Advertisement
Index
Description
Datatype
0x03
FW build hash
6 x Uint8
0x05
Device reset
0x06
CPU voltage
Uint8
Uint16
0x0A
CPU temperature
Big endian
0x20
Status
Uint8
Uint32
0x21
Volume
Big endian
Uint16
0x22
Reporting interval
Big endian
Uint32
0x25
Starting value
Big endian
Uint32
0x27
Back flow volume
Big endian
Uint16
0x2B
Q3MaxFlow
Big endian
0x2C
Leak Window size
Uint8
0x2D
Leak Zero tolerance UInt8
RFM-LR1
Encoding
Valid range
Access
Query
Action
25mV/
0 - 3.6V
Query
LSB
0.01C /
-50 - +125 C
Query
LSB
Set
Bitfield
Query
Liter
Query
Set
Minutes
1-10080
Query
Set
Liter
Query
Liter
Query
Set
Liters per hour
0 - 65535
Query
Number of 15
Set
1 - 255
seconds samples
Query
Opto phase
Set
0 - 255
changes
Query
Unsolicited
Description
No
Unique number that identifies the firmware version
No
Reset of device
Read CPU voltage.
No
Max/min ranges depend on battery chemistry.
Temperature from CPU sensor with 50 °C offset.
No
Approximately 5 °C accuracy.
Bit 7: Flow exceeds Q3 at least for 10 min
Bit 6: -
Bit 5: Magnetic fraud attempt
Bit 4: -
Yes
Bit 3: Module removed
Bit 2: -
Bit 1: -
Bit 0: Leakage during last 24 hours
Yes
Volume as indicated on meter x 0.001 m3
No
Reporting interval in minutes
Volume as indicated on meter
No
x 0.001 m3
Volume as indicated on meter
No
x 0.001 m3
No
Corresponds to mechanical meter Q3 (based on pipe)
The size, in units of 15 seconds sample windows, in
No
which we expect flow below "zero tolerance" to reset
leak detection
Zero tolerance, max number of shaft phase changes
No
considered "not moving".
Note
To clear alarms:
0xFF clears no alarms,
0x00 clears all alarms,
0x80 clears all alarms except
'module removed' etc.
User Manual v1.1
Advertisement
