Ufly Controller and BCM for Modulex EXT
CHAPTER 7: BCM MODBUS AND ADDRESS ASSIGNMENTS
OMM-0159_A
• 6/28/2022 Technical Support • (800) 526-0288 • Mon-Fri, 8 am - 5 pm EST Page
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Table 7-4: BCM Standard Holding Register Address Mapping
Modbus Data
Address
Menu Item
Units and Range
Default/(Comments)
1400
CH actual target
temperature
32°F-212°F (0°C-100°C)
(Value x 10)
(Read Only)
1407
DHW actual target
temperature
32°F-212°F (0°C-100°C)
(Value x 10)
(Read Only)
1408
DHW actual
temperature
14°F-212°F (-10°C-100°C)
(Value x 10)
(Read Only)
1020
Operating Mode
enum (0, 1, 2, 3, 6)
0: Standby
1: Space Heating
2: DHW
3: Check
4: CH frost protection
6: Test
(Read Only)
1100
Linked BMM
Flags (0 -255)
Bit 0: BMM #0
to
Bit 7: BMM #7
(Read Only)
1101
Inserted BMM
Flags (0 -255)
Bit 0: BMM #0
to
Bit 7: BMM #7
(Read Only)
1102
BMM in Check Mode
Flags (0 -255)
Bit 0: BMM #0
to
Bit 7: BMM #7
(Read Only)
1103
BMM Flame Status
Flags (0
–
255)
Bit 0: BMM #0
to
Bit 7: BMM #7
(Read Only)
1104
BMM Alarm Status
Flags (0
–
255)
Bit 0: BMM #0
to
Bit 7: BMM #7
(Read Only)
1108
BMM Maximum
Modulation Level
0
–
100%
(Read Only)
1109
Pump Modulation
Output
0
–
10V (Value x 10)
(Read Only)
Summary of Contents for AERCO EXT
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