Oxygen 8 A16 - 6.7 Field Wiring, Electric Preheat, DX Coil, Electric Reheat, EKE

35
DRAWING TITTLE:
DRAWING NUMBER:
SCALE: SIZE: SHEE T:
DR AWN BY :
APPROVED:
IP
2021-04-08 NTS 8" x 11.5" 1 of 1
NOVA/ FIELD WIRING/ELEC. PRE-HEAT/ DX
COIL/ELEC. RE-HEAT (w/EKE)
028-05-0011-02
DATE:
1.0
REVISION:
CONTROLLER:
OJ
Controller Details
Wiring Diagram
1
T1
24VAC
OJ AIR2 MASTER
N
T ER MI N ALS 20 TO 37
T ERMI N AL S 1 TO 19
b lk
OJ AIR2 MASTER
2
24VA C
16
17
18
19
T in 1
T in 2
A
B
C
RS485
RS485
RS485
Legend
Factory wired
Communication/ RJ12
Enclosed unit
Fiel d wiri ng requ ired
GND
G ND
OUTDOOR UNIT PC BOARD
W CONTROLLER
Refer to standard wiring
diagrams for panel wiring details.
20
21
22
23
Ao ut 1
Ao ut 2
Ao ut 3
24
25
D ou t1
26
27
D ou t2
28
29
D ou t3
30
31
D ou t4
32
33
D ou t5
34
35
D ou t6
36
37
D ou t4
rem oco n
outdoor
ON/OFF e rr or
operation
0-10 V
P1
P2
F1
F2
T1
T2
C1
C2
C3
C4
C5
C6
rem oco n
outdoor
ON/OFF e rr or
operation
0-10 V
P1
P2
F1
F2
T1
T2
C1
C2
C3
C4
C5
C6
W CONTROLLER TERMINAL BLOCK
C/H SELECTOR
A B C
X1A
X1M
C/H SELECTOR
A B C
X1A
X1M
ON
OFF
DS1 (A1P)DS1 (A1P)
ON
OFF
DS1 (A1P)
A5P
AHU OUTDOOR UNIT
A
C
Set D S-1 Switch On and Power
Re set
FA N SWI T CH
0-10 DX COIL C ONTROL
SCR CONTROL
D21-PSSR OR D35
-
+
0-10 V
input
D21-PSSR OR D35
-
+
0-10 V
input
+
G ND
SCR CONTROL
D21-PSSR OR D35
-
+
0-10 V
input
D21-PSSR OR D35
-
+
0-10 V
input
RE-HEAT CONTROL
FA N SWIT CH ON/OFF
G ND
PRE-HEAT CONTROL
HEATING DEMAND
T THTTH
SUPP LY AIR TEMPERATURE
(When optional Rem ote Duct Mo un t
T em pera tu re Sens o r TT H-6202 and/or
Hum id i ty+T emp HTH S en s or i s P r ov i d ed)
HTHHTH
AIR HUMIDITY/TEMPERATURE
6.7 Field Wiring, Electric Preheat, DX Coil, Electric Reheat, EKE