AP200 series
Rugged pH/Redox (ORP) sensor systems with rapid temperature response for critical processes
2 Mechanical Installation
8
IM/AP200 Rev. S
2.3 System Assembly
Fig. 2.6 System Assembly
11
9
1
8
2
4
6
3
7
5
10
Close cover
Note.
Model AP201 shown. When assembling
Models AP202 and AP203, refit the Tee piece to
the sensor holder (AP202) or the sensor guard to
the dip tube (AP203) – see Figs. 2.4 and 2.5.
Clip cables and jetwash tube
(if required) into slots in
protective cover
Route cables and jetwash tube
(if required) through cable
shroud
Locate cable shroud over
sensor holder and twist
clockwise to engage
bayonet lugs in slots
Tighten to
recommended
torque value of
125cNm
Tighten
Connect jetwash
supply tube
(if required – see
Section 2.5,
page 10) and
tighten to
recommended
torque value of
60cNm
Locate sensor
cable connector
over keyway
Insert sensor in holder
Ensure support washer
and O-ring are fitted to
electrode
Connect earth
(ground)
terminal
to rod
