RTS SIP-ISDN, Hardware & Software Manual, Page: 45 / 102

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– Fixed High (5V) : The TTL Pin is fixed to +5V.
– PC Controlled : Special function for projects.
– Connection State : Via this function you can signal the connection state of a line.
Please select the desired connection state under Connection State . The following
options are available:
– Disconnect
– Call Out
– Call In
– Connect
– Call Setup
Under Line you can select for which line you want to signal the connection state. In
addition to line 1 and line 2 you can monitor the connection status of both lines if you
select all . As soon as one of the two lines meets the criteria, the signal is triggered at
the TTL Pin.
– Information Base Entry : Special function for projects.
– System Alarm Pending : This function signals a pending system alarm (siehe
ABSCHNITT 5.7.1).
– Remote TTL Input : If this function is selected, you can signal the TTL status of the
selected Remote TTL input Pin ( 1 , 2 , 3 ) of the remote system. In this way. remote
systems can be controlled remotely or information about the hardware status can be
transmitted. On the remote side the function
Input
→
- (not used) must be program-
med for the corresponding TTL Pin to enable remote control. If a TTL Pin of the re-
mote side is configured as output, the status of the Pin is transmitted.
– Remote PC Controlled : Special function for projects.
Relay
The following description is valid for both configuration windows Relay 1 (Pin 6+7)
and Relay 2 (Pin 8+15) .
ATTENTION Please consider that the maximum switching current is 200 mA and the maximum
switching voltage is 48V per relay output.
!