Transaction - G2 protocols

Position

Description

Signalling

Transaction is ok

Locking device engages

Locking device engages

2x short

Locking device disengages

Locking device disengages

1x short

Flip-flop mode (engages)

Locking device engages

1x short, 1x long

Flip-flop mode (disengages)

Locking device disengages

1x long, 1x short

Process cannot be executed

Locking device is deactivated

1x short

Locking device is in freeze mode

1x short

Identification medium is invalid

1x short

G2 products use a warning signal to indicate to the user that his identification medium is not authorised.