AERCO Control System (ACS)
APPENDIX H:
ACS Modbus Address Assignments
Page 130 of 139
AERCO International, Inc.
•
100 Oritani Dr.
•
Blauvelt, New York 10913
11/22/2017
GF-131
Phone: 800-526-0288
OMM-0081_0F
TABLE H2: ACS Standard Holding Register Address Mapping
Modbus Data
Address
Decimal (Hex)
Menu Item
Units and Range
Default/
Comments
36 (0x0024)
Real Time Clock
Day of Month
01 to 31
Present Day of Month
37 (0x0025)
Real Time Clock
Month
01 to 12
Present Month
38 (0x0026)
Offset Temp Sun.
-50 to 50°F
Default = 0°F
39 (0x0027)
Offset Temp Mon.
-50 to 50°F
Default = 0°F
40 (0x0028)
Offset Temp Tue.
-50 to 50°F
Default = 0°F
41 (0x0029)
Offset Temp Wed.
-50 to 50°F
Default = 0°F
42 (0x002A)
Offset Temp Thu.
-50 to 50°F
Default = 0°F
43 (0x002B)
Offset Temp Fri.
-50 to 50°F
Default = 0°F
44 (0x002C)
Offset Temp Sat.
-50 to 50°F
Default = 0°F
45 (0x002D)
Offset On Time
Day 1 – Minutes
00 to 59 Minutes
Default = o
46 (0x002E)
Offset On Time
Day 2 – Minutes
00 to 59 Minutes
Default = 0
47 (0x002F)
Offset On Time
Day 3 – Minutes
00 to 59 Minutes
Default = 0
48 (0x0030)
Offset On Time
Day 4 – Minutes
00 to 59 Minutes
Default = 0
49 (0x0031)
Offset On Time
Day 5 – Minutes
00 to 59 Minutes
Default = 0
50 (0x0032)
Offset On Time
Day 6 – Minutes
00 to 59 Minutes
Default = 0
51 (0x0033)
Offset On Time
Day 7 – Minutes
00 to 59 Minutes
Default = 0
52 (0x0034)
Offset On Time Day 1 – Hours
00 to 23 Hours
Default = 0
53 (0x0035)
Offset On Time Day 2 – Hours
00 to 23 Hours
Default = 0
54 (0x0036)
Offset On Time Day 3 – Hours
00 to 23 Hours
Default = 0
55 (0x0037)
Offset On Time Day 4 – Hours
00 to 23 Hours
Default = 0
56 (0x0038)
Offset On Time Day 5 – Hours
00 to 23 Hours
Default = 0
57 (0x0039)
Offset On Time Day 6 – Hours
00 to 23 Hours
Default = 0
58 (0x003A)
Offset On Time Day 7 – Hours
00 to 23 Hours
Default = 0