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SITRANS RD300
A5E31917845
SITRANS RD300 – OPERATING INSTRUCTIONS
Page 7
Connectors Labeling
The connectors’ label, affixed to the meter, shows the location of all
connectors available with requested configuration.
WARNING: Do not connect any equipment other
than Siemens’s expansion modules, cables, or
meters to the RJ45 M-LINK connector. Otherwise
damage will occur to the equipment and the meter.
Connector Labeling for Fully Loaded RD300
Power Connections
Power connections are made to a two-terminal connector labeled
POWER. The meter will operate regardless of DC polarity connection.
The + and - symbols are only a suggested wiring convention.
Power Connections
AC or DC
POWER
Required External Fuse:
5 A max, 250 V Slow Blow
POWER
+ -