressure range 1×10 mbar ... 3 bar (absolute)
Resistance to pressure 4 bar (absolute)
Pressure difference D p
In closing direction 3 bar
In opening direction 3 bar
Opens against Dp 3 bar
Closing time 35 ms
Opening time 35 ms
Temperatures
4)
Ambiance 5 °C ... 40 °C
Bakeout 150 °C (actuator 80 °C, pilot
valve de-energized)
Materials
Bellows stainless steel 1.4301
Actuator anodized aluminum
Seals FPM
Weight 0.1 kg
1)
Depending on customer's connection.
2)
With pressure difference Dp = 0 bar.
3)
Under clean operating conditions.
4)
–15 °C, if the ambiance is free of condensable gases.
Dimensions [mm]
ø4
300 32
0.18 mm
2
(AWG 24)
Recommended flow direction
Compressed air inlet
Compressed air outlet with silencer
Electrical connection
Protective lid
2)
3)
(compressed air:
4 bar overpressure)
p = 0 bar,
(D
compressed air:
4 bar overpressure)