Telemeq safety wiring confusion

[UKB]

can anyone explain to me why, in this wiring diagram the solenoid connection is not shown? Is it just up to the electrician to decide on his own locking and unlocking logic?
http://postimg.org/image/wvc40keh1/

thanks,

 

[tragically1969]

can anyone explain to me why, in this wiring diagram the solenoid connection is not shown? Is it just up to the electrician to decide on his own locking and unlocking logic?
http://postimg.org/image/wvc40keh1/

thanks,

The solenoid is controlled by energising the coil (E1, E2), (1) just shows the location of the solenoid.