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DC voltages diagnostic LEDs meanings described in Table 2.
Table 2
.
LED “V” LED “H”
Voltage at
DC IN(V)
Voltage at
DC IN(H)
DC to /
from V lines
switch
DC to /
from H lines
switch
Voltage
in V line
Voltage
in H line
Warnings
and notes
blank
Yellow
0 V
15…20 V
OFF
OFF
0 V
0 V
Normal operation.
Multiswitch powered from
DC IN(H) port.
blank
Green
0 V
0 V
OFF
ON
0 V
15…20 V Normal operation.
Multiswitch powered from
H line.
blank
Blinking
Yellow
/
Green
0 V
0 V
1. 15…20 V
2. 15…20 V
OFF
OFF
ON
OFF
0 V
0 V
15…20 V
15…20 V
Normal operation.
Multiswitch powered from
DC IN(H) port and power
pass from DC IN(H) to
H lines
Normal operation.
Multiswitch powered from
DC IN(H) port. Voltage
in H line from another
system power point.
blank
Red
0 V
0 V
1. < 14 V
2. 0 V
OFF
OFF
OFF
ON
0 V
0 V
0 V
< 14 V
Low voltage at DC
IN(H)
.
Multiswitch powered from
DC IN(H) port.
Attention! increased
current consumption
.
Low voltage in H line
.
Multiswitch powered
from H line. Voltage in H
line from another system
power point.
Attention! increased
current consumption
.
Yellow
blank
15…20 V
0 V
OFF
OFF
0 V
0 V
Normal operation.
Multiswitch powered from
DC IN(V) port.
Green
blank
0 V
0 V
ON
OFF
15…20 V 0 V
Normal operation.
Multiswitch powered from
V line.
Blinking
Yellow
/
Green
blank
1. 15…20 V
2. 15…20 V
0 V
0 V
ON
OFF
OFF
OFF
15…20 V
15…20 V
0 V
0 V
Normal operation.
Multiswitch powered from
DC IN(V) port and power
pass from DC IN(V) to V
lines.
Normal operation.
Multiswitch powered from
DC IN(V) port. Voltage
in V line from another
system power point
Red
blank
1. < 14 V
2. 0 V
0 V
0 V
OFF
ON
OFF
OFF
0 V
< 14 V
0 V
0 V
Low voltage at DC
IN(V)
.
Multiswitch powered from
DC IN(V) port.
Attention! increased
current consumption
Low voltage in V line
.
Multiswitch powered
from V line. Voltage in V
line from another system
power point.
Attention! increased
current consumption
.
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