Page 983 - 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
s32
102.9 15 X4 M33x2 120.9 X4
MD=5.5Nm (2)
35 (1) 35

12 17 18 50 70 60
MD=5Nm
86.1
102.7
143.1 51.8
194.9
X4 (controller only)

With fieldbus interface With fieldbus interface
Amplifier Controller
X2
X1
X2
X1
X3
X3 120.9
102.9 X4

35 35

HYDRAULIC CONNECTION PARTS LIST
Cavity drawing according to ISO 7789–33–02–0–98 Position Article Description

M33 x 2 12 154.2700 Knurled nut
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)
25 062.0102 Cover
(1)
(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 50 160.2298 O-ring ID 29,82 x 2,62 (NBR)
sheet 2.13-1041 160.6296 O-ring ID 29,82 x 2,62 (FMK)
60 160.2219 O-ring ID 21,89 x 2,62 (NBR)
160.6216 O-ring ID 21,89 x 2,62 (FKM)
70 049.3277 Backup ring rd 22,5 x 27 x 1,4

www.wandfluh.com Illustrations are not binding Data subject to change 5/6 Edition: 20 40 2.3-553 E
Page 983