Samson 3725 - Page 17

EB 8394 EN 17
Design and principle of operation
Table4: Pipe connections for Type3277 (direct attachment)
Pipe connection Actuator size Material Connection Order no.
Piping with screw ttings
– for fail-safe action "actuator stem retracts"
– with air purging of the top diaphragm chamber
175cm²
Steel
G¼
/ G
3
/
8
1402-0930
¼NPT/
3
/
8
NPT 1402-0958
Stainless
steel
G¼
/ G
3
/
8
1402-0950
¼NPT/
3
/
8
NPT 1402-0964
240cm²
Steel
G¼
/ G
3
/
8
1402-0927
¼NPT/
3
/
8
NPT 1402-0959
Stainless
steel
G¼
/ G
3
/
8
1402-0951
¼NPT/
3
/
8
NPT 1402-0965
350cm²
Steel
G¼
/ G
3
/
8
1402-0928
¼NPT/
3
/
8
NPT 1402-0960
Stainless
steel
G¼
/ G
3
/
8
1402-0952
¼NPT/
3
/
8
NPT 1402-0966
355cm²
Steel
G¼
/ G
3
/
8
1402-0956
¼NPT/
3
/
8
NPT 1402-0961
Stainless
steel
G¼
/ G
3
/
8
1402-0953
¼NPT/
3
/
8
NPT 1402-0967
700cm²
Steel
G¼
/ G
3
/
8
1402-0929
¼NPT/
3
/
8
NPT 1402-0962
Stainless
steel
G¼
/ G
3
/
8
1402-0954
¼NPT/
3
/
8
NPT 1402-0968
750cm²
Steel
G¼
/ G
3
/
8
1402-0957
¼NPT/
3
/
8
NPT 1402-0963
Stainless
steel
G¼
/ G
3
/
8
1402-0955
¼NPT/
3
/
8
NPT 1402-0969