18
ESL
IFM TDR
CONTROL
LOGIC
R
R
I
SPT
NO
NC
VIO
GRA
RED
RED
C
BRN
BRN
-
48HC500325
GRA
48LC CONTROL 208/230V,460V,575V 3-5 TON
GRA
GRA
DDC
OPTIONS
ONLY
NOTES:
1. TERMINAL BOARD SCHEMATIC LAYOUT DOES NOT MATCH ACTUAL TERMINAL BOARD
TO SIMPLIFY CIRCUIT TRACES.
2. ENSURE DESIGNATED JUMPERS ON TERMINAL BOARD ARE CUT WHEN ADDING SMOKE
DETECTORS, PHASE LOSS RELAY, OCCUPANCY AND REMOTE SHUTDOWN.
3. COMPRESSOR LOADER PLUG
CONTAINS BRIDGE RECTIFIER
TO CONVERT AC TO DC.
4. FACTORY WIRING FOR SIGNAL
CONNECTIONS: LO=1 HI=2,
RELOCATION OF SIGNAL CONNECTION
MAY BE REQUIRED WHEN USING
FIELD INSTALLED ACCESSORIES -
CONSULT INSTALLATION
INSTRUCTIONS FOR PROPER
SELECTION.
5. WITH DDC OPTION THERE WILL
BE WIRES IN PINS 6, 7, AND 8.
6. FOR HIGH SPEED BLOWER
TESTING, CONNECT YELLOW AND
AND WHITE WIRES. DISCONNECT
FOR NORMAL OPERATION.
BLK
1
2
IAQ
6
7
PL18-3
BLU
PL18-4
RED
PL18-1
BRN
PL18-2
BLK
BLU
RED
BRN
(FIOP/
ACCY)
5
4
3
2
1
YEL
WHT
3
2
6
PNK
OR
RED
6
5
4
3
2
1
VFD
FAN
BOARD
J2
J1
ORN
PNK/BLK
(NOT USED)
BRN
4
3
2
1
JW1
JW2
YEL
3
2
10
6
GRA
VIO
YEL
BLU
BLK
BRN
RED
12
9
5
1
4
3
2
8
10
6
PL6
PNK
RED
BLK
WHT
ENTHALPY
SENSOR
11
11
7
PNK
7
BRN
ORN
PNK
VIO
GRA
GRA
BLK
BLU
1
2
3
ECONO
MOTOR
ENTHALPY
(ACCY)
ORN
(FIOP/
ACCY)
OAT
GRN
GRN
ECONOMIZER
(FIOP/
ACCESSORY)
ORN
BRN
SAT
GRN
GRN
IAQ 2-10
IAQ 24V+
IAQ COM
S-BUS
S-BUS
OAT
OAT
MAT
MAT
BLK
BLU
ACT 2-10
ACT COM
ACT 24V+
1
2
1
2
1
2
1
2
3
3
2
4
1
OCC
EXH 1
E-GND
AUX2-1
YEL
GRN/YEL
BLK
WHT
RED
BRN
ORN
YEL
Y1-O
Y1-I
Y2-O
Y2-I
C
R
GRA
BLU
2
3
4
5
1
2
3
6
5
4
BLUEGRAY
HONEYWELL
W7220
W1
AUX1-0
1
6
GRN
4
5
1
3
8
9
1
2
6
10
7
4
9
10
2
3
8
4
7
5
6
GRA
YEL
BLU
BLK
BRN
RED
ORN
BRN
2
1
4
3
2
3
1
4
ORN
BRN
VIO
PNK
ORN
VIO
PNK
CTB
T'STAT-W1
GRA
2
1
GRA
GRA
GRA
VIO
PNK
PL
1
4
GRA
GRA
TAN
TO POWER EXHAUST
ACCESSORY
TAN
ORN
GRA
GRA
GRA
YEL
8
4
1
9
BRN
RED
ORN
TAN
GRA
4
3
2
1
BLU
BLK
GRA
GRA
GRAGRA
BLU
BLK
BLU
YEL
3
2
6
11
7
8
4
1
9
12
5
PL6-R
FOR STD
UNIT
PL6-R
STD UNIT
CTB ECON
ECONOMIZER
(FIOP/
ACCESSORY)
14
13
12
11
10
YEL
2
6
PNK
15
WHT
VFD
PL25
BLU
BLU
PNK
YEL
PNK
WHT
3
16
PNK
4
PNK
5
PNK
ECM
HILO
YEL
WHT
RED
R
CTB
C
L
G
N
YEL
GRN/YEL
BLK
BRN
5
4
3
2
1
TO "C"
COIL
HIGH
VOLTAGE
3 PH
IFM
DD
IFM
5
BLK
BLU
SEE
NOTE
4
7
2
3
4
5
6
1
DDC
HARNESS
4
2
1
3
5
6
7
BRN
GRN
PNK
ORN
YEL
BLU
WHT
YEL
BRN
ORN
YEL
GRA
GRA
12
5
GRA
5
YEL
WHT
NOTE 6
PNK
RED
BRN
TRAN
BRN
CONTROL BD
24V
5
BRN
TRAN FROM POWER SCHEMATIC
24V
BRN
RED
24V
GRN/YEL
3.2 AMPS
ORN
BLU
RED
BRN
YEL
PNK
WHT
RED
GRA
BRN
FOR FIELD USE
RED
PNK
BRN
COM
24V
CONT
PMR
FIOP/
ACCY
RED
BRN
DDC
ONLY
CCHTS
460/575V ONLY
CCHR
BLK
BLK
BRN
BRN
CTB-C
RED
RED
BRN
COFS
FIELD
CONTROL
WIRING
GRA
YEL
(SEE NOTE 1)
CTB
RED
LOGIC
BRN
COFS(FIOP)
SMOKE CONTROL
MODULE
FIOP/ACCESSORY
16
10
9
ORN
BRN
POWER
24 VAC
6
17
14
3
5
4
NC
NO
BLU
TROUBLE
NC
ALARM
NO
RJ-45
RETURN
SMOKE
SENSOR
RJ-45
SUPPLY
SMOKE
SENSOR
FIOP/
ACCESSORY
RED
GRA
YEL
GRN
PNK
1
2
4
3
6
7
8
9
PL19-
WHT
5
GRA
ORN
BRN
BLU
RED
GRA
YEL
GRA
PNK
WHT
RED
BRN
C
BRN
BRN
CLO1 TERM BD
3
BRN
DD IFM
C
BRN
10
9
8
7
6
5
4
3
2
1
DDC
1
6
5
4
3
2
7
DDC
X
THERMO-
STAT
C
G
W2
W1
Y2
Y1
R
1
2
3
4
5
6
7
8
9
4
6
8
9
7
5
3
10
10
2
1
ECON
BLU
YEL
BLK
RED
1
2
3
4
5
6
4
6
5
3
2
1
CLO1/
COMP1
BRN
VIO
BLU
1
2
3
PMR
1
2
3
4
5
6
7
8
4
6
8
7
5
3
2
1
CNTL
BRD
WHT
ORN
BRN
BRN
BLK
RED
9
9
RED
DDC
1
2
3
4
5
6
CLO2/
COMP2
7
HPS1
LPS1
CKT 1
REMOTE
SHUTDOWN
UNIT
SHUTDOWN
SMOKE
SHUTDOWN
24V OUT
C
SMOKE
ALARM
JMP4
JMP3
JMP1
OCCUPANCY
JMP2
R
JMP6
GRA
GRA
GRA
PNK
BRN
RED
GRA
GRA
PNK
PNK
VIO
BRN
ORN
RED
1
6
5
4
3
2
7
REHEAT
8
JMP5
JMP7
LPS
BLU
BLU
HPS
BLK
BLK
C
CKT 2
GRA
10
10
RED
11
11
RED
12
12
DDC
PNK
T'STAT
4
5
3
2
1
6
8
9
7
10
4
6
7
5
3
2
1
BRN
GRN
PNK
ORN
YEL
BLU
WHT
BLU
BRN
HPS2
LPS2
C
ORN
COFS (FIOP)
BLU
BLU
BLU
VIO
ORN
VIO
WHT
O
F
M
C
WHT
FPT
BLU
BLK
YEL
BRN
BLK
BLU
GRN/
YEL
HIGH
VOLTAGE
OFM
YEL
BRN
BRN
BRN
SF
BLK
BLK
BRN
BRN
CLO2/
COMP2
-2
LDR
WHT
LDR
(SEE NOTE 3)
SEE NOTE 5
BRN
YEL
BLU
BLK
1
2
3
4
SAT/OAT
1
PNK
2
VIO
3
BRN
4
ORN
CB
PNK
YEL
BRN
GRA
BLK
WHT
RED
LTLO
BRN
CLV
RDV
BLK
PNK/
BLK
GRA
WHT
BRN
BLU
RLV
BLU
REHEAT
CONTROL
1
6
5
4
3
2
7
J1
8
2
1
4
5
6
7
3
8
9
9
1
2
3
4
5
6
4
6
5
3
2
1
J2
7
7
10
10
11
11
CR2
DHRB
DHRA
HR1
CR1
HR1
DHRA
DHRB
DHRB2
DHRB2
CR1
CR2
BRN
BRN
YEL
YEL
RED
FROM
POWER
SCHEMATIC
24V
GRN/YEL
CB
BRN
TRAN2
1
2
4
5
6
WHT
WHT
YEL
GRA
GRA
(J1-5)
(J1-6)
ORN
ORN
ORN
(J1-11)
ORN
(J1-10)
HU
PNK
HUMID-
ISTAT
ACCY
PNK/
BLK
LAS1
BLU
BLU
GRY
WHT
LAS3
OFR1
YEL
11
12
OFR2
11
12
14
BLU
GRA
OFR1
PNK/BLK
OFR2
BRN
LCTB C
YEL
OFR1
BRN
PNK
GRA
BRN
CLO2/COMP2-2
SEE
POWER
LABEL
IDMR
VIO BRN
575V ONLY
575V ONLY
RED
BRN 575V ONLY
BLK 208/230,460V
VIO
VIO
BRN
GROUNDED THRU STANDOFF
CR
BR
IGC
HS
LS
13
BLU
BLU
RS
1
3
GVR
CR
BR
L1
BM
RT
C
CM
123
J1
FAN
LOGIC
SAFETY
LOGIC
HV
TRAN
GVR
J2
W
IFO
G
R
RS
RS
LS
LS
CS
CS
GV
YEL
GV
FS
C
GRN/YEL
VIO (208,230V)
FLAME SENSOR
GRN/YEL
I
YEL
BLK
ORN
WHT
RED
BRN
C
MGV
M
M
H
C
TWO STAGE
GRA
PNK
ORN
BLK (460)
1
0
1PH IFM ONLY
BLK
GRA
MGV
12
3
SINGLE STAGE
GRA
RED
GRA
C13384
Fig. 25 -- 48LC Control Wiring Diagram with Humidi--MiZer
R
48HC48LC
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