DIB-500 R4.1
Product description
Components of the DIB-500 R4.1
36
Installation and Operation Manual 90DIB500IM02 – 5.2
Upon delivery, the connections have already been wired ex works.
3.2.3.3
Alarm input/output module (optional with V
DC
voltage supply)
The alarm input/output module is a hardware component that provides the alarm con-
tacts for the digital alarm inputs/outputs. The alarm input/output module also features
alarm contacts for connecting external hardware components.
The hardware component is installed in a mounting frame that is supplied with voltage
via the connection panel.
Figure 3.10 shows the alarm input/output module. The following table describes these
indicators in detail.
Figure 3.10 Alarm input/output module
Table 3.10 Legend: rear view of system controller
No.
Constituent
Description
1
Ethernet interface
Ethernet interface to the first TIB of the equip-
ment rack (TIB A, LAN 1).
2
Serial interface
not used for the time being
3
Supply voltage connection
Supply voltage connection of the system control-
ler
Table 3.11 Legend: alarm input/output module
No.
Constituent
1
Digital external alarm inputs
2
Digital external alarm outputs
1
2