TREND T-PI User Manual
PRT Insertion Temperature Sensor
Important: Retain these instructions
UNPACKING
Installation
Dimensions
1
T/PI-L 400 mm (15.75”)
T/PI-S 150 mm (5.91”)
Installation Instructions
T/PI
T/PI Installation
Instructions TG200825
57 mm (2.24”)
6 mm (0.24”)
Pockets for use as immersion sensor
Brass (POC/B/6)
Stainless Steel (POC/SS/6)
106 mm (4.17”)
(0.37”)
9.5 mm
150 mm (5.91”)
Mounting flange for use as duct sensor Universal Fitting Kit for immersion sensor
ACC/DF/6
6 mm
compression
fitting
(1.97”)
50 mm
3 x 4 mm diam. holes
on a 30 mm (1.18”) PCD
T/PI PRT Insertion Temperature Sensor Installation Instructions TG200825 Issue 1/C 25/06/07
2 mm hexagonal socket
grub screw (each side)
17 mm (0.67”)
½” BSPT
use in existing pockets
hexagonal
socket grub
screw
brass bush
85 mm (3.35”)
27 mm (1.06”)
spring
105 mm (4.13”)
clip
1
T/PI Installation Instructions
Installation (continued)
Requirements
2
Measurement range
a
/40 -10 °C (14 °F)
/110 -10 °C (14 °F)
/-40 -40 °C (-40 °F)
0 %RH 95 %RH
H O
2
Protection : IP67 (NEMA6)
Immersion
b
c
Immersion
+40 °C
(104 °F)
+110 °C
(230 °F)
+50 °C
(122 °F)
-40 °C
(-40 °F)
-40 °C
(-40 °F)
Ensure no stratification
(e.g. downstream of
mixing valves, junctions)
to
to
+50 °C
(+122 °F)
+110 °C
(+230 °F)
d
Immersion
Immersion
e
Cl
2
Note that POC/SS/6 or POC/B/6 are NOT
suitable for use in chlorine rich environments
Duct
f
Duct
g
Ensure no
stratification (e.g.
downstream of
mixing dampers,
heating coils,
cooling coils)
otherwise use
averaging sensor.
d
(minimum distance from junctions =10xd).
2
T/PI PRT Insertion Temperature Sensor Installation Instructions TG200825 Issue 1/C 25/06/07
-40 °C
(-40 °F)
-40 °C
(-40 °F)
+50 °C
to
(+122 °F)
+110 °C
to
(+230 °F)
Installation Instructions T/PI
Installation (continued)
Install Immersion Sensor
3
Install Pocket
a
Drill hole for boss
a1
(if installing new pocket)
Fix threaded boss
a2
½” BSPT
threaded boss
*Screw pocket into boss
a3
use M27 Spanner
apply sealent to
boss thread
b Install Sensor into Pocket
tighten screws
use 2 mm hexagonal socket key
c Install Sensor into Pocket
Push adaptor onto probe
c1
clip
*Mount in pocket
c3
if pocket has clip retaining groove, push
clip over pocket
spring
brass brush
clip engages
in groove
probe is forced
against end of
pocket
If using compatible pocket
If using Universal Fixing Kit
Adjust probe length
c2
pocket
length
if pocket has grub screw, discard spring and clip
tighten screw
over bush
tighten
use 2 mm
hexagonal socket key
*If used for chilled water ensure pocket is sealed around probe or fill pocket with thermally
conducting oil to avoid the build up of condensation in bottom of pocket.
T/PI PRT Insertion Temperature Sensor Installation Instructions TG200825 Issue 1/C 25/06/07
3
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