8
0.1
220
102
M10
50
4
7
17
121
22
25
32
Installation, Operation and Maintenance Manual
MAN 564 Rev. 6
June 2020
Installation
Section 2: Installation
The yoke has bored with keyways for coupling to the valve stem, the dimensions of which
are according to Biffi standard tables SCN6200*- and SCN6201*:
N. threaded holes
PCD, holes, number and size
according to ISO 5211
Flow line
Top view of the Scotch yoke mechanism
(actuator shown in closed position)
Drive sleeve
Table 1.
Dimensions (mm)
Actuator model
ød1
ød3
ød4
øM
N
P
h1
H max
W
K
X
Figure 7