1592001440 XC645CX GB r3.4 31.10.2017.docx XC645CX 5/54
1. BEFORE PROCEEDING
1.1 Check the sw rel. of the XC645CX
1. Look at the SW rel. of XC64D printed on the label of the controller.
2. If the SW release is 3.4, proceed with this manual otherwise contact Dixell to get the
right manual.
2. GENERAL WARNING
2.1 Please read before using this manual
• This manual is part of the product and should be kept near the instrument for easy and quick
reference.
• The instrument shall not be used for purposes different from those described hereunder. It
cannot be used as a safety device.
• Check the application limits before proceeding.
• Dixell Srl reserves the right to change the composition of its products, even without notice,
ensuring the same and unchanged functionality.
2.2
Safety Precautions
• Check the supply voltage is correct before connecting the instrument.
• Do not expose to water or moisture: use the controller only within the operating limits avoiding
sudden temperature changes with high atmospheric humidity to prevent formation of
condensation
• Warning: disconnect all electrical connections before any kind of maintenance.
• The instrument must not be opened.
• In case of failure or faulty operation send the instrument back to the distributor or to “Dixell
S.r.l.” (See address) with a detailed description of the fault.
• Consider the maximum current which can be applied to each relay (see Technical Data).
• Ensure that the wires for probes, loads and the power supply are separated and far enough
from each other, without crossing or intertwining.
• Fit the probe where it is not accessible by the end user.
• In case of applications in industrial environments, the use of mains filters (our mod. FT1) in
parallel with inductive loads could be useful.
3. General description
The XC645CX is designed to manage both compressors and fans in a condensing system such
as a pack.
The compressors can be digital scroll, simple, multistage.
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