ARI Armaturen STEVI AS 350 DN15-50 EN - Manual (Page 6)

Page 2-6 Rev. 0040322000 3413
Operating and installation instructions
Y-pattern processing valve - STEVI
®
AS 350
Air supply pressure
(Function: Spring closes on air failure (NC), on flow-to-open)
Air supply pressure diagram
(Function: Spring opens on air failure (NO), on flow-to-open)
4.5 Marking
DN 15 20 25 32 40 50
Actuator ATG 50 ATG 50
ATG
50
ATG 80 ATG 80
ATG
125E
ATG
80
ATG
125E
ATG
80
ATG
125E
Operating pressure max. (bar) 6 10 16 6 10 16 6 6 10 16 6 10 16 6 10 16 4 6 10
Kvs-value (m 3 /h) 6,2 9,6 19,7 20,7 24,8 25,8 36,1 38,2 54,3 58,5
Travel (mm) 15 15 15 20 20 25 20 25 20 25
Air supply pressure min. (bar) 2,9 4,5 6,8 2,9 4,5 6,8 5,7 2 3,1 4,8 2,8 4,3 2,8 4,3 2,8 4,5 5 2,8 4,3
Fig. 7: Actuator ATG50 Fig. 8: Actuator ATG80
Fig. 9
Address of manufacturer: refer to item 11.0 Warranty / Guarantee
According to the Pressure Equipment Directive article 3, paragraph 3 (sound engineering
practice) these products need not carry a CE mark.
O
p
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at
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(
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Air supply pressure min. (bar)
Op
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ting pr
essur
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(b
ar)
Air supply pressure min. (bar)
Manufacturer
Type
Valve data
lowest medium temperature
highest medium temperature
max. operating pressure max.
Actuator data
lowest ambient temperature
highest ambient temperature
min. air supply pressure
max. air supply pressure
Month of manufacture
Function of actuator
Year of manufacture