Page 961 - Softbound_Edition_19_en

Proportional pressure relief valve
Proportional pressure relief valve

DIMENSIONS
With analog interface, 12 pole connector With analog interface, 7 pole connector
Amplifier and controller Amplifier and controller
25,30 20,21 40 X2

X2
X1 X1
s30 118.4
100.4 X4 M22x1.5 X4

15 (2)
35 MD=5.5Nm (1) 35

12 17 18 50 70 60
MD=5Nm
78.4
95
135 38.5
174
X4 (controller only)
With fieldbus interface With fieldbus interface
Amplifier Controller
X2
X1
X2
X1
X3
X3 118.4 X4
100.4

35 35

HYDRAULIC CONNECTION PARTS LIST
Cavity drawing according to ISO 7789–22–02–0–98 Position Article Description
12 154.2700 Knurled nut
M22x1.5
15 253.8000 Manual override HB4,5
17 160.2187 O-ring ID 18,72 x 2,62 (NBR)
18 160.2170 O-ring ID 17,17 x 1,78 (NBR)
(2)
20 223.1317 Dummy plug M16 x 1,5
21 160.6131 O-ring ID 13,00 x 1,5 (FKM)
(1)
25 062.0102 Cover
(1) 30 072.0021 Gasket 33,2 x 59,9 x 2
40 208.0100 Socket head screw M4 x 10
Note! For detailed cavity drawing and cavity tools see data 50 160.2188 O-ring ID 18,77 x 1,78 (NBR)
sheet 2.13-1003 160.6188 O-ring ID 18,77 x 1,78 (FKM)
60 160.2140 O-ring ID 14,00 x 1,78 (NBR)
160.6141 O-ring ID 14,00 x 1,78 (FKM)
70 049.3177 Back-up ring rd 14,6 x 17,5 x 1,4

www.wandfluh.com Illustrations are not binding Data subject to change 5/6 Edition: 20 40 2.3-537 E
Page 961