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RFM-LR1

User Manual  v1.1

CID

Command

Transmitted by 

Short Description 

0x02 

LinkCheckReq

End device

Used by an end device to validate its connectivity to 

a network.  

0x02 

LinkCheckAns

Gateway

Answer to LinkCheckReq command. Contains the  

received signal power estimation indicating to the  

end device the quality of reception (link margin). 

0x03

LinkADRReq

Gateway

Requests the end device to change data rate, 

transmit power, repetition rate or channel.  

0x03

LinkADRAns

End device

Acknowledges the LinkRateReq. 

0x04

DutyCycleReq

Gateway

Sets the maximum aggregated transmit duty cycle 

of a device 

0x04

DutyCycleAns

End device

Acknowledges a DutyCycleReq command 

0x05

RXParamSetupReq

Gateway

Sets the reception slots parameters 

0x05

RXParamSetupAns

End device

Acknowledges a RXSetupReq command 

0x06

DevStatusReq

Gateway

Requests the status of the end device 

0x06

DevStatusAns

End device

Returns the status of the end device, namely its 

battery level and its demodulation margin  

0x07

NewChannelReq

Gateway

Creates or modifies the definition of a radio 

channel  

0x07

NewChannelAns

End device

Acknowledges a NewChannelReq command 

0x08

RXTimingSetupReq

Gateway

Sets the timing of the of the reception slots 

0x08

RXTimingSetupAns

End device

Acknowledges RXTimingSetupReq command 

LoRa MAC Commands

The RFM-LR1 can be controlled over by sending down link commands.

The following MAC commands per LoRaWAN specification 1.0.2 

Contact Info

B METERS srl

 

Via Friuli, 3 • Gonars 33050 (UD) • ITA

LY

Te

l: +39 0432 931415

Fax: +39 0432 9926

61

E-M

ail (sales/info): [email protected]

E-mail (support): [email protected]

Web: www.bmeters.com

Summary of Contents for RFM-LR1

Page 1: ...deactivated The device activates when the red button is pressed for more than 8 seconds This happens automatically when the unit is mounted on to a GSD8 RFM mechanical water meter The following safety...

Page 2: ...essages are received The device tries to re join the network if it has not heard anything from the network for 288 uplinks 36 days Startup Sequence When the device has joined the network startup trans...

Page 3: ...al Physical installation process 1 Mount RFM LR1 unit on the water meter 2 Mount the locking pin and seal If you require further support please contact support bmeters com or your vendor Activating on...

Page 4: ...n this alarm flag is set Magnetic fraud attempt The module has a detector that can sense if a magnet is used to manipulate the function of a dry dial water meter If a magnet is sensed the alarm flag i...

Page 5: ...re key storage Battery life Battery life length 10 years at 4 hour intervals at SF12 Primary cell Lithium Manganese 3V Capacity 2 2 Ah Method Optical readout Using infrared diodes Weight Weight 85 g C...

Page 6: ...mands to be sent After approximately 2 minutes the device changes to Operational state Port Port 1 Payload 0x01 20 00 0x01 Data type 0x20 Status command 0x00 bit0 0 Normal startup bit1 0 No boot probl...

Page 7: ...o alarms 0x00 clears all alarms 0x80 clears all alarms except module removed etc 0x21 Volume Uint32 Big endian Liter Query Yes Volume as indicated on meter x 0 001 m3 0x22 Reporting interval Uint16 Bi...

Page 8: ...ting Module removed alarm flag Downlink 012000 Uplink 012000 Resets all alarm flags Downlink 012205A0 Uplink 012205A0 Sets the Reporting interval to 1440 minutes 24 hours Downlink 0227 Uplink 01270000...

Page 9: ...on slots parameters 0x05 RXParamSetupAns End device Acknowledges a RXSetupReq command 0x06 DevStatusReq Gateway Requests the status of the end device 0x06 DevStatusAns End device Returns the status of...

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