Ingersoll Rand ENL 5 Instruciones De Instalación Y De Servicio página 9

Switching sequence of the valve in the alarm mode
Trouble indication via a potential-free contact
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At the ENL 5 , two LEDs indicate the individual operating
states.
When applying supply voltage, the ENL 5 carries out a
self-test.
Both LEDs are lit for approximately 1 second, subsequently,
the device changes over to the state "ready-to-operate".
Ready to operate, voltage is applied.
In the event that the condensate discharge is disturbed,
an alarm mode will start which is indicated by
the flashing of the red alarm LED.
malfunction/alarm
Test of the valve function (manual drainage): press
and hold the button for approximately 2 s.
Test of the alarm function (see below): press and hold
the button for at least 1 min.
Do not use for permanent drainage.
Alarm mode:
In the event that the ENL 5 is not empty after one
minute, a trouble indication is released:
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Possible trouble sources include :
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The alarm LED flashes.
The alarm relay switches over (the signal can be picked
off potential-freely).
The valve opens every four minutes for 7.5 seconds.
When the malfunction has been eliminated, the ENL 5
will switch back automatically into the normal mode.
Mistakes during installation
Dropping below the minimum pressure
Excessive accumulation of condensate (excess load)
Blocked / obstructed outlet line
Extreme amount of dirt particles
Frozen pipe work
EN
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