Installation, Operating & Maintenance Instructions
Series 650 DN 100-250 (I.D. 4“ - 10”), RS485
VAT Vakuumventile AG, CH-9469 Haag, Switzerland
Tel ++41 81 771 61 61 Fax ++41 81 771 48 30 Email
www.vatvalve.com
271149EA
2007-06-12
4/77
1
Use of product
This product is a throttling pendulum valve with isolation functionality. It is intended to use for downstream pressure
control applications.
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
Control and actuating unit
Power input
1)
(
α
)
+24 VDC (±10%) @ 0.5 V pk-pk
max.
[connector: POWER]
[650 . . - . . G . - . . . . / 650 . . - . . T . - . . . . / 650 .
. - . . V . - . . . . ]
[650 . . - . . H . - . . . . / 650 . . - . . U . - . . . . / 650 .
. - . . W . - . . . . ]
50 W max. (operation of valve with max. load) without PFO
4)
50 W plus 10 W for PFO
4)
Sensor power supply
2)
(
β
)
[650 . . - . . V . - . . . . / 650 . . - . . W . - . . . . ]
Input
Output
+24 VDC / 1500 mA max.
±15 VDC (±5%) / 1000 mA max.
[connector: POWER]
[connector: SENSOR]
Sensor power supply
2)
(
β
)
[650 . . - . . T . - . . . . / 650 . . - . . U . - . . . . ]
Input
Output
+ 24 VDC resp. ± 15 VDC
same as input but:
2.0 A max. at ± 15 VDC
1.5 A max. at + 24 VDC
[connector: POWER]
[connector: SENSOR]
Calculation of complete power consumption:
P
tot
=
α
+
β
whereas
β
depends on sensor supply concept and sensor power consumption.
