Auerswald COMpact 4000 Operation Manual page 424

Functions
Relays (Actuators)
Relay Operating Modes
Music on hold
The relay is assigned to music on hold.
The PBX switches on the relay when a call is to be transferred or in the case of a query call,
when a communication partner waiting in the background is to hear music on hold.
The PBX switches off the relay after the defined switching duration.
Possible use:
• Playback of music on hold during a transfer or a query.
PC relay
The relay is assigned to a subscriber.
The PBX switches on the relay as soon as the assigned subscriber is being called.
Alternatively, switching can be triggered manually by telephone.
The PBX switches off the relay after the defined switching duration.
Possible use:
• Switching a PC
Second ringer
The relay is assigned to a subscriber, a group or a door call.
The PBX switches on the relay as soon as the assigned subscriber or group is being called, or
at the start of a door call.
The PBX switches off the relay at the end of the call.
Possible use:
• Switching a second ringer
Configuration dependent
The relay is assigned to one or more configuration/s (day, night, etc.).
The PBX switches on the relay as soon as an assigned configuration is switched on.
The PBX switches off the relay as soon as a configuration to which it is not assigned is switched
on.
Alternatively, switching on/off can be triggered manually by telephone.
Slave relay
The relay is assigned to another relay (master).
The PBX switches the relay together with the assigned relay.
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COMpact 4000 - Firmware V6.6A - Installation, Operation and Configuration V03 03/2016