User's Manual

Installation, Operation and Service Manual 90DIB500R41IM_FCC02 – 99.1 123
DIB-500 R4.1 Setup and commissioning
Connecting external alarm sensors (LSA+)
5.11 Connecting external alarm sensors (LSA+)
The DIB-500 R4.1 features two alarm inputs that are connected via the "Alarm in" LSA+
strip on the E1 connection board. The assignment of the alarm inputs is controlled
project-specifically.
Figure 5.24 Alarm inputs (LSA+)
Proceed as follows to connect external alarm sensors:
Preparation:
✓ The connecting cables provided must comply with the "Site requirements" docu-
ment.
Carry out the following steps:
➔ Connect the corresponding wires of the external alarm sensors to the terminals on
the LSA+ strip, refer to Figure 5.24 on page 123.
✓ You have successfully connected external alarm sensors.
5.12 Connecting external alarms – optional, with V
AC
or
alerting expansion
If the DIB-500 R4.1 is equipped with a V
AC
or alarm system expansion, it features six
digital alarm inputs and six digital alarm outputs that are connected with the alarm input/
output module, see Figure 5.25 on page 124.
The alarm inputs/outputs can be configured as required. The alarm inputs/outputs to be
used can be defined through connection to the corresponding terminals. The alarms are
signalled with the corresponding severity via the alarm outputs.
The tasks listed in the following table must be performed for the connection of external
alarms.
2 1
Table 5.14 Overview of the tasks to be performed (connecting external alarms)
Tasks/work steps Described in
Removing the top cover of the equipment rack Section 5.12.1 on
page 124
Connecting external alarms Section 5.12.2 on
page 126
Mounting the top cover of the mounting frame Section 5.12.3 on
page 128