Omron CJ - 09-2009 Operation Manual page 227

Programmable controllers
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Power Supply Units
Power ON
Display
Alarm
output
OFF
Operation at Power OFF
Replacement
notification display
Display
Alarm
output
Display
Alarm
output
Operation When TEST
Switch Is Pressed
TEST switch
Alarm output
Initial display
Display start
(approx. 1.1 s)
1 s max.
0.2 s max.
When the power is turned OFF, the display will turn OFF after the PC opera-
tion stops. The alarm output will turn OFF after the display turns OFF.
Power
PLC operation
interruption
stopped
ON
If replacement is already required, the display will turn OFF after the PC oper-
ation stops. When the display turns OFF, the alarm output will turn ON
momentarily and then turn OFF again.
Power
PLC operation
interruption
stopped
Alarm display
OFF
Note The values shown are reference values (calculated for a no-load status on the
Power Supply Unit's output).
The following operation will be performed when the TEST switch on the
replacement notification function module is pressed. When the switch is
pressed for less than 3 seconds, the unit version will be displayed 3 times at
0.5-second intervals. When the switch is pressed for at least 3 seconds, the
alarm output will momentarily turn OFF, and the alarm display A02 will be
shown. The operation will return to the normal display and output when the
switch is released. Use the TEST switch to check the connection between the
replacement notification output and devices.
1. Operation when TEST switch is pressed for less than 3 seconds.
ON
0.5 s
0.5 s
0.5 s
2. Operation when TEST switch is pressed for less than 3 seconds.
Alarm
Alarm output OFF
display
ON
5 s max.
Notification display
OFF
Approx. 70 ms
(See note.)
100 VAC: Approx. 2 s
200 VAC: Approx. 7 s
(See note.)
Notification display OFF
+ alarm output ON
ON
Approx. 70 ms
(See note.)
100 VAC: Approx. 2 s
200 VAC: Approx. 7 s
(See note.)
0.5 s
0.5 s
0.5 s
ON
Section 3-4
OFF
Alarm output
OFF
OFF
Alarm output
OFF
OFF
179

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