Sentera Controls DXH-F, Mounting And Operating Instructions

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MIW-DXH-EN-001 - 02 / 10 / 2017 7 - 10
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5. Mount the unit outside a duct with the tube mounted inside the duct but fixed
outside it. Mind the correct mounting position and unit dimensions. See
Fig. 7
and Fig. 8 .
Fig. 7 Mounting dimensions Fig. 8 Mounting position
4x Ø 4,
5
70
66
Acceptable Not acceptable
AIR FLOW
AIR FLOW
5.1 Drill a tight-sealing hole according the correct tube section (Ø 13 mm).
5.2
Fix the flexible flange (
Fig. 9
) on the duct outer surface using the self- drilling
screws, delivered with the unit. Then install the tube inside the flexible
flange. Mind the airflow direction.
5.3 Install the tube at the desired depth in the duct using the screw in the
flexible flange.
5.4
Install and connect the cables with a “drip loop”. You can also fix the unit
outside the duct via the mounting holes and as per the drawing shown
in
Fig. 7 .
Fig. 9 Fixing flange
2x Ø
5
60
ATTENTION
Installation of the unit near high EMI‑emitting devices may lead to faulty
measurements. Use shielded wiring in areas with high EMI.
ATTENTION
Keep 15 cm (5,9’’) minimal distance between the sensor lines and the 230 VAC
power lines.
ATTENTION
Always use two separate transformers: one for the sensor and one for the
controller.
6. Close the enclosure and fix the cover.
7. Switch on the power supply.
DXH
DUCT HUMIDITY
SENSOR / SWITCH