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)
0
Error Code
0
–
0xFFFF
LSB:
Error Code
MSB: Identification code
of fault device:
0: BMM #0 to
7: BMM #7
255: BCM
(Read Only)
10
Run Hours
0-50000
----
11
Run Counts
0-50000
----
1000
Cascade Control
Status
enum (0, 1, 2, 4)
0:
Stop
1:
Slave identification
procedure
2:
Normal operation
4:
Monitor mode
(Read Only)
1002
Flow Sensor
Temperature
14°F to 248°F
(-10°C to 120°C)
(Value x 10)
(Read Only)
1003
Return Flow
Temperature
32°F to 248°F (0°C to 120°C)
(Value x 10)
(Read Only)
1005
External Sensor
Temperature
-31°F/-22°F to 122°F
(-35°C/-30°C to 50°C)
(Value x 10)
(Read Only)
-31°F (-35°C) if not
connected
1006
0-10V control input
voltage
0-10V
(Value x 10)
(Read Only)
1008
Global Actual
Modulation Level
0
–
100%
(Read Only)
1110
Number of inserted
burners
0-8
(Read Only)
1111
Number of ignited
burners
0-8
(Read Only)
1016
Actual Target
Setpoint
32°F to 212°F (0°C to 100°C)
(Value x 10)
Should increase up to
“Target Setpoint” temp as
boiler heats up
(Read Only)
1018
Target Setpoint
32°F to 212°F (0°C to 100°C)
(Value x 10)
(Read Only)
Summary of Contents for AERCO EXT
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