Installation, Operating & Maintenance Instructions
Series 244, DN 10 - 50 (I.D.
⅝" - 2")
Series 245, DN 16 - 50 (I.D. 1" - 2")
VAT Vakuumventile AG, CH-9469 Haag, Switzerland
Tel +41 81 771 61 61 Fax +41 81 771 48 30 [email protected] www.vatvalve.com
258343EE
2013-09-16
4/14
1
Use of product
Use product for clean and dry indoor vacuum applications under the conditions indicated in chapter «Technical data» only!
Other applications are only allowed with the written permission of VAT.
1.1 Technical data for standard valve
Leak rate
1 x 10
-9
mbar l / s
Pressure range when valve is open
1 x 10
-7
mbar to 5 bar (abs)
Conductance in high vacuum
DN 10: 3 l s-1
DN 16: 5 l s-1
DN 25: 14 l s-1
DN 40: 45 l s-1
DN 50: 80 l s-1
Differential pressure on the plate
in opening direction
2 bar
in closing direction
5 bar
Differential pressure at opening
1 bar in either direction
Admissible temperature
valve body:
aluminium / stainless steel
0°C to 120°C / 0°C to 150°C
actuator
0°C to 120°C
position indicator
0°C to 80°C
solenoid
0°C to 80°C
Cycles until first service
3 million at T
max
80°C
Position indicator contact rating
voltage
50 V AC or 50 V DC
current
0,1 A
0,1 A
power
1,0 W
1,0 W
Position indicator cable
standard 500 mm, no plug
Solenoid
voltage
see label on solenoid
Technical data for valve with specific options or for valve hard anodized according to «product data sheet».
Product data sheet on request.
