Schneider Electric SR2MAN01 Latching, I = 0 0 0 0, P = + 0 0 0 1, D C T F R O M, Menu / OK, Value

LD Language Elements

Latching:

Symbol of the Latching parameter:

Activé

Non activé

This function is used to save the status of the fast counter's current values in the event of a power failure.

Illustration: configuring a counter from the front panel of the smart relay:

		6
1	K 1
	R E P E T I T I V E		5
2	I = 0 0 0 0 1	P = + 0 0 0 1 3
3	D C T : F R O M
	-	+
		Menu / OK
		4
Description:
Number	Parameter	Description
1	Cycle type	Single/Repetitive

2Duration of pulse Only if the cycle is repetitive

3Parameter lock This parameter is used to lock the counter parameters. When

the block is locked, the preset value no longer appears in the PARAMETERS menu.

4Type of counting Counter configuration: Counting to the preset value (TO) or from the preset value (FROM).

5Preset value Counter preset value.

6	Latching	Backup of state of the current counter value in the event of a
		power cut.

Current Counter	Value at any given instant resulting from successive up/down counts since the last
Value	counter reset to its initial state.

If the current value of the counter exceeds the upper limit: +32,767, it is set to -32,768.

If the current value of the counter exceeds the lower limit: -32,767, it is set to +32,768.

SR2MAN01 11/2007 123