AERCO Control System (ACS)
APPENDIX B:
Status and Fault Messages
11/22/2017
AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, New York 10913
Page 103 of 139
OMM-0081_0F
Phone: 800-526-0288
GF-131
TABLE B-7: ACS I/O Status
(MSD = Most Significant Digit; LSD = Least Significant Digit)
I/O
Status
(MSD
Bit 3)
Inter-Lock
(MSD
Bit 2)
Inter-Lock 2
(MSD
Bit 1)
Setback
(MSD
Bit 0)
(Lsd
Bit 3)
Sys Strt
Relay
(LSD
Bit 2)
Fault
Relay
(LSD
Bit 1)
Aux
Relay
(LSD
Bit 0)
35
N/A
OFF
ON
ON
N/A
ON
OFF
ON
36
N/A
OFF
ON
ON
N/A
ON
ON
OFF
37
N/A
OFF
ON
ON
N/A
ON
ON
ON
38 - 39
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
40
N/A
ON
OFF
OFF
N/A
OFF
OFF
OFF
41
N/A
ON
OFF
OFF
N/A
OFF
OFF
ON
42
N/A
ON
OFF
OFF
N/A
OFF
ON
OFF
43
N/A
ON
OFF
OFF
N/A
OFF
ON
ON
44
N/A
ON
OFF
OFF
N/A
ON
OFF
OFF
45
N/A
ON
OFF
OFF
N/A
ON
OFF
ON
46
N/A
ON
OFF
OFF
N/A
ON
ON
OFF
47
N/A
ON
OFF
OFF
N/A
ON
ON
ON
48 - 49
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
50
N/A
ON
OFF
ON
N/A
OFF
OFF
OFF
51
N/A
ON
OFF
ON
N/A
OFF
OFF
ON
52
N/A
ON
OFF
ON
N/A
OFF
ON
OFF
53
N/A
ON
OFF
ON
N/A
OFF
ON
ON
54
N/A
ON
OFF
ON
N/A
ON
OFF
OFF
55
N/A
ON
OFF
ON
N/A
ON
OFF
ON
56
N/A
ON
OFF
ON
N/A
ON
ON
OFF
57
N/A
ON
OFF
ON
N/A
ON
ON
ON
58 - 59
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
60
N/A
ON
ON
OFF
N/A
OFF
OFF
OFF
61
N/A
ON
ON
OFF
N/A
OFF
OFF
ON
62
N/A
ON
ON
OFF
N/A
OFF
ON
OFF
63
N/A
ON
ON
OFF
N/A
OFF
ON
ON
64
N/A
ON
ON
OFF
N/A
ON
OFF
OFF
65
N/A
ON
ON
OFF
N/A
ON
OFF
ON
66
N/A
ON
ON
OFF
N/A
ON
ON
OFF
67
N/A
ON
ON
OFF
N/A
ON
ON
ON
68 - 69
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
70
N/A
ON
ON
ON
N/A
OFF
OFF
OFF
71
N/A
ON
ON
ON
N/A
OFF
OFF
ON
72
N/A
ON
ON
ON
N/A
OFF
ON
OFF
