oPErAtIon
Parker Hannifin icountACM202024
g
26
Alarm facility and limit levels
ALArM LEVELS
The icountACM202024 has the facility to trigger an alarm if the sample tested exceeds preset limits.
NOTE: Limit levels are set at 99 (maximum) at the factory.
Step
1
Press
for two seconds.
2
Press
to select
Y
, then press
–
MODE
to confirm.
3
Enter the 4µm code level you do not wish to exceed, then press
–
MODE
to confirm. Repeat this for the 6µm and 14µm code
levels.
4
Once the three levels are set, the display shows:
5
If any of the preset alarm levels are triggered during a manual or
automatic test, an output signal is sent and the alarm sounds
(manual test only) and ‘
Alarm
’ flashes on the display. Any external
device connected is also activated.
If an alarm is sounding after a test then:
Press and hold
and use
to silence the alarm.
Press and hold
and use
to ‘snooze’ the alarm for five
minutes.
LIMIt SwItCH oUtPUt wIrInG
NOTE: The user is responsible for selecting the appropriately rated cable for the externally
controlled device.
The limit switch output (see socket wiring diagram) can
be wired as either
normally open
(
N/O
) or
normally
closed
(
N/C
) using the supplied limit output plug.
This switches an external device if an alarm level is
exceeded.
Contact Rating = 5A @ 220V AC or DC
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AUDIBLE ALArM EnABLE/DISABLE
NOTE: The audible alarm defaults to ON when the icountACM202024 is turned off.
Step
1
Press and hold
for two seconds.
2
Select ‘
Y
’ or ‘
N
’ to enable or disable the audible alarm, then press
–
MODE
to confirm.
Summary of Contents for icountACM202024
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