Omron S8M - Page 76

58
Individual Branch Output Settings Section 4-6
Setting the Overcurrent Alarm Value A-V: (Alarm Value)
When the Key is pressed from the current tripping type (C-T) display, the
display will switch to the overcurrent alarm value setting display (A-V).
Note If the current exceeds the SV for 80 ms or 10 ms, the Alarm Output (ALM) will
be turned OFF and the seven-segment display will alternate between error
code A22 and the measured current.
The alarm output can be cleared after the current falls and remains below the
SV for more than 500 ms.
The overcurrent alarm type is set with the following A-T (alarm type) display.
The alarm type can be set in protection level 0 only.
a - V
1 2 3 4 V A kh
°C
s
$ 0
1 2 3 4 V A kh
°C
s
B 0
1 2 3 4 V A kh
°C
s
(
Return to A-V dis
p
la
y
.
)
This parameter sets the overcurrent alarm value for branch output 1.
Press the Key to display the overcurrent
alarm's set value (SV). The SV can be changed by
pressing the and Keys (see note).
The setting range is 0.5 to 4.0 A (0.1 A units) for
the S8M-CP04/CP04-R and 0.5 to 3.8 A (0.1 A
units) for the S8M-CP04-RS.
Note If the or Key is pressed for more than 2 s,
the SV will change in 1.0 A units instead of 0.1 A
units.
The S8M will automatically return to the A-V dis-
play if no key is pressed within 3 s.
Go to page 59
for the overcur-
rent alarm type
setting.
When the Key is pressed, the SV display will
flash. When the flashing stops, the new setting will
be saved and the S8M will return to A-V display.
If you want to confirm the new setting, press the
Key again from the A-V display.