Samson 3767 Mounting And Operating Instructions page 24

Mounting on control valves
Table 5: Mounting kits
NAMUR mounting kit,
see Fig. 7 for parts.
Attachment to Fisher and Masoneilan linear actuators
(one of each mounting kits is required per actuator)
Additional range spring acc. to
Table 6
Accessories
Pressure gauge mounting block
Pressure gauge kit
Filter check valve, replaces vent plug and increases the degree of protection to IP 65
Filter check valve in housing with G ¼ thread
Assortment of spare parts including gaskets and diaphragms
Table 6: Mounting position
Travel [mm]
1)
Pin at marking
1)
Distance between pin and lever ful-
crum
With lever
Pin (27a) at position
Required range spring (see Table 5)
Calculate intermediate values
1)
24
Control valve
Valve with cast yoke
20 to 25
20 to 25
Rod
25 to 30
diameter
[mm] of rod-
25 to 30
type yoke
30 to 35
30 to 35
Range spring 1 (9.5 coils, installed as standard)
Range spring 2 (4.5 coils)
7.5 15
1 2
N1 (125 mm long)
A
2
Travel [mm]
7.5 to 60
22.5 to 120
G ¼
¼ NPT
Stainless steel/brass
Stainless steel/stainless steel
Polyamide, IP 65 degree of protection
1.4301, IP 65 degree of protection
Polyamide, NEMA 4 degree of protection
1.4301, NEMA 4 degree of protection
15 30 30
1 2 1
42 to 84 mm
A B
1 1
With lever Order no.
N1 (125 mm) 1400-6787
N2 (212 mm) 1400-6789
N1 1400-6436
N2 1400-6437
N1 1400-6438
N2 1400-6439
N1 1400-6440
N2 1400-6441
1400-6771
1400-6787
1400-6442
1400-6443
Order no.
1400-7458
1400-7459
1400-6950
1400-6951
1790-7408
1790-7253
1790-9645
1790-9646
1400-9895
60 30 60 60
2 1 2 1
84 to 168 mm
N2 (212 mm long)
A
1
EB 8355-2 EN
and
120
2
B
1