DPH - Doorphone using

Connection Doorphone -> Subscriber

Pressing button , if this button is active (switched on), is signal with single, short beep. Doorphone dials PBX subscriber or group number.After answering this call by subscriber call is established. If after finishing call subscriber hang off the hanset, to doorphone command causing its disconnection is send. Call duration time is limited to 3 minutes, after this time doorphone disconnects automatically, only signaling this disconnection with two short beeps. Subscriber hears busy signal.

When after pressing button , if subscriber doesn't answer during 3 minutes, PBX finishes calling. If during calling, the same button is pressed once more, calling is finished (during established call, this call is disconnected) – doorphone return to standby mode.

Connection Subscriber -> Doorphone

If subscriber dials doorphone number, a call between subscriber and doorphone will be established. If after call subscriber hang off the handset, doorphone disconnects and in doorphone loudspeaker a single beep will be hears. Call duration time is limited to 3 minutes, after this time doorphone disconnects automatically, only signaling this disconnection with two short beeps. Subscriber hears busy signal.

Opening gate

Subscriber can open sn electrolock during call with doorphone by pressing button "*" on phone with DTMF dialing (while pressing this button in doorhope louspeaker an appropriate signal can be hear), after releasing this button call can be continue, electrolock stay open during time programmed in doorphone. It is also possible to program in phone memory combination ["doorphone number" pause *], this combination opens electrolock without establishing call.
Additionally it is possible to using opening door button (POD) or movement sensor.