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Appendix A - Modbus Variable Map
Address
Address
Address
Description
Description
Description
Permissions
Permissions
Permissions
Units
Units
Units
Low
Low
Low
High
High
High
Notes
Notes
Notes
403036
Percentage Drive
Minimum Setpoint
Read/Write
Percent
0
99.0
Scaled as 1% = 65536
Active when 403094 = 0
403038
System, Flow Rate
Maximum
Read/Write
cc
0
999000
Used for F3 alarm
403040
System, Flow Rate
Minimum
Read/Write
cc
0
999000
Used for F2 alarm
403042
System, Meter
K-Factor
Read/Write
cc/pulse
0x028F
0x3E7FFFF 1 cc = 65536
403044
System, Pressure
Transducer Type
Read/Write
Value
0
3
0 = Not Installed
1 = 16H282 100 psi
2 = 16P289 500 psi
3 = 15M669 7500 psi
403046
System, Pressure
Transducer Offset
Read/Write
mV
403048
System, Pressure
Transducer Scale
Read/Write
mV/bar
403050
System, Job
Volume Units
Read/Write
Value
0
2
0 = cc
1 = l
2 = gal
403052
System, Pressure
Maximum
Read/Write
bar
0
0x44E584
Scaled as 1 bar = 65536
Used for P3 alarm
403054
System, Pressure
Minimum
Read/Write
bar
0
0x44E584
Scaled as 1 bar = 65536
Used for P2 alarm
403056
Display, Pressure
Alarm Enable
Read/Write
bar
0
1
0 = Off
1 = On
Used for P3 and P2 alarms
403058
Software version
identifier
Read/Write
Value
0
32-bit
403060
Password
Read/Write
Value
0
9999
403062
Flow alarm range
as percentage of
setpoint
Read/Write
Bit
0
1
403064
Flow alarm range
percentage of
setpoint
Read/Write
Value
0
99
403066
Pressure alarm
range as
percentage of
setpoint
Read/Write
Bit
0
1
403068
Pressure alarm
range percentage
of setpoint
Read/Write
Value
0
99
403070
Unused
Read/Write
403072
Logged job
maximum target
Read/Write
cc
0
999999
403074
Logged job
minimum target
Read/Write
cc
0
999999
403076
Logged job target
alarm enable
Read/Write
Bit
0
1
403078
Display, Pressure
Alarm Auto Clear
Read/Write
Bit
0
1
0 = Off
1 = On
Used for P3 and P2
deviations
3A6948A
85