WSHP-SVX014F-EN
35
Table 27. Wireless zone sensor selection for use with Tracer®® UC400 controller
Sensor Part Number
Description
X13790955040 Trane Air-Fi® WCS-SD (display)
• Tracer® UC400 Compatible
• Easy-to-use interface for clear and simple monitoring and control
X13790956010 Trane Air-Fi® WCS-SB (base)
• Tracer® UC400 Compatible
• Simplicity
• Eliminates local temperature control when higher control level is
required.
X13790973030
Wireless communications sensor accessory—2% relative humidity (RH)
sensor module (WCS-SH)
The optional RH sensor module plugs in to any WCS model, further
simplifying installation by eliminating the needed for additional wiring.
Controls Using 24 Vac
Before installing any wire, refer to the electrical access
locations in the Unit Dimensions and Weights sections
of this manual.
Ensure that the AC control wiring between the controls
and the unit termination point does not exceed 3
Ohms/conductor for the length of the run.
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Check all loads and conductors for grounds, shorts,
and mis-wiring. Use copper conductors unless
otherwise specified. Do not run the AC low-voltage
wiring in the same conduit with the high voltage power
wiring.
Table 28. 24V AC conductors
Distance from unit to
control
Recommended wire size
000-460 ft
18 gauge
461-732 ft
16 gauge
733-1000 ft
14 gauge
Low-voltage connection diagrams for deluxe 24 V
control packages mounted on 0.5-6 ton equipment
sizes are shown in the figure below.
Figure 24. Low-voltage connection (DXH/V 2 to 6
tons equipment) (EXH/V 0.5 to 6 ton equipment)
Deluxe Controls with Reheat
1TB1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
24 VAC
FAN
REVERSING VALVE (COOL)
COMPRESSOR
24 VAC COMMON & VAR SPD PUMP SOLENOID
24 VAC COMPRESSOR DISABLE INPUT
24 VAC COMPRESSOR DISABLE INPUT
HUMIDISTAT
VAR SPD PUMP SOLENOID
ALARM CONTACT OUTPUT
ALARM CONTACT OUTPUT
Deluxe Controls Wall Mounted Thermostat
1TB1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
24 VAC
FAN
REVERSING VALVE (COOL)
COMPRESSOR & VAR SPD PUMP SOLENOID
24 VAC COMMON & VAR SPD PUMP SOLENOID
ELECTRIC HEAT
24 VAC COMPRESSOR DISABLE INPUT
24 VAC COMPRESSOR DISABLE INPUT
ALARM CONTACT OUTPUT
ALARM CONTACT OUTPUT
IInnssttaallllaattiioonn
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