K-Patents PR-23 - Manual (Page 155)

11 Safe-Drive™ 147
11.3.3 Safe-Drive™ Retractor
The Safe-Drive™ Retractor consists of Inner casing and Outer casing. The Inner casing
is attached to the sensor flange with bayonet mounting. The Outer casing is attached
to the isolation valve body with bayonet mounting. When the hand-wheel is turned,
the Inner casing moves inside the Outer casing along the screw thread.
Locking latch
Inner casing
Bayonet mounting
Screw thread
Spill port
Bayonet mounting
Locking latch
Outer casing
Carrying handle
Hand-wheel
Figure 11.2 The Safe-Drive™ Retractor
11.4 Mounting
A standard Safe-Drive™ system delivery contains a Safe-Drive™ Sensor (PR-23-SD)
with a Indicating transmitter DTR, a Safe-Drive™ Isolation valve to be welded onto cus-
tomer’s pipe and a Safe-Drive™ Retractor for sensor insertion and removal. A welding
guide sticker is also provided for accurate cutting and welding.
By special order the Safe-Drive™ Isolation valve can also be welded to a suitable length
of pipe at the K-Patents factory to be part of the piping on site.
1000-1500 (3-5ft)
600-1000 [2-3ft]
700
Floor, work platform
Figure 11.3 Selecting the mounting location