AERCO BMK 3.0 LN Nat. Gas APRIL 2009 - Manual (Page 110)

APPENDIX H
H-4
7
6
7
5
3
4
6
1
2
OUT
IN
OUT
IN
IN
OUT
NOT US ED
DELAYED IN TLK
EXHAU ST T EMP
RE MO TE IN TLK
N.O.
C
4
3
5
1
2
NOT USE D
N.C.
C
N.O.
N.C.
AUX
RELA Y
12
13
14
11
SENSOR EXC IT . ( 12 VDC )
BMS (P WM) IN
ANALO G IN
OXYGEN SENSOR IN
FLOW SEN SOR IN
CO SENSOR IN
+
-
-
+
-
+
-
+
AUX SEN SOR IN
SENSOR CO MM ON IN
-
+
1
OUT DOOR AIR SEN SOR IN
9
8
7
5
3
4
2
6
10
OUT
IN
LON WO RKS
A
B
GND
4
1
2
1
-
+
2
2
1
3
3
ANAL OG OUT
15
16 SHIE LD
B
RS-485 IN
A
+
-
358
359
ANAL OG OUT
359
358
+
-
TO V FD
TO V FD
FAU LT
RELA Y