Fig. 49 - Primary Unit Controller Connection Map - York eco2 050 Installation Operation & Maintenance

Packaged rooftop air conditioning units
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1
P 1
+15
+15 V DC
S pace
S S P AI 1
8
S ens or
S S N
7
S S AP AI 2
6
S pace S ens or
Adjus t
S S AN
5
T S AO AI 3
4
T hermos tat
T S C
3
2
IAQP AI 4
C O2
1
IAQN
AI 5
8
R eturn Air
T emp S ens or
AI 5 C
7
AI 6
6
Outs ide Air
T emperature S ens or
AI 6 C
5
R eturn Air
AI 7
4
Humidity
AI 7 C
3
2
AI 8
Outs ide Air
Humidity
1
AI 8 C
AI 9
8
Duct P res s ure
AI 9 C
7
AI 10
6
B ldg P res s ure
AI 10 C
5
AI 11
4
AMS #1
AI 11 C
3
2
AI 12
AMS #2
1
AI 12 C
AI 13
8
S AT
T emperature
AI 13 C
7
AI 14
6
Mixed Air
T emp
AI 14 C
5
S LT +
4
S lab T emp
F lexs ys
S LT -
3
Underfloor
2
UF H +
Humidity
1
HF H -
7 8
N
2
+
FIG. 49 – PRIMARY UNIT CONTROLLER CONNECTION MAP
YORK INTERNATIONAL
B I
B I
B I
B I
B I
B I
B I
B I
B I
B I
B I
B I
14
R
13
12
R
11
10
R
9
8
R
7
2
3 4 5 6 7 8 9 1 2 3 4 5 6
P 139
P 23
B I N A R Y
I N P U T S
P 2
+15
P 136
P 134
P 130
P 8
T B 2
J 1
P 1
9 10
N
N
N
N2
R S 232
2
2
2
R DU
-
G
S
N
H
D
D
B I
B I
B I
B I
B I
B I
B I
B I
6
5
4
R
3
2
R
1
1
2
3 4 5 6 7 8 9
P 25
J 2
E T HE -
R NE T
FORM 100.50-NOM1 (604)
24V AC
24V
C OM
AC
101 B O1
C ooling/Htg S tage 1
1
2
3
P 26
4
102 B O2
C ooling/Htg S tage 2
5
6
1
103 B O3
C ooling/Htg S tage 3
2
3
P 275
4
104 B O4
C ooling/Htg S tage 4
5
6
1
105 B O5
C ooling/Htg S tage 5
2
3
4
106 B O6
C ooling/Htg S tage 6
5
P 276
6
7
107 B O7
C hange Over R elay
8
9
1
108 B O8
S upply F an
2
3
4
109 B O9
E xhaus t F an
5
P 272
6
7
HR B 10
V AV Heat R elay
8
9
1
AO 6
HW-S team V alve
2
AO 6 C
3
4
AO 5
75% AMS Damper
5
AO 5 C
P 280
6
7
AO 4
25% AMS Damper
8
AO 4 C
9
1
AO 3
OA/R A E conomizer
2
AO 3 C
Damper
3
4
AO 2
E xhaus t F an V F D
5
AO 2 C
S upply F an V F D
J P 273
6
7
AO 1
8
AO 1 C
9
LD06583B
117
8

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