Instruction manual, SPT and MPT 31x series transponders

SPT and MPT 31x series
Aluminium transponders
The pressure housing comprises of the cylinder body (housing),
the transducer head and the bottom end cap. The transducer head
includes the transducer, the top end cap and the transducer cage.
The transducer head and the bottom end cap are both sealed into
the housing, using two O-rings, and is held in position by the
two semi-circular halves of an clamping ring. Two socked-head
stainless steel screws are used to fasten together the two halves
of each clamping ring.
Securing
screws
Electronics
Clamp protector
Clamp ring
Securing
screws
(Cd4139a)
Figure 24 Example of a basic aluminium transponder pressure
housing assembly
72 160820/O