Optional fx10 microprocessor control, Wiring schematic - fx10 control cont, Legend – WaterFurnace Envision (XL) User Manual
Page 26: Johnson fx-10
ENVISION 7-25 TONS INSTALLATION MANUAL
27
Wiring Schematic - FX10 Control cont.
460/60/3 and 575/60/3
Transformer
Compressor 2
CC2
T1
L1
T2
L2
T3
L3
T1
T3
T 2
Yellow
Black
Red
Compressor 1
CC1
T1
L1
T2
L2
T3
L3
T1
T3
T 2
Yellow
Black
Red
Unit Power Supply
480/60/3 or 575/60/3
L3
L1
L2
G
Red (69)
Red (66 )
Yellow (63)
Yellow (70)
Yellow (67)
Brown (64)
Black (71)
Black (68)
Gray (65)
RB
T2
T1
T3
L2
L 1
L3
Green
Yellow (78)
Brown (79)
Gray (80)
Belt Drive
Blower
Motor
Black
Yellow
Blk/Wht
Grn/Yel (42)
T
DA
Black (28)
Black/Red (29)
T
FP1
White (26)
White/Blue (27 )
T
FP2
Gray (30 )
Gry/Wht (31)
Brown (25)
CO
LP1
Blk/Wht (23)
Black (49)
LP2
Violet (50)
NOTE 2
Blue (53)
Blk/Wht (55)
OS
PB1
Red (43)
Black (44)
Yellow (48)
Orange (46)
Green (45)
Blue (47)
Yellow (18)
Yellow (18)
Blk/Wht (41)
Yellow (40)
NOTE 3
NOTE 4
ES
Brown (24)
11 K
Johnson FX-10
5VDC
AI3
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
+
-
AI5
-
+
AI4
-
+
AI6
AI2
AI1
5VDC
5VDC
LED
-
-
-
+
+
+
24
VA
C
24
VA
C C
om
GR
OU
ND
39
40
41
PWM2
PWM2 Com
PWM1
42
43
44
45
46
47
48
24VAC Com
DI12
DI11
DI10
DI9
DI8
DI7
49
50
51
52
53
54
55
56
DI 3/4/5/6 / Com
DI6
DI5
DI4
DI3
DI2
DI1
9VDC
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
D09
D08
D07
D06
D05
D04
D03
D02
D01
J8
J2
J10
J9
J7
A2
3
A1
3
A1
1
A2
1
A1
2
A2
5
A2
2
A3
2
A3
1
A3
5
A1
4
A2
4
A3
4
A3
3
A1
5
Yellow
(172)
Red (51)
Blue/Wht (33)
Orange (35)
Org /Wht (36)
TB
R
C
Y1
O
G
L
X1
X2
24VAC
24V COM
Alarm
Acc 1
Acc 2
Fan
Rev Valve
Comp 1
SS
AIC
RS
SC
TO
Setpoint Shift
AI Com
Room Sensor
Sensor Com
Temp Occ
Y2
Comp 2
Note 1
Pink (54)
Orange (56)
Yellow
(126)
Yellow
(912)
2
1
3
CC1
HP2
RB
CC2
RV2
PB2
2
1
3
RV1
HP1
Legend
Factory low voltage wiring
Factory line voltage wiring
Field low voltage wiring
Field line voltage wiring
Optional block
Internal junction
Quick connect terminal
Wire nut
Field wire lug
Ground
L1
Thermistor - Johnson Control
Relay coil
Relay Contacts-
N.O., N.C.
T
Switch - High pressure
Switch - Low pressure
Polarized connector
Condensate Overflow
1
3
2
P
Notes:
1 - R, C, Y1, Y2, O, and G are for use with a wall mounted thermostat
2 - Disconnect for 15 degree freeze protection
3 - Acc 1 output is cycled with the compressor
4 - Acc 2 output is cycled with the fan
Condensate overflow
CO -
AP
Gray (52)
Black (2)
Black/White (6)
Violet (1)
White (3)
White/Red (4)
Pink (5)
Pink (5)
Violet (1)
Pink (5)
Gray (7)
Orange (10)
Brown (13)
Brown (13)
Violet (15)
Violet (15)
Yellow (20)
Black (21)
Blk/Wht (22)
Orange (32)
Org (37)
Org (38)
Blk/Wht (34)
Gray/Wht (39)
Yellow (57)
Blue (58)
Violet (59)
Black (60)
Black (61)
Grn/Yel (62)
Freeze protection sensor 1
FP1 -
Freeze protection sensor 2
FP2 -
Discharge Air Temperature
DA -
Compressor contactor 1
CC1 -
CC2 - Compressor contactor 2
CPM1 - Compressor Protection Module 1
CPM2 - Compressor Protection Module 2
HP1 - Stage 1 High Pressure
HP2 - Stage 2 High Pressure
LP1 - Stage 1 Low Pressure
LP2 - Stage 2 Low Pressure
RB -
Blower power relay
RV1 - Reversing Valve coil 1
RV2 - Reversing Valve coil 2
OS - Occupied Switch
ES -
Emergency Shutdown
AP - Air Proving
Blue
460
575
97P699-02 5/17/06