
RTU Open 37
BACview:
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can be used to verify proper operation of compressors, heating stages, indoor fan, power
exhaust fans, economizer, and dehumidification. It is highly recommended to use
at initial
system start-up and during troubleshooting. See Appendix A: Points/Properties (page
59) for more
information.
differs from normal operation as follows:
• Outdoor air temperature limits for cooling circuits, economizer, and heating are ignored.
• Normal compressor time guards and other staging delays are ignored.
• Alarm statuses (except
and
) are ignored, but all alarms and alerts are still broadcast on
the network, if applicable.
can be turned on or off from a BACview device, Field Assistant, or the i-Vu application. Select
of
to turn on and
to turn off.
•
mode is password-protected when accessed from a BACview device.
•
allows testing of each controller output.
•
functions are on when the
is set to
and off when set to
.
• The output of the
is controlled by the percentage (0-100%) entered into the
.
• It is recommended to return every
variable to
or
after testing each function
(unless that test variable must be active to test a subsequent function, as in
).
• All outputs return to normal operation when
is set to
.
• Use
to activate and deactivate the
(BO - 1) output. Note that this output may enable
simultaneously with other
modes even with its
set to
.
• Use
to activate and deactivate the Compressor 1 (BO - 5) output. The
output will be activated and deactivated in conjunction with this output. Leave
on
if
is required.
• Use
to activate and deactivate the Compressor 2 (BO - 4) output. Always test the
Compressor 1 output first.
output must be set to
for
to
function.
• Use the
to activate and deactivate the reversing valve (BO - 7) output.
• Use the
to activate and deactivate the Humidi-MiZer™ (BO - 6) output. The Supply
Fan output will be activated and deactivated in conjunction with the Dehumidification Test output.
• Use
to activate and deactivate the Heat 1 (BO - 3) output. The Supply Fan output is activated
and deactivated in conjunction with the
output.
• Use
to activate and deactivate the Heat 2 (BO - 2) output. The Supply Fan output is activated
and deactivated in conjunction with the
output.
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