Armstrong 3750 - Building Automation System (Twin System) - Modbus RTU

installation &
operating instructions
3750 Pulpress
Pressurisation unit
24
Building Automation System (Twin System) – Modbus RTU
modbus
address
signal
type
data
type
read/
write
description range units
1 Digital Bool r/w Remote Start on/off Toggle
2 Digital Bool r/w Alarm Reset on/off Toggle
40001 Analog Integer r/w Pump 1 Mode 0-O, 1-Hand, 2-Auto Numeric
40002 Analog Integer r/w Pump 2 Mode 0-O, 1-Hand, 2-Auto Numeric
40003 Analog Integer r/w Number of Pumps 1 to 2 Numeric
40005 Analog Integer r/w
System 1 Excessive Number of
Start num
1 to 99 Numeric
40007 Analog Integer r/w System 1 Excessive Start min 1 to 720 Minute
40009 Analog Integer r/w
System 2 Excessive Number of
Start num
1 to 99 Numeric
40011 Analog Integer r/w System 2 Excessive Start min 1 to 720 Minute
40013 Analog Integer r/w Pump Pulse Cycle Time 1 to 99 Seconds
40015 Analog Real r/w Max Pump Run Time 1 to 990 Minute
40017 Analog Real r/w Pump Pulse Cyc Start interval 1 to 8640 Hours
40019 Analog Real r/w
System 1 Pump Cut Out Fill
Pressure
0 to Pump cop High Limit Bar/PSI/Kpa/m/ft
40021 Analog Real r/w
System 1 Pump Cut In Fill
Pressure-Di
0 to Pump cop High Limit Bar/PSI/Kpa/m/ft
40023 Analog Real r/w
System 1 High Pressure Alarm
Setting
0 to System 1 Pressure Transducer
High Range
Bar/PSI/Kpa/m/ft
40025 Analog Real r/w
System 1 Low Pressure Alarm
Setting
0 to System 1 Pressure Transducer
High Range
Bar/PSI/Kpa/m/ft
40027 Analog Real r/w
System 2 Pump Cut Out Fill
Pressure
0 to Pump cop High Limit Bar/PSI/Kpa/m/ft
40029 Analog Real r/w
System 2 Pump Cut In Fill
Pressure-Di
0 to Pump cop High Limit Bar/PSI/Kpa/m/ft
40031 Analog Real r/w
System 2 High Pressure Alarm
Setting
0 to System 2 Pressure Transducer
High Range
Bar/PSI/Kpa/m/ft
40033 Analog Real r/w
System 2 Low Pressure Alarm
Setting
0 to System 2 Pressure Transducer
High Range
Bar/PSI/Kpa/m/ft
40035 Analog Real r/w Pressure Dip Delay 0 to 100 Seconds
40037 Analog Real r/w
System 1 Pressure Transducer
Zero Range
0 to 9999 Bar/PSI/Kpa/m/ft
40039 Analog Real r/w
System 1 Pressure Transducer
High Range
0 to 9999 Bar/PSI/Kpa/m/ft
40041 Analog Real r/w
System 2 Pressure Transducer
Zero Range
0 to 9999 Bar/PSI/Kpa/m/ft
40043 Analog Real r/w
System 2 Pressure Transducer
High Range
0 to 9999 Bar/PSI/Kpa/m/ft
40046 Analog Integer r/w bas Protocol 1-n/a, 2-n/a, 3-Modbus, 4-BacNet Numeric
40047 Analog Integer r/w bas Address 1 to 127 Numeric
40048 Analog Integer r/w bas Baudrate 0-9600, 1-19200, 2-38400 Numeric
40049 Analog Integer r/w Pressure Unit Selection 0-Bar, 1-PSI, 2-KPa, 3-meter, 4-foot Units
40050 Analog Integer r/w
Pressure Unit Selection for
Sensor
0-Bar, 1-PSI, 2-KPa, 3-meter, 4-foot Units
30001 Analog Real r System 1 Pressure Transducer Bar/PSI/Kpa/m/ft
30003 Analog Real r System 2 Pressure Transducer Bar/PSI/Kpa/m/ft
30006 Analog Integer r Pump 1 Hour Run Hours
30008 Analog Integer r Pump
2 Hour Run Hours
30010 Analog Integer r Pump 1 HOA 0-O, 1-Hand, 2-Auto Numeric
30012 Analog Integer r Pump 2 HOA 0-O, 1-Hand, 2-Auto Numeric
10001 Digital Bool r Pump 1 Command on/off
10002 Digital Bool r Pump 1 Command on/off