GF PA 21, Инструкция по эксплуатации

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Technical specifications Instruction manual
36
6 Technical specifications
For reference, please see the Planning Fundamentals which are available for download at
http://www.gfps.com
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Fundamentals Industry
Data Kv value
Control medium Compressed air
Compressed air class as defined in
ISO8573-1 2 or 3 at -10 °C,
3 or 4 at T > 0 °C
Max. permitted control pressure 7 bar
Max. permitted control pressure
for FC/FO 4.5 bar
Actuator connection Rp1/8''
Control time 1 – 2 s, with throttle valve up to 5 s
Actuating angle 90°
Effect Fail-safe to close (FC)
Fail-safe to open (FO)
Double acting (DA)
Position indicator optical
Housing material Glass fiber reinforced polypropylene (PP-GF)
Ambient conditions
Permitted ambient temperature –10 to +50 °C
Permitted air humidity 0 – 100 %
Control volume DN FC/FO DA
PA11 10 0.15 dm
3
Open
0.18 dm 3
Closed
0.15 dm
3
15
20
25
PA21 32 0.28 dm 3 Open
0.35 dm 3
Closed
0.28 dm
3
40
50