Viconics VTR8300 Line Voltage User Interface Guide - Manual (Page 13)

VTR8300 Series 13 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
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Configuration parameters
default value Significance and adjustments
Fan cont. heat
Default is: On
Fan control in heating mode.
(On): the controller in all cases will always control the fan (terminals Low-
Med—Hi Fan Speed). Valid in any fan sequences and all the available fan
modes.
(Off Auto): the controller in all cases will disable the fan (any terminals Low-
Med—Hi Fan Speed). ONLY when the local fan mode is set to Auto. Valid
in all fan sequences with auto mode.
(Off All): the controller in all cases will disable the fan (any terminals Low-
Med—Hi Fan Speed). When the local fan mode is set to ANY mode. Valid
in all fan sequences and all local fan modes.
Standby mode
Default value: Abs Choose which standby setpoints are used for control.
(Abs): “Absolute” Standby entered values are used for standby mode.
(Offset): “Offset” Occupied setpoints +/- “Standby diff.” is used for standby
mode.
Standby diff.
Default value: 2 °C ( 3 °F ) When “Standby mode” is “Relative”, standby setpoints are calculated as:
“Standby cool” = “Cool setpoint” + “Standby diff.”
“Standby heat” = “Heat setpoint” - “Standby diff.”
Adjustable from 0.5 a 2.5 °C ( 1 to 5 °F )
PARAMETER DETAILS (CONT'D)