1.800.627.4499
Premium Commercial Controls
ERV
70
I/O AND UNIT WIRING
CHANG
ES
NA
M
E
REV.
DA
TE
SCHEM
E
Control
Re
new
Aire
1
A
B
C
D
E
New
0
10
/19/2017
aus
tine
1
10
/19/2017
aus
tine
Up
da
ted G0 Con
ne
cti
on
s
2
7/
31/2018
aus
tine
Up
da
ted Dam
per
Co
lo
rs
2
HE
-2_HE-8
XJx
xx-x34,35xx
--xAx1,3x-xx_002
2
3
4
5
6
7
8
9
10
11
12
13
G
G0
U1
U2
U3
GN
D
U4
U5
U6
GN
D
U7
U8
U9
U10
GN
D
ID1
ID2
GN
D
Hi
gh En
d (E
the
rnet)
N1 Ca
rel
C.
pCO
Mini
Vin
Vou
t
GND
PS1
OA
F
ilter Press
Vin
Vou
t
GND
PS2
RA
F
ilter Press
CS1
SF
Curren
t Swit
ch
CS2
EF
Curren
t Swit
ch
+
-
T
O
T
OA Tem
p & H
um
TH
1
NTC1
SA Tem
p
NTC2
EA Tem
p
OA Temp\Red
OA Humid\Wht
RA Humid\Wht
SA Temp\Red EA Temp\Red
O
A 2" Filter\Wht RA
2" Filte
r\Wht
SF Current\Red
SF Current\Red
EF Current\Red
EF Current\Red
No
t Used
NO
3/4/5
\Blk
X1
3
NO
3/4/5
\Wht
X1
5
ID1/2/GND\Red
ID1/2/GND\Wht
X2
17
X2
19
X2
18
NO
1/2/C\B
lk
X2
15
NO
1/2/C\Wht
X2
11
NO
1/2/C\R
ed
X2
13
+
-
T
O
T
RA Tem
p & H
um
TH
2
RA Temp\Red
V b
at
CAN L
CAN H
GN
D
J7 1
J7 2
J7 3
J7 4
J7 5
J7 6
+5
VREF
GN
D
+V
d
c
Hi
gh En
d (E
the
rnet)
N1 Ca
rel
C.
pCO
Mini
+V
term
J3
Tx/Rx
-
J3
Tx/Rx
+
GN
D
J4
Tx/Rx
-
J4
Tx/Rx
+
GN
D
Et
hernet
Y1 Y2
GN
D
NO
1
C1/
2
NO
2
NO
3
C3/
4/5
NO
4
C3/
4/5
NO
5
NO
6
NC
6
C6
Hi
gh En
d (E
the
rnet)
N1 Ca
rel
C.
pCO
Mini
TS1
G
24 VAC Hot
TS2
G0
Common
Accy 24 VAC
X1
7
NO
3/4/5
\Red
Accy 24 VAC
01-10-D
01-12-D
01-11-D
8.3.6 Sample Control Wiring Schematic
NOTE: This wiring
schematic is
TYPICAL control
wiring for a three
phase, 208-230VAC and
460VAC input for models
HE-2X, HE3X, HE-4X, HE-
6X, and HE-8X. A unit-spe-
cific electrical schematic
is found inside the access
door to the core module.