Aerco E8 - Page 97

06/05/13 AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 • Ph: 800-526- 0288 Page 97 of 112
GF-115-C
Modulex E8 Controller and BCM
Operations and Maintenance Manual
OMM-0084_0D
Table 9-4: BCM Standard Holding Register Address Mapping (Continued)
Modbus Data
Address
Menu Item Units and Range Default/(Comments)
CONTROL REGISTERS (Continued)
1041
Check Mode,
Inserted burner
control
Flags
(0 – 0xFF)
Bit 0: BMM #0 to
Bit 7: BMM #7
(Read/Write)
Bit 0 (BMM #0) is auto-
matically set at
Check
Mode start
OPERATING DATA REGISTERS
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)
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 212°F
(-10°C to 100°C)
(Value x 10)
(Read Only)
1003
Return Flow
Temperature
32°F to 212°F (0°C to
100°C)
(Value x 10)
(Read Only)
1005
External Sensor
Temperature
-31°F/-22°F to 86°F
(-35°C/-30°C to 30°C)
(Value x 10)
(Read Only)
-31°F (-35°C) if not
connected
1008
Global Actual
Modulation Level
0 – 100%
(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)
1019
DHW Maximum
Setpoint
32°F to 212°F (0°C to
100°C) (Value x 10)
(Read Only)