1.2 Name of meter adapter parts
Figure 1.2 LED indicators
1.2.1 Description of LED indicators
POWER Power display LED (red) it is on when the unit is power-on
M-BUS M-BUS signal communication
display LED (yellow)
flashing when M-BUS signal is
transmitted
RUN working status display (green)
485TX RS485 signal output(yellow)
485RX RS485 signal output(yellow)
STAT status indicator (green)
it is on when initialization and flashing
during normal operation
flashing when this unit has signal
transmitted from RS485 interface
flashing when there is signal
transmitted from RS485 interface to
the unit
it is on when completing factory reset
/without H-NET access
RESET reset button
Figure 1.3 Terminal marking diagram
HCCS-H247R4C1E
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