Rockwell Automation 840E Solid-State Level Sensors - Manual (Page 6)

Installation
4
3 Installation
3. 1 Dimensions
3.1.1 1/2 in. NPT and 3/4 NPT Process Connection [mm (in.)]
Figure 3.1: NPT Dimensions
22.7
(0.89)
68.5
(2.70)
63.9
(2.52)
47.9
(1.89)
M12 1/2 in. NPT
OR
3/4 in. NPT
1/2 in. NPT
OR
3/4 in. NPT
161
(6.34)
1/2 in. NPT
VALVE
40
(1.57)
Ш40
(Ш1.57)
51.5
(2.03)
36
(1.42)
63.9
(2.52)
47.9
(1.89)