Mains Supply Connection; Alarm] Alarm Output - Ecolab EcoAdd Series Operating Instructions Manual

Mounting and installation
6.4.2

Mains supply connection

The mains cable is pre-assembled at the factory. Should the mains cable need to be
replaced due to local conditions, it is essential that all the descriptions and instructions
given below are observed.
CAUTION!
– Work on the mains connection may only be carried out by skilled
personnel who are duly trained and authorised.
– The electrical connection should be performed in line with the latest
valid CE regulations within the jurisdiction of the EU.
– In addition, observe the appropriate national regulations and local utility
company regulations.
– The mains voltage value must match the value specified on the type
plate.
6.4.3

[Alarm] Alarm output

If an alarm or an empty signal is present on the pump, the alarm relay is activated and the
contact between pins 2 + 3 is closed.
This function can be inverted, see
The following points should be observed during connection:
– Voltage-free contact (relay)
– max. external voltage: 230 V, AC/DC, at max. 3 A
– Reserve signal: Contact closed / opened approx. 500 ms
417102276 Rev. 5-02.2020
L1 = mains phase (live conductor)
Colour: Brown
N = neutral conductor
Colour: Blue
Ä Chapter 7.10.9 'Alarm relay' on page 106.
1 = NC (make contact)
2 = common
3 = NO (break contact)
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