INTRON-D Functions Switchboard Function - Industronic

Description
The switchboard function enables control stations to connect intercom stations which don’t have a
connection provided in the intercom connection diagram.
The maximum number of concurrent connections is limited to 4 (= 4 channels).
The control station must be equipped with a numerical keypad. A direct dial key for each station requiring
a connection as well as a “channel select” key and a “channel delete” key for each channel must be
programmed.
The intercom stations must have a direct dial key to the control station and a “talk-back key”.
Example
Step 1
Station A requires a connection to station B. The user informs the control station operator accordingly.
Step 2
The connection is established as follows:
Control station:
• Press the “channel select” key
• Enter station A‘s number via the numerical
keypad
• Press the talk key *
• Enter station B’s number via numeric keypad
• Press the talk key *
• Press the “channel select” key
• “Channel select” key LED on (visual signal)
Step 3
Intercom station:
• “Talk-back key” LED on station A is flashing
• Communication between stations A and B via “talk-back key”
• Visual status signals: LED at active station on, LED at passive station is flashing
Termination:
• Station A or B informs control station operator that connection is no longer needed
• Control station operator terminates the connection by pressing the “channel delete” key
Doc. No. FDA-330-001-457 • Rev. 3 • EN • 13.12.2010
© INDUSTRONIC 2 / 3
Subject to technical modifications