Produal HDH User Manual

This user guide is for devices with the software version 1.2.0 or newer.
MOUNTING
The device can be installed in dry surroundings (IP20) by screws on the wall surface or on the standard flush mounting
box. The recommended installation height is 150...180 cm.
The device position should be selected carefully. All the error factors that can affect to the measurements should be
eliminated as well as possible. The following list defines the typical measurement error factors.
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Wiring
NOTE: CO
outputs when using long and thin cables. It is recommended to increase the wire cross section area in long cable
situations (e.g. by using four-wire connection) to ensure reliable measurement signal.
Produal Oy Keltakalliontie 18, 48770 Kotka FINLAND
direct sun light
occupant proximity
air flow coming from windows or doors
air flow coming from ventilation nozzles
air flow coming from the flush mounting box
differential temperature caused by external wall
Device wiring and commissioning can only be carried out by qualified professionals. Always make the
wirings while the power is switched off.
measurement causes a current peak to the supply voltage. This can produce an error to the analogue
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Tel: +358 10 219 9100 / Fax: +358 5 230 9210
Information is subject to change without prior notice.
HDH / HDH-M / HDH 10K / HDH 10K-M
info@produal.fi
USER GUIDE
V1.2.0 (30.10.2019)
1 (11)
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