ABB Uvisor SF910i, User Manual

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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
DC
power
– 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
DC
. It has inrush current limiting circuits and an internal
non-replaceable fuse.
8VZZ005286 B 34
2 Hardware
2.2 Display and Terminations Boards