Selection
Procedure
UNT-PRC001-EN6
Digit 26 — Filter
0 = None
1 = 1” Throwaway Filter
2 = 1” Throwaway Pleated Media Filter
3 = 1” Throwaway + (1) Extra
4=
1” Throwaway Pleated Media + (1)
Extra
5 = 1” Throwaway + (2) Extras
6 = 1” Throwaway Pleated Media +
(2) Extras
7 = 1” Throwaway + (3) Extras
8 = 1” Throwaway Pleated Media +
(3) Extras
Digit 27 — Main Control Valve
0 = None
A = 2-Way, 2-Position, NO (25 psig)
B = 3-Way, 2-Position, NO (30 psig)
C = 2-Way, 2-Position, NC (25 psig)
D = 3-Way, 2-Position, NC (15 psig)
E = 2-Way, 2-Position, NO (50 psig)
F = 3-Way, 2-Position, NO (50 psig)
G = 2-Way, 2-Position, NC (50 psig)
H = 3-Way, 2-Position, NC (50 psig)
J = 2-Way, Modulating, 0.7 Cv (50 psig)*
K = 3-Way, Modulating, 0.7 Cv (50 psig)*
L = 2-Way, Modulating, 1.5 Cv (50 psig)*
M= 3-Way, Modulating, 1.5 Cv (50 psig)*
N = 2-Way, Modulating, 2.5 Cv (50 psig)*
P = 3-Way, Modulating, 2.5 Cv (50 psig)*
Q = 2-Way, Modulating, 4.0 Cv (50 psig)*
R = 3-Way, Modulating, 4.0 Cv (50 psig)*
X = Field-supplied, NO
Y = Field-supplied, NC
Digit 28 — Auxiliary Control Valve
0 = None
A = 2-Way, 2-Position, NO (25 psig)
B = 3-Way, 2-Position, NC (30 psig)
C = 2-Way, 2-Position, NC (25 psig)
D = 3-Way, 2-Position, NC (15 psig)
E = 2-Way, 2-Position, NO (50 psig)
F = 3-Way, 2-Position, NO (50 psig)
G = 2-Way, 2-Position, NC (50 psig)
H = 3-Way, 2-Position, NC (50 psig)
J = 2-Way, Modulating, 0.7 Cv (50 psig)
K = 3-Way, Modulating, 0.7 Cv (50 psig)
L = 2-Way, Modulating, 1.5 Cv (50 psig)
M= 3-Way, Modulating, 1.5 Cv (50 psig)
N = 2-Way, Modulating, 2.5 Cv (50 psig)
P = 3-Way, Modulating, 2.5 Cv (50 psig)
Q = 2-Way, Modulating, 4.0 Cv (50 psig)
R = 3-Way, Modulating, 4.0 Cv (50 psig)
X = Field-supplied, NO
Y = Field-supplied, NC
Digit 29 — Piping Packages
0 = None
A = Basic Ball Valve Supply and Return
B = Basic Ball Valve Supply/Manual
Circuit Setter
C = Basic Ball Valve Supply and Return
with Auto Circuit Setter
D = Deluxe Ball Valve Supply and Return
E = Deluxe Ball Valve Supply/Manual
Circuit Setter
F = Deluxe Ball Valve Supply and Return
with Auto Circuit Setter
Digit 30 — Control Type
A = Fan Mode Switch
E = Tracer ZN.010
F = Tracer ZN.510
G = Tracer ZN.520
Digit 31 — Control Option
D = Unit Mounted Fan Mode Switch
K = Wall Mounted Fan Mode Switch
V = Unit Mounted Fan Speed Switch w/
Setpoint Dial Zone Sensor
W = Wall Mounted Fan Speed Switch w/
Setpoint Dial Zone Sensor
X = Unit Mounted Fan Speed Switch w/
Wall Mounted Setpoint Dial Zone Sensor
Y = Unit Mounted Fan Speed Switch &
Wall Mounted Setpoint Dial W/ Comm.
Z = Unit Mounted Fan Speed Switch,
On/Cancel, Setpoint Dial W/ Comm.
1 = Wall Mounted On/Cancel W/ Comm.
2 = Wall Mounted Fan Speed Switch,
Setpoint Dial, On/Cancel W/ Comm.
Digits 32, 33, 34 —Future Control
Functions
Digit 35 — Control Function #3
0 = None
1 = Occ/Unocc Control
2 = Condensate Overflow Detection
3 = Occ/Unocc & Condensate Overflow
Digit 36 — Control Function #4
0 = None
1 = Smoke Input
2 = Low Temperature Detection
3 = Smoke Input & Low Limit Sensor
Digits 37, 38 — Future Control Functions
Digit 39 —
Projection Panels and
Falsebacks
0 = None
A=
5
/
8
” Standard Recessed Panel
(Vertical Recessed Units Only)
B = 2” Projection Panel
C = 2.5” Projection Panel
D = 3” Projection Panel L = 2”Falseback
E = 3.5” Projection Panel M = 3” Falseback
F = 4” Projection Panel N = 4” Falseback
G= 4.5” Projection Panel P = 5” Falseback
H = 5” Projection Panel Q = 6” Falseback
J = 5.5” Projection Panel R = 7” Falseback
K = 6” Projection Panel T = 8” Falseback
Digit 40 — Main Autoflow GPM
A = 0.5 G = 3.0 N = 7.0
B = 0.75 H = 3.5 P = 8.0
C = 1.0 J = 4.0 Q = 9.0
D = 1.5 K = 4.5 R = 10.0
E = 2.0 L = 5.0 T = 11.0
F = 2.5 M= 6.0 U = 12.0
Digit 41 — Auxiliary Autoflow GPM
A = 0.5 F = 2.5 L = 5.0
B = 0.75 G = 3.0 M= 6.0
C = 1.0 H = 3.5 N = 7.0
D = 1.5 J = 4.0 P = 8.0
E = 2.0 K = 4.5
Digit 42 — Subbases
0 = None
A = 2” Subbase D =5” Subbase
B = 3” Subbase E = 6” Subbase
C = 4” Subbase F = 7” Subbase
Digit 43 — Recessed Flange
0 = None
A = Recessed Flange
Digit 44 — Wall Boxes
0 = None
A = Anodized Wall Box
Note: Please contact your local Trane sales representative for buildable digit combinations.
Model Number
Description
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