48
BAS-SVX080B-EN
Figure 41.
Settings screen
Unit Settings
Unit Settings are the basic parameters for unit operation and provide the default values for
setpoints and unit operating modes. These settings are unit-dependent and are not shown in this
manual.
Service Settings
Service Settings provides access to low level parameters required for all unit functionality. This
information is unit dependent, and is not shown in this document.
Supply Fan VFD Bypass
Supply Fan VFD Bypass (if configured) allows fan operation when the VFD is not available
(Supply Fan Bypass mode operation is available whether a VFD is functional or not). This is
accomplished by interacting with the S
Su
up
pp
plly
y F
Fa
an
n B
By
yp
pa
assss M
Mo
od
de
e E
En
na
ab
blle
ed
d button on the TD7
Display located under S
Se
ettttiin
ng
gss –– U
Un
niitt S
Se
ettttiin
ng
gss –– S
Se
errv
viicce
e S
Se
ettttiin
ng
gss screen. Refer to
. Whenever this bypass option is installed, the unit will include all of the necessary
components and wiring to bypass the VFD assembly(s) and allow the supply fan(s) to operate in
full airflow modes. Supply fan airflow proving/un-proving is important to insure the inertia of the
fan has reduced enough to avoid potential fan direction reversal due to component miss-wiring.
Please see the Intellipak™ IOM for details concerning airflow proving.
Содержание TCONT 800 Series
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