2N 9135110E, Installation Manual

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Installation manual 2N® Analog Vario
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(1 to 9; if none of the stored numbers is answered, the whole cycle is repeated starting with the
first number again) for each button separately.
You can program Automatic Multiple Number Dialling for selected buttons only, retaining the
others in the default mode, the selection of one of three automatic dialling modes is common.
Automatic Multiple Number Dialling without Confirmation
This mode can be used in common cases to enable the visitor to get through even if the called
line is busy or the called subscriber is absent. Hence, the second memory of the button may
include the secretary's number, the third memory the porter's lodge number, etc.
This mode recognises the ringing tone and if the tone ends before the predefined count of
rings, 2N
®
Analog Vario regards this as a successful connection, this solution is not fully reliable
because detection may be hindered by noise, etc. No message is played back in this mode.