Schneider Electric SR2MAN01 user manual Special function blocks, Smart relay label, Name

Sample Application

Special function blocks

Below is the list of special function blocks that the application will use:

Smart relay label	Name
Counter C1	Counts the number of vehicles in the car park (93
	maximum).
Clock function block H1	Manages car park access hours.
Timer function block T1	Lighting timer (10 minutes).
Analog function block A1, the	Compares the CO2 level measured with the allowable
authorized threshold value	threshold.
corresponds to 8.5 Volts.
Timer function block T2	Fan timer (15 minutes).

Note: To implement this solution, a smart relay with analog inputs, clock function blocks and at least 4 discrete inputs and outputs.

180 SR2MAN01 11/2007