Page 34
B
RADFORD
W
HITE
Figure 16. Wiring Diagram, BMGT 2000 thru BMGT 4000
Page 1 of 2
TT
TT
ALARM
ALARM
DHW SENSOR
REMOTE RESET
4-20mA (-)
0-110VDC (-)
0-10VDC (+)
OUTDOOR/
SYSTEM
ANALOG (-)
ANALOG (+)
0-10V
PUMP
OUTDOOR/
SYSTEM
TOD
DHW SENSOR
COM2-A
COM2-B
COM2-C
MB2-A
MB2-B
MB2-C
REMOTE/TOD
COMMON
4-20ma (+)
24V NEUTRAL
GROUND
24V +
SYSTEM PUMP
DHW PUMP
DHW PUMP
TB1
120V (N)
120V +
BOILER PUMP
SYSTEM PUMP
120V +
A
120V (N)
BOILER PUMP
24V NEUTRAL
24V NEUTRAL
24V +
24V +
120V (N)
TB
1-3
3C TB1
-3
4C
TB
1-3
5C
CONN-
ECTOR
"D"
COM 1 COM2
Y
BL
1 2 3 4 5 6 7 8
TB
1-1
0C
2
4V
(-
)
TB
1-1
4C
2
4V
(+
)
DISPLAY
POWER
MB1 MB2 ECOM
RESET
ALARM
FLAME
J11
J10
J9
J8
J2
J1
J7
J6
J5
J4
A B C A B C 1 2 3
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
9
10
11
12
8
7
6
5
4
3
2
1
7
6
5
4
3
2
1
7
6
5
4
3
2
1
12
11
10
9
8
7
6
5
4
3
2
1
8
7
6
5
CR1
4
3
2
1
8
7
6
5
CR2
4
3
2
1
4 3 2 1
VTB3
1
2
3
4
VTB6
1
2
3
(+)
(-)
1 2
4 3
2 1
0-10 V(-)
4-20ma(-)
4-20ma(+)
0-10 V(+)
ENCLOSURE
(OPTIONAL)
N/O
N/C
COM
P/N LAARS-1
DIGITIZED
VARIPRIME
24VAC POWER
VTB1
VTB4
VTB5
VTB2
4 3
2 1
2
1
2
1
8
C
NO
NC
9
1 5
12
13
4
14
2
1
3
STACK TEMP
OUTLET WATER TEMP
INLET WATER TEMP
8 POS CONN "C"
6
8
7
2
5
4
3
1
2
4
1
3
2
4
1
IGNITOR
Y
BL
Y
Y
BL
BL
R
R
V
V
BL
BL
BK W
W
BL
BL
*
G
Y/R
G
Y/B
L
*
*
VFD
5
2
16
17
CONDENSATE
24V=
120V=
14 kV=
WIRE VOLTAGE KEY
NOTE:
DASHED LINES DENOTE VARIPRIME PUMP
1.
CONTROLS. VARIPRIME INSTALLED ON
HYDRONIC UNITS ONLY.
= USED ON SIZE 4.0 KBTU ONLY
2.
BL
TB1-38C
TB1-37C
TB1-36C
BL
W/R
BL/W
BK/V
BR/V
BK/O
BR/G
BK
BR/R
BK
BR
W
Y
W
Y
J3
TB1-44C
TB1-45C
TB1-43C
TB1-42C
TB1-40C
TB1-39C
V/BK
V/W
V
R/BR
R/BK
R/BN
8
4
3
1
2
6 POS CONN "E"
Y/G
W/G
BR/G
Y/R
BR/R
Y
BK/OR
C
B
PROBE
16 POS CONN "A"
12 POS CONN "B"
W
W
W/R
W/G
G
BK
FLAME ROD
LWCO
10
9
7
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
MAIN
VALVE
PILOT
VALVE
SPARK
GENERATOR
15
7
14
6
13
5
12
4
11
3
10
2
9
1
2
TO B4 (PROBE)
TO TB1-4C (120V N)
MANUAL RESET
HIGH LIMIT
HIGH GAS
FLOW SWITCH
THERMAL
CUTOUT
BLOCKED FLUE &
BLOCKED INTAKE
ADDITIONAL
HIGH LIMIT
P1 P2
GY/R
R
GY/BK
LWCO #2 120V (N)
DISPLAY #8
DISPLAY #7
4
Y
W
W/R
W/R
BL
GY/V
BR/Y
BR/R
GY/BL
W/R
W/R
BR
W/R
W/V
BK
G
BK/Y
BK/Y
BK/R
BK
BK
W
G
W
BK
BL
BR
BL/W
BR/Y
OR/W
OR
BL
Y
BR/Y
BR/Y
W/BK
W/V
W/BK
OR/W
OR
V
V/W
BL
Y
BL
TO LWCO PROBE AT HX
FROM LWCO
"PROBE" TO PROBE
3
8
2
1
TOD
G
BK/W
5
DRAIN WIRE
FROM
SHIELDED
CABLE
BR/R
BL/Y
BR/G
BR/V
6
5
4
2
1
3
INLET TEMP
OUTLET TEMP
120V
LINE
120V
LOA
D
120V
NE
UT
24V
-
24V
+
GROUND
BK
W
BK/OR
MAIN PWR
SWITCH
BK/R
W/V
BK
BL
GND
BL/W
BL
W/R
W/G
W/R
DISPLAY #4
DISPLAY #5
DISPLAY #6
J3-MB2A
J3-MB2B
J3-MB2C
J10-1
J10-3
J10-2
J10-4
J10-6
J10-5
LOW GAS
W
BK
D
DWG. NO:
SOFTWARE
INTENDED SIZE:
D
C
B
A
B
C
D
1
2
3
4
5
6
7
8
7
6
5
4
SHEET 1 OF 1
REV.
APPROVALS
DRAFT
ENGR
3
2
1
BY LAARS HEATING SYSTEMS CO.
8
D
W
G
N
O
.
S
H
R
E
V
E
23
51
2
1
C
AL 4-7-15
REVISIONS
REV.
CHANGE:
APPR
ENGR APPR
LOCATION C-8: SPARK GENERATOR WAS HSI, ADD
1/8"
TITLE:
PURPOSE EXCEPT AS SPECIFICALLY AUTHORIZED IN WRITING
SPARK IGNITOR
C
15-028N
JM 4-7-15
MATERIAL:
ECN
DRAFT
CHECK
FINISH
TOLERANCES ARE:
.010
C
E23512
REPRODUCED, TRANSFERRED TO OTHER DOCUMENTS, USED OR
DECIMALS .XX
DIAGRAM, WIRING/BLOCK, MGT
DISCLOSED TO OTHERS FOR MANUFACTURING OR ANY OTHER
PROPRIETARY TO LAARS HEATING SYSTEMS CO. AND SHALL NOT BE
FRACTIONS
DECIMALS .XXX
.1
AL 5/17/13
S
4/19/13
N/A
N/A
1
.03
DECIMALS .X
DIMENSIONS ARE IN INCHES.
UNLESS OTHERWISE SPECIFIED:
APPR
THIS DOCUMENT AND THE INFORMATION CONTAINED HEREIN ARE
ANGLES
DO NOT SCALE DRAWING.
THIRD ANGLE PROJECTION.
SCALE: NONE
WIRE COLOR LEGEND
BK
BLACK
BL
BLUE
BR
BROWN
G
GREEN
GY
GRAY
OR
ORANGE
R
RED
V
VIOLET
W
WHITE
Y
YELLOW
Содержание MagnaTech BMGH1600
Страница 4: ...BRADFORD WHITE ...
Страница 35: ...Page 31 MagnaTech BOILERS AND VOLUME WATER HEATERS ...
Страница 98: ...Page 94 BRADFORD WHITE 1 13 12 4 3 5 13 2 15 Final Assembly DETAIL A 9 10 8 Final Assembly ...
Страница 110: ...Page 106 BRADFORD WHITE 6 2 7 11 1 5 4 12 10 3 3 8 9 6 Control Panel Assembly ...
Страница 114: ...Page 110 BRADFORD WHITE 7 8 15 14 9 4 16 12 5 1 6 2 11 AC DISTRIBUTION BOX ASSEMBLY PART NUMBERS MODELS 2500 AND 3500 ...