Versions - Samson 4708 Mounting And Operating Instructions

Design and principle of operation

2.1 Versions

Supply pressure regulator in
standard version
Type 4708-
Aluminum filter
without filter receptacle
with plastic filter receptacle
with aluminum filter receptacle
Supply pressure regulator in stainless steel
Stainless steel filter with stainless
steel filter receptacle
with plastic filter receptacle
without filter receptacle
Connection
G ¼
¼-18 NPT
Set point range 0.5 to 6 bar (8 to 90 psi)
Without pressure gauge
with pressure gauge, completely
free of copper
with pressure gauge, housing
free of copper
Set point range 0.2 to 1.6 bar (3 to 23 psi)
Without pressure gauge
with pressure gauge, completely
free of copper
with pressure gauge, housing
free of copper
8
Supply pressure regulator with increased air
capacity
x x x x
u EB 8546-1
Supply pressure regulator with adapter plate
1 0
for positioner
1 1
Types 3730, 3766, 3767
1 2
Types 3725, 3730, 3766, 3767
Type 3725, Types 4763/4765
Supply pressure regulator with adapter plate
1 3
for pneumatic actuator
1 4
Type 3277 Actuator (240 to
1 7 700 cm²)
with Type 3730, 3766 or 3767
Positioner
2
Type 3372
5
Type 3277 Actuator with con-
nection block
0
Manual/automatic switchover
Bypass for positioner
1
Filter without pressure gauge
Type 4708-
2
Aluminum body and plastic fil-
ter receptacle
3
Aluminum body and aluminum
filter receptacle
4
Stainless steel body and plastic
filter receptacle
5
Stainless steel body and stain-
less steel filter receptacle
4 5
5 3
5 4
5 5 0
6 2 0
6 2
6 4 0
8 2
x x x 0
8 3 0
8 4 0
8 6 0
8 7 0
EB 8546 EN