43
Fig. 27 — Typical Wiring Schematic for Airside Economizer
TB3
3
LOGIC
1
2
CLO1
HPS1
FRZ1
LPS1
TB2
A
B
C1
523
BLU
524
BLU
528
BRN
527
BLU
522
BLU
529
BRN
R
C
G
504/RED
509/BRN
Y1
602/BLU
509
BRN
511
BRN
519
BRN
510
BLK
605
BLU
529
BRN
526
BLK
525
BLK
518
BLU
518
BLU
510/BLK
1
3
HR1
6
5
4
2
508
BRN
507
ORN
W1
507/ORN
HR1
HR1
506
YEL
505
YEL
504
RED
605/BLU
ECON
1
6
7
3
4
11
10
12
601/RED
602/BLU
603/YEL
604/BRN
608/PNK
8
5
2
Y2
608/PNK
W2
D2
D1
604/BRN
603/YEL
601/RED
550/BLK
REMOVE
JUMPER BLK/600
WHEN
CONNECTING
AIR-SIDE
ECONOMIZER
OCCUPANCY
CONTROL
WHEN FIELD
INSTALLED, THE
ECONOMIZER
HARNESS
REPLACES THE
FACTORY
SHORTING PLUG.
FIELD INSTALLED
SAT SENSOR
CONNECTS TO
CIRCUITS 6 & 7.
Continued on Line
Voltage Diagram
501
RED
561
RED
1
3
CR1
531
BRN
609
PNK
609/PNK
9
4
2
CR1
3
LOGIC
1
2
CLO2
HPS2
FRZ2
LPS2
A
B
C2
534
PNK
535
PNK
539
BRN
538
PNK
533
PNK
540
BRN
540
BRN
537
BLK
536
BLK
532
PNK
561
RED
Continued on Line
Voltage Diagram
1
3
OFR
0
1
0
1
1
6
5
12
11
10
4
13
14
2
7
OF
VFD
1
3
2
PRES 1
701/WHT
700/BLK
702/RED
4
2
OFR
706
RED
707
WHT
Note: PRES1, PRES2, and OFR are
connected with shielded wire.
The drain wire is connected to
OF VFD terminal 1. The remote
end of the drain wire shall be
insulated.
1
3
2
PRES 2
704/WHT
703/BLK
705/RED
LLT
3
2
1
503
RED
501
RED
1
3
FR1
11
10
9
12
13
IF
VFD
FR1
710/BRN
711/VIO
713/BLU
714/YEL
CR1
6
5
710/BRN
7
12
/V
IO
4
2
A50-A50-8860
NOTE: See legend and notes on page 40.
