Emerson Dixell IEV22D, Руководство пользователя, Страница: 53 / 60

1592026260 IEV22-24D GB r.1.0 21.02.2019 IEV 53/60
14. Installation
The devices should not be installed in areas where there are the following situations :
•
use the controller only within the operating limits, avoiding sudden temperature changes with
high atmospheric humidity (to prevent formation of condenses)
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High mechanical stress (vibration and / or impact)
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Gas sulfuric and ammonia fumes, saline mist that can cause corrosion and / or oxidation
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Presence of flammable gases and explosives
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Presence of dust
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Presence of devices that generate magnetic interference
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Place the device in cabinets where it is ensured :
o
adequate distance between the device and other electrical high power
components or power cables
o
there must be sufficient cooling air
Always obey the laws and regulations in force in the country where the device is installed.
Always protect the device so that it is always accessible and only by authorized personnel.
In the event of malfunctions, to repair the device always consult your distributor.
14.1 General rules
During installation respect the following warnings to prevent malfunctions of the device:
•
Before connecting the instrument, make sure the power supply complies with
declared on the label affixed to the side of the instrument and in this document
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Set the programming of the configuration parameters before connecting the valve; the
connection of a valve with features not compatible with the model set in the device can
result in a failure of the device or to the valve
•
Before beginning any maintenance operation, disconnect all electrical connections
of the instrument
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Do not disconnect or connect a valve to the IEV driver when it is connected to the
power supply; the connection or disconnection of the valve must always be done when
the IEV driver is not connected to power supply (IEV driver can be damaged).
•
The maximum distance between a driver valve IEV and the valve must not be more
than 10 meters; shielded cables must be used in section greater than or equal to 0,325
mm² (AWG 22)
•
Separate the power supply of the device from that of other electrical components
•
When possible, don’t connect the secondary coil of the transformer to the ground