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14 WSHP-PRC001-EN
Features and Benefits
Controls
Controls by Trane
Whether involved in a retrofit or new construction application, Trane has the control design to fit your system requirement.
Our control options provide a broad range of packages from the most cost efficient 24 volt standalone to a complete build-
ing automation solution, Trane is the right choice in comfort gratification. The following chart provides a brief overview in
the different control combinations.
HGR = Hot Gas Reheat
WSE = Waterside Economizer
BEH = Boilerless Electric Heat
Graphic Description Application ICS Protocol Where to find
Basic 24V
Compressor lock-
out relay, low and
high pressure
switches.
Retrofit market where sin-
gle and multiple unit
replacement occurs.
New building design where
field provided controls are
specified.
No Non Applicable Page 15
Deluxe 24V
24 volt micropro-
cessor designed to
provide control of
the entire unit, as
well as multiple
relay offerings to
maximize system
performance. Can
connect to a 24V
thermostat.
Retrofit market where sin-
gle and multiple unit
replacement occurs.
Multi-unit installation
where units may be daisy-
chained directly to the
Trane Tracer
TM
Loop Con-
troller.
No Non Applicable Page 16
Tracer ZN510
TM
Direct Digital Con-
trol board designed
to provide control
of the entire unit as
well as outputs for
unit status and fault
detection.
Retrofit market where over-
all system upgrade is speci-
fied.
Multi-unit (100+) installa-
tion where units are linked
by a common twisted pair
of wire for a communica-
tion link.
Yes
SCC LonTalk
®
open protocol
(Comm5)
Page 18
Tracer ZN524
TM
Used in
single circuited
WSHPs with HGR,
WSE, or BEH.
Direct Digital Con-
trol board designed
to provide control
of the entire unit as
well as outputs for
unit status and fault
detection.
Retrofit market where over-
all system upgrade is speci-
fied.
Multi-unit (100+) installa-
tion where units are linked
by a common twisted pair
of wire for a communica-
tion link.
Yes SCC LonTalk
open protocol
(Comm5)
Page 18
Tracer
TM
Loop
Controller
Microproces-
sor-based control-
ler that coordinates
the water side
(boiler, pumps,
cooling tower, etc.)
of a water-source
heat pump system.
Wherever the Tracer ZN510
controls or 24 volt elec-
tro-mechanical
controls are specified for
complete control of the
water loop and pumps.
Yes LonTalk
compatible
(Comm5)
WSHP-MG-3
Tracer Summit®
Microprocessor
based controller
that coordinates full
building automa-
tion from HVAC to
lighting.
Where any controller is
specified.
Yes BACnet
(Comm 2,3,4,5)
EMTW-SVN01B-EN
EMTW-SVP01B-EN
EMTW-SVU01B-EN