Viconics VTR8300 Line Voltage User Interface Guide Uživatelský manuál Strana 18

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VTR8300 Series
18
User Interface Guide
Viconics Technologies Inc. I Small Building Systems I 9245 Langelier Blvd. Saint-Leonard, Quebec, Canada, H1P 3K9 I +1 514 321 5660 I www.viconics.com
028-6045-01 April 2014
© 2014 Viconics Technologies. All rights reserved.
PARAMETER DETAILS (CONT'D)
Configuration parameters
default value
Significance and adjustments
Pipe no.
Default is: 2.0 Pipes
System type installation: Number of pipes. Defines the type of system
installed.
Seq. operation
Default is: Heat
Selects the initial sequence of operation required by the installation type
and the application.
2 Pipes 4 Pipes
Cool
Cooling only Cooling only
Heat
Heating only Heating only
Ht-Cl
Cooling with electric reheat Heating / Cooling
Ht-Rht
Heating with electric reheat ---
Reheat
Electric reheat only ---
For 2 Pipe output applications, the system access is limited if RUI 1 is
configured for local changeover COS, COC/NC or COC/NC. The current
water temperature detected by the RUI 1 then limits the system mode
available for the local configuration or network write.
For sequence “electric reheat”, set PulsedHt to "On" to enable pulsed
electric reheat applications with SC3400E & SC3404E.
Purge sample
Default is: 2 hrs
Time interval between valve samples. Will open valve for a short period
(adjusted by “Purge open” parameter to sample pipe temperature (to
decide between heating or cooling mode).
Adjustable for 0 to 4 hrs.
(0 = disable this function).
Purge open
Default is: 2 min
Time the valve will open to sample pipe temperature (to decide between
heating or cooling mode).
Adjustable for 1 to 3 min.
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