14
5.2. Connecting the VX-3000DS to SX-2000 System
5.2.1 When using a redundant power system*
In this connection example, 2 power supply units are used. Even if one of the 2 units fails or its power supply
line is broken, power is still supplied from the other unit, preventing the system from going down.
supply and backup power supply separately to each power input to prevent the system from going down when
a cable is broken or power fails.
SX-2100AI
SX-2100AO or SX-2000AO
(The figure below shows the SX-2100AO.)
Cable: AWG 18 – AWG 14
VX-3000DS
VX-3000DS
4P removable terminal plug
(supplied with the SX-2000SM, SX-2100AI, SX-2000AO
SX-2100AO, SX-2000CI, and SX-2000CO)
SX-2000SM
SX-2000CI
SX-2000CO
(DC power input terminal)
Power line BPower line B
Power line APower line A
(DC power input terminal)
230 V AC
220 V AC
50/60 Hz
230 V AC
220 V AC
50/60 Hz
+
–
+
–
TEMPERATURE
SENSOR
24V(16-25V)
POWER OUT
MAX 0.3A
IN
OUT
DS LINK
TEMPERATURE
SENSOR
24V(16-25V)
POWER OUT
MAX 0.3A
IN
OUT
DS LINK
+
-
+
-
Note
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