18
5 SERIES OPTIHEAT 504W11 INSTALLATION MANUAL
Wiring Schematics
Aurora Advanced EVI Water-Water 208-230/60/1
Blue
240V
CC
T2
T1
Compressor
C
R
S
Blue
G
L1
L2
208-230/60/1
Unit Power Supply
Tan(10)
Capacitor
HWHW
Black
Black
Orange
Orange
SC
T
P8
MO
TO
R
P6
RS
48
5
P7
ZO
NE
P9
AB
C
ST
EP
PER
AN
A
AC
C2
DH
DI
V
NO
CO
M
K6
NO
CO
M
K5
C
L1
L1
L2
L2
P12
P1
0
P5
P11
C
R
(-)
(+
)
C
R
(-)
(+
)
C
R
(-)
(+
)
P4
P2
K1
K2
K3
HA
2
HA
1
SG
I
LO
O
P
VS
D
AT
A
VS
P
UM
P
PU
MP
SL
AV
E
P3
R
V+
C
R
TX
RX
+5
P14
LLT
P1
LA
T
FL
O
W
LW
T
EW
T
CT
2
4
3
CT
2
4
3
CT
1
2
1
CT
1
2
1
Status
G
DI
SC
H
P1
6
P1
7
P1
8
P15
(Aurora Expansion Board)
AXB™
SW1
Modbus Add. ID
Future Use
1
2
3
4
5
ON
OFF
Future Use
Acc 2 – Dip 4
Acc 2 – Dip 5
C
S+
5
C
S
+5
2
1C
C
IN
OU
T
T
VI
V
L
ine
Te
m
p
1
2
3
4
+
X1
X2
Y1
5
Y2
VIV St
ep
pe
r M
oto
r
5A
C
irc
uit
B
re
ake
r
5A
C
irc
uit
B
re
ake
r
1
2
PB2
2
1
208-230/60/1
Pump
G
Pump
Ext Pump
1/2 hp Total
Variable
Speed
Pump
208-230/60/1
VS
Pump
G
Red
NOTE 2
Red
Black
Orange
Red
Yellow
Gray
Blue
Blue
GND
OUT
5DC
1
2
3
SU
C P
White
Red
Black
VI
V
P
re
ssu
re
Tr
an
sd
uc
er
Pump Slave
Input/Output
Smart Grid
Home
Automation
NO TE: 3
Blue
3
2
1
4
10DC
GND
PWM
1
2
3
NA 4
VARIABLE
SPEED PUMP
LOW VOLTAGE
Brown
Black
Future Use
Accessory 2 Output
1
2
PB1
2
1
208-230/60/1
G
Pump
Load Pump
5A Circuit Breaker
5A Circuit Breaker
OA
T S
en
so
r
Ge
oT
an
k S
en
so
r
OA
T
OA
T
Ta
nk
Ta
nk
Re
d (
GND
)
Re
d (T
S)
Br
ow
n (
OAT
)
Br
ow
n (
GN
D
)
HydroZone
Controller
GND
TS
OAT
GND
B+
A+
HZ
R
C
O/B
P
V
C1
C2
C3
C4
L
NOTE 4
Black
Red
White
White
Not Used
Violet/White (8)
Violet/White (9)
Black/White (2)
Black/White (1)
Violet (7)
Violet (6)
Black (4)
Black (5)
Orange (11)
Brown (12)
LPR
LPR
NO
NC
COM
Black/White (3)
24 VDC
LPR
NO
NC
COM
Black/White (3)
CC-T1
NOTE 7
Geothermal Tank
Thermostat
Y1
NOTE 8
R
Aurora
Board
Compressor
Common CT
Capacitor
CT
Blue
Blue
Red
Red
Compressor
Common CT
Capacitor
CT
Notes
1 - Switch blue a nd red wires for 208V operation.
2 – Variable speed pump power wires to connect the pump to L1 and L2 on
the AXB board are provided with variable speed flow center.
3 – Variable speed pump low voltage wire harness provided with variable
speed flow center.
4 – HydroZone controller is optional field installed accessory.
5 – Reversing Valve wires not installed on heating only option
6 – FP2 is replaced with a resistor on heating only option
7 – Move black/white(3) wire when HydroZone or HydroStat is not used for pump control to LPR-
NC and CC-T1
8 – When Geothermal Storage Tank directly with Aurora Board
9 – HydroStat controller is optional field installed accessory.
10 – Low voltage wiring CLASS 2.
Auxiliary
Heat CT
Load
Pump CT
Black
Black
Brown
Brown
NOTE 11
T
T
T
T
Brown
Brown
Black
Red
GND
OUT
5DC
1
2
3
White
PERFORMANCE
AND
REFRIGERATION
MONITORING
White
White
Purple
Purple
Gray
Gray
PRESSURE
TRANSDUCER
GND
OUT
5DC
3
2
4
White
3
2
4
Green
Brown
Field Installed Flow Meter
NOTE 12
12 – Flow Meter is sent inside the unit, but needs to be field installed outside the unit.
11 – To monitor the energy use of the Geo Storage tank heating element. Pass one
leg of the line voltage that is powering the Geo Storage tank heating element through
the attached current transducer.
Load
Pump CT
NOTE 13
13 – LAT on AXB board is measuring Leaving Load Water Temperature.
Summary of Contents for 5 Series 504W11 OptiHeat
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