Critical Environment Technologies AST-IS5 Manuel d'utilisateur télécharger pdf (Page 7)

7

FUNCTIONAL DESCRIPTION

OUT-1 = Measuring signal of CO

2

concentration lowest value - highest value.

OUT-2 = Measuring signal of temperature lowest value - highest value.

OUT-3 = ON / OFF signal of demand of air quality

The opening of the relay is controlled by the hysteresis of the relay.

CO

2

concentration

OUT-2 100%

Measuring

Signal

0%

lowest value highest value

* The measuring signal of CO

2

Measured temperature

OUT-2 100%

Measuring

Signal

0%

lowest value highest value

* The measuring signal of temperature

Relay (ON / OFF)

Relay

Closed

Open

* The relay output

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