TREND T_PI - Manual (Page 4)

T/PI Installation Instructions
T/PI PRT Insertion Temperature Sensor Installation Instructions TG200825 Issue 1/C 25/06/07 4
Installation (continued)
Install Duct Sensor 4
either
a Direct mount sensor on duct
a1
Drill hole in duct
Ø 7 mm
(0.28”)
a2 Drill 2 pilot holes
42.5 mm
(1.67”)
85 mm (3.35”)
a3
2 off
2 off No 6 3 /
4
” s/s
self tapping
screws
integral foam gasket
o r
b Use compression fitting
compression fitting
duct mounting flange
Separate compression fitting b1
(1) Loosen nut
(2) Unscrew fitting
drill and tap 1 /
8
” BSPT
o r
b3 (for thinner material) use
complete mounting flange
3 off
pilot
holes
either
b2 (for thicker material) use compression fitting only
>6 mm
3 off No 6 3 /
4
” s/s self tapping screws
30 mm (1.18”)
<6 mm
b4 Adjust depth of probe
(1) tap hole
(2) screw in fitting
(1) drill 3 holes
(2) screw on flange (3) mounted flange
either or