A
C
B
R1
82
80
55
0.2
D
Withdrawal distance
Type
Weight
(PT3)
110
115
155
120
0.3
R12
Sensor Chamber
Sensor
chamber size
(PT2)
1⁄2"
135
3⁄4"
1"
140
11⁄2"
185
2"
Example: 1 off Spirax Sarco R1 remote test point.