7
External setting device for BW 31
No.
Designation
11
Star grip knob
12
Temperature scale
13
Forked adjustment piece
External setting device for BW 31A
No.
Designation
13
Forked adjustment piece
14
Adjustment stem
15
Locknut
16
Twin nipple
Equipment with an external setting device
is fitted with a square nut instead of an
adjustment nut.
End connections
The equipment is available with the following end
connections:
Butt-weld ends
Butt-weld ends via transition pieces
Socket-weld ends
Flanges
Screwed sockets
Name plate
The following items are indicated on the name
plate:
Type designation
Nominal size
Nominal pressure
Differential pressure
Temperature
Flow arrow
The name plate is pointed on one side.
This serves as an additional indication of
the flow direction.
In addition, you will find the following indications on
the body or cover:
Material specification
Factory set closing temperature
Application of European Directives
Pressure Equipment Directive
The equipment conforms to this directive (see
"Manufacturer's Declaration" section) and can be
used for the following media:
BW 31
Fluids of group 2
BW 31A
Fluids of group 1
Fluids of group 2
