Connections; Power Supply - ABB Uvisor SF910i User Manual

2 Hardware
2.2 Display and Terminations Boards
Figure 2.5: Terminal Board of SF910i
2.2.1

Connections

The minimal set of connections that are required to use the SF910i are:
– 24V
– Relay contacts
In more complete applications, the user can connect the 4-20mA analog output (and
configure the SF910i to output an internal variable as, for instance, the flame quality)
and the communication network (one MODBUS).
2.2.2

Power Supply

SF910i works at 24V
non-replaceable fuse.
8VZZ005286 B
power
DC
. It has inrush current limiting circuits and an internal
DC
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