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62
TRANS-2 (24V
AC)
CBR
1
2
16
3
14
13
12
15
5
4
6
7
10
9
8
11
2
1
3
5
1
2
4
3
8
6
7
10
9
13
12
11
14
15
16
17
18
MA_RA
FL
TS
3
5
TRMOP
COMMON TB
2
31
T
O
PCB1 (J7)
J7
J3
J4
J1
PCB2
1 2 3 4 5 6 7 8
SW1
1 2 3 4 5 6 7 8
SW2
1 2 3 4 5 6 7 8
SW4
1 2 3 4 5 6 7 8
SW3
1 2 3 4
1 2 3 4
SW6
SW5
0
1
EXT
INT
20MA
OTHER
OTHER
10VDC
AO
DO
AO
DO
+
TRMOP
-
MSR2
MSR1
3
3
5
5
+
BLU
BPS_S
-
TRMCT
+
PHASE
PHASER
NO
C
CDWF
A
B
CDWFS
PHASER
35
3
5
BYP
AS
FREEZ
4
1
2
COMMON
24V
AC
0-20 MA
ECONO Modulating
HWV
ALARM
W
ARN
ALM-CM
HIR
FSD
C
ROCC
TRMCT
VENTR
TRMOP
SPT
C
RESET
TRMCT
5
3
5
3
3
5
W
ARN
ALARM
MSR1
MSR2
FSD
ROCC
A
B
A
B
AB
B
A
REMOTE
LOCAL
OFF
MODE
SW
TB2
FIELD CONN
TB1-1
TB1-2
YEL
BLU
DIS-7
DIS-8
+
HIR
-
TRANS-1 C
TRANS-1 R
VENTR
5
3
HIR
5
3
ECONO OPTION
BYP
ASS OPTION
DIS-5
+
VENTR
-
A
B
A
B
A
B
B
A
AB
20
21
235
233
232
228
230
229
212
231
21
1
210
209
208
207
206
205
203
204
202
201
10
20
21
237
236
TB1-3
235
232
11
233
234
10
207
210
10
228
227
226
225
224
223
222
221
220
219
10
216
215
214
213
DIS-6
11
1
1
217
218
216
219
Factory Jumper
JUMPER INST
ALLED FOR
THIS DEVICE WHEN NOT
SUPPLIED
BRN
RED
YEL
BLU
TRANS-1 C
TRANS-1 R
10
11
T
o
111
SA
T
102
101
T
o
PCB1
DIS-C
DIS-1
1
1
3
1
2
24V
AC
Close
Open
ECONO MBV
TRANS-3 R
TRANS-3 C
4
1
7
MBVR
A
B
AB
MBVR
RA
T
AQUA
WIRE LEGEND
UNIT
WIRING
FIELD WIRING
-
*
*
Fig.
4
5
— 50
BVJ
,K,W
,X
F
ie
ld
-Inst
alled Lo
w V
o
lta
g
e Sc
he
m
a
tic (
P
CB 2 Modu
le
)
a50-7283ef