Trane Digital Display Zone Sensor Brochure

Digital Display Zone Sensor
Figure 1: Digital Display Zone Sensor
The digital display zone sensor has the functionality of the full-featured Trane DDC zone sensor with a liquid crystal display (LCD). The zone sensor is compatible with Trane VAV and VariTrac controllers. The display can be toggled in the field from zone temperature to zone setpoint and can be viewed in either Fahrenheit or Celsius. A communications jack is provided for Trane portable edit terminal devices. Additionally, the On/ Cancel buttons allow the system to run in the occupied mode during nighttime operation. The ability to override to maximum and minimum airflow or position for field balancing is included in the sensor. Please visit contact a local Trane representative for more information.
Table 1: Sensor Specifications
Thermistor Resistance Rating 10k OHM at 77°F (25°C)
Accuracy at 77°F (25°C) 0.4°F (0.2°C)
Setpoint Resistance Rating 500 Ohms at 70°F (21.2°C)
Display Zone Temperature Range 40 to 99°F (10 to 35°C)
Display Setpoint Range 50 to 90°F (10 to 32°C)
Operating Temperature 0 to 120°F (-18 to 49°C)
Storage Temperature -20 to 130°F (-29 to 54°C)
Humidity Range 5 to 95% non-condensing
Power Supply 24 VAC
Maximum VA load 4 VA
Housing Material Rigid Vinyl
Dimensions 4.5” x 2.8” x 1.1”
trane.com
®
or
Features
LCD Readout of Zone Temperature
or Setpoint
Selectable °F or °C Display
Communication Jack
Occupied Mode Override
Maximum and Minimum Override
(114 mm x 71 mm x 28 mm)
©2002 American Standard, Inc. All rights reserved
VAV-SLB007-EN
Placement of the Sensor
Choose a mounting location on an interior wall near the return air grille, about five feet above the floor level, where air circulates freely and is of average temperature for the zone.
Figure 2: Dimensional Data
AVOID areas such as:
Behind doors
On outside walls or walls facing
uncontrolled areas
In direct sunlight, or sources of radiant
heat that could effect temperature measurement
In line with discharge air from unit being
controlled
2.8
(71 mm)
˚F ˚C
MAX
SETPOINT
OVERRIDE
UNNOC
4.5
ON
CANCEL
(114 mm)
Table 2: Wiring Terminations at Sensor
TB1-1 24 VAC Power Supply
TB1-2 24 V Ground
TB2-1 Zone Temperature
TB2-2 Zone Sensor Ground
TB2-3 Zone Setpoint
TB3-1 Communication +
TB3-2 Communication -
3.3
(84 mm)
2.1”
(53 mm)
Trane An American Standard Company www.trane.com
For more information contact your local district office or e-mail us at comfort @trane.com
1.1”
(28 mm)
Literature Order Number VAV-SLB007-EN
File Number SB-TD-VAV-000-SLB007-EN-0602
Supersedes New
Stocking Location La Crosse
Trane has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice.
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