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Power Supply Units Section 3-4
(Example: CJ1W-PD022)
AC Input Supply 100 to 240 V AC (allowable: 85 to 264 V AC). (Voltage selection is not
required.)
DC Input Supply 24 V DC.
LG Ground to a resistance of 100
Ω or less to increase noise resistance and
avoid electric shock.
GR Ground to a resistance of 100
Ω or less to avoid electric shock.
RUN Output (CJ1W-
PA205R Only)
The internal contact turns ON when the CPU Unit is operating (RUN or MON-
ITOR mode). The Power Supply Unit must be in the CPU Rack to use this out-
put.
Alarm Output (CJ1W-
PA205C Only)
The alarm output is used to notify when Power Supply Unit replacement is
required. The output is normally ON. The output turns OFF when the time
until replacement is 6 months or less.
POWER
PD022
+
−
NC
NC
NC
DC24V
INPUT
+
NC
GR
POWER indicator
Lit: 5-V output from Power Supply Unit.
DC input
Terminals
external connect
Model Allowable power supply
voltage fluctuation range
CJ1W-PD025 19.2 to 28.8 VDC (±20%)
CJ1W-PD022 21.6 to 26.4 VDC (±10%)
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