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Trane Tracer UC400 Uc

Trane Tracer UC400
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26 VAV-SVX07B-EN
Controller Operation
This section describes how to verify and interpret the UC400 controller LEDs and safely operate the
controller. LEDs are used to provide controller serviceability. The UC400 controller has the
following LEDs located on the front (refer to the illustration and Tab le 5 below):
Marquee LED
Communication status LEDs and IMC status LEDs
Service button LED
Three (3) binary output relay and six (6) TRIAC status LEDs
For details about wiring communication links, refer to the Tracer SC Unit Controller Wiring
Guide (BAS-SVN03).
Table 5. LED Activities and Troubleshooting Tips
LED Name Activities
Indication and Troubleshooting
Tips
Notes
Marquee LED
Shows solid green when the unit is
powered and no alarm exists.
Indicates normal operation.
When powering the UC400 and
expansion module, the Marquee LED will
blink RED, blink GREEN (indicating
activated and controller/expansion
module are communicating), and then
stay GREEN CONTINUOSLY (indicating
normal power operation).
Shows blinking green during a device
reset or firmware download.
Indicates normal operation.
Shows solid red when the unit is
powered, but represents low power or a
malfunction.
If low power; could be under voltage or
the microprocessor has malfunction.
If malfunction; un-power and then re-
power unit to bring the unit back up to
normal operation.
Shows blinking red when an alarm or
fault exists.
An alarm or fault condition will occur if
the value for a given point is invalid or
outside the configured limits for the
point. Alarm and fault conditions vary,
and they can be configured by the
programmer.
LED not lit.
Indicates power is OFF or there is a
malfunction.
OFF or malfunction; cycle the power.

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Trane Tracer UC400 Specifications

General IconGeneral
MountingDIN Rail
Operating Temperature-40°F to 158°F (-40°C to 70°C)
Enclosure RatingIP20
Controller TypeProgrammable
Communication ProtocolBACnet MS/TP
Power Supply24 VAC
Power Consumption10 VA
Humidity Range5% to 90% RH non-condensing
Supply Voltage24 VAC/VDC

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