Watts AERCO EXT Installation, Operation & Maintenance Manual page 68

Ufly Controller and BCM for Modulex EXT
CHAPTER 7: BCM MODBUS AND ADDRESS ASSIGNMENTS
Table 7-4: BCM Standard Holding Register Address Mapping
Modbus Data
Menu Item
Address
1040 Test Mode Control
Pump Modulation
1109
Digital inputs status
3100
Digital outputs status
3101
OMM-0159_A • 6/28/2022
Units and Range
TEST REGISTERS
enum (0xA5/0x5A)
0xA5: Test mode release
0x5A: Test mode request
Output (Value x 10)
Flags (0 - 0xFFFF)
bit 0: Input1
bit 1: Input2
bit 2: Input3
bit 3: Input4
bit 4: Input5
bit 5: Input6
bit 6: Input7
[0, 1] bit 7: Input8
bit 10: SW1-1
bit 11: SW1-2
bit 12: SW1-4
bit 13: eBUS RX
bit 14: eBUS-1 RX
bit 15: not used
Flags (0 - 0xFF)
bit 0: Relay1 [OFF, ON]
bit 1: Relay2 [OFF, ON]
bit 2: Relay3 [OFF, ON]
[0, 1] bit 3: Relay4 [OFF, ON]
bit 4: DL1 [OFF, ON]
bit 5: DL2 [OFF, ON]
bit 6: DL3 [OFF, ON]
bit 7: DL4 [OFF, ON]
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executed in Standby mode.
The other Write messages
are executed only in Test
0-10V
bit 8: Key1
bit 9: Key2
Default/(Comments)
(Write Only)
This command is only
mode.
(Read/Write)
(Read Only)
(Read Only)
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