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Table 40. Wireless zone sensor selection for use with Tracer® ® UC400 controller
Sensor
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.
N N O O T T I I C C E E
C C o o m m p p o o n n e e n n t t F F a a i i l l u u r r e e ! !
R R e e s s i i s s t t a a n n c c e e i i n n e e x x c c e e s s s s o o f f 3 3 o o h h m m s s p p e e r r c c o o n n d d u u c c t t o o r r
c c o o u u l l d d r r e e s s u u l l t t i i n n c c o o m m p p o o n n e e n n t t f f a a i i l l u u r r e e d d u u e e t t o o
i i n n s s u u f f f f i i c c i i e e n n t t A A C C v v o o l l t t a a g g e e s s u u p p p p l l y y . .
D D o o n n o o t t e e x x c c e e e e d d t t h h r r e e e e ( ( 3 3 ) ) o o h h m m s s p p e e r r c c o o n n d d u u c c t t o o r r f f o o r r
t t h h e e l l e e n n g g t t h h o o f f t t h h e e r r u u n n . .
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 41. 24V AC conductors
Distance from unit to
control
000-460 ft
461-732 ft
733-1000 ft
WSHP-SVX01Y-EN
Part Number
X13790955040
X13790956010
X13790973030
Recommended wire size
18 gauge
16 gauge
14 gauge
Trane Air-Fi® WCS-SD (display)
•
Tracer® UC400 Compatible
•
Easy-to-use interface for clear and simple monitoring and control
Trane Air-Fi® WCS-SB (base)
•
Tracer® UC400 Compatible
•
Simplicity
•
Eliminates local temperature control when higher control level is
required.
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.
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 54. Low-voltage connection (GEH/V 0.5 to 5
ton equipment)
Deluxe Controls Wall Mounted Thermostat
1TB1
1
24 VAC
2
FAN
3
REVERSING VALVE (COOL)
4
COMPRESSOR & VAR SPD PUMP SOLENOID
5
6
24 VAC COMMON & VAR SPD PUMP SOLENOID
7
ELECTRIC HEAT
8
9
24 VAC COMPRESSOR DISABLE INPUT
10
24 VAC COMPRESSOR DISABLE INPUT
11
12
13
14
15
ALARM CONTACT OUTPUT
16
ALARM CONTACT OUTPUT
17
18
I I n n s s t t a a l l l l a a t t i i o o n n
Description
Deluxe Controls with Reheat
1TB1
1
24 VAC
2
FAN
3
REVERSING VALVE (COOL)
4
COMPRESSOR
5
6
24 VAC COMMON & VAR SPD PUMP SOLENOID
7
8
9
24 VAC COMPRESSOR DISABLE INPUT
10
24 VAC COMPRESSOR DISABLE INPUT
11
HUMIDISTAT
12
VAR SPD PUMP SOLENOID
13
14
15
ALARM CONTACT OUTPUT
16
17
ALARM CONTACT OUTPUT
18
53
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