Installation and Maintenance Manual

General Information
10 UV-SVN02C-EN
Unit Ventilator Controls
Options
Field-Installed Controls (Option). The unit comes
equipped with a fan speed switch, damper blade (only),
and an optional low temperature detection.
Customer Supplied Terminal Interface (CSTI)
(Option).
Units containing the end device control design
will incorporate a pre-wired, selected control components
to a terminal strip for wiring a field-provided controller and
temperature sensor.
Note: For controller operation malfunction of any non-
Trane, field installed controls, consult the literature
or technical support of the controls manufacturer.
Tracer ZN520 Control Package (Option). The Tracer
ZN520 electronic digital controller is a factory installed,
tested and commissioned LonTalk
®
certified design. It
may be used in a stand-alone control scheme, or as part of
a building automation system. The controller is pre-wired
to Trane selected control components best suited for room
comfort. For more information on the Tracer ZN520 unit
controller operation and service issues, refer to
CNT-SVX04A-EN (Installation, Operation, and
Programming Guide: Tracer ZN520 Unit Controller), or the
most recent version.
Tracer UC400 Control Package (Option). The Tracer
UC400 electronic digital controller is a factory installed,
tested and commissioned BACnet
®
certified design. The
Tracer UC400 operates as a single zone VAV controller and
ramps fan speed based on space load. It may be used in a
stand-alone control scheme, or as part of a building
automation system. The controller is mounted, pre-wired,
and pre-programmed to selected control components
best suited for room comfort. For more information on the
Tracer UC400 unit controller operation and service issues,
refer to BAS-SVX48B-EN (Installation, Operation, and
Table 4. Technical data for isolation water valves
Power Supply 24V - 50/60 Hz
Power Consumption 5W
Max. Fluid Temp. 200°F / 94°C
Min. Fluid Temp. 34°F / 1°C
Max. Operating Pressure 300 psi
Max. Close-off Pressure 1/2 in.= 30 psi
3/4 = 20 psi
1 = 15 psi
Figure 1. Tracer ZN520 unit controller
UV-SVN02_-EN.book Page 10 Thursday, January 24, 2013 4:48 PM