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USER GUIDE HLS 21 V2.0 (28.06.2012) 1 (1) Wiring terminals, trimmers, coding Stages Wiring Coding by using jumpers S1 Valve jam prevention Valve jam prevention on Valve jam prevention off S2 Proportional band (Xp) 2 °C 1 °C S3 Centre of user set point area The user set point area centre (factory setting 21 °C) can be changed by turning the potentiometer to the desired position and then removing and replacing the jumper. Things to be taken into account during commissioning 1. 2. while changing trimmer positions or other settings, the setting values are shown on the HLS 21-N display (a display can be connected also temporarily for the commissioning procedure) if the cooling is prevented but the cooling is still needed, the green indicator light flashes every 30 seconds NOTE: Block the air flow coming through the cable protection tubes. Produal Oy Keltakalliontie 18, 48770 Kotka FINLAND Tel: +358-5-230 9200 / Fax: +358-5-230 9210 Information is subject to change without prior notice. [email protected] www.produal.com
