Overview Page 3 / 76
Table of Contents
1. Overview.........................................................................................................................................5
2. Installing the sensors and joining the LoRaWAN Network ............................................................6
2.1 Installing the FM432e (optical reading of electricity meters) ........................................................... 6
2.2 Installing the FM432ir (optical reading of electricity meters in Germany) ....................................... 8
2.3 Installing the FM432g (optical reading of gas meters) .................................................................... 10
2.4 Installing the FM432p (detecting meter pulse outputs: gas, water, elec, heat…)........................... 11
2.5 Installing the FM432t (measuring temperature)............................................................................. 12
3. Replacing batteries in a sensor ....................................................................................................13
4. Removing the batteries to make a sensor forget its join.............................................................13
5. Decoding FM432e_nc_1mn messages.........................................................................................14
5.1 Types of messages........................................................................................................................... 14
5.2 Data message (T1) structure............................................................................................................ 14
5.3 Service message (T2) structure........................................................................................................ 16
5.4 Code examples................................................................................................................................. 17
6. Decoding FM432e_nc_10mn and FM432e_nc_15mn messages ................................................19
6.1 Types of messages........................................................................................................................... 19
6.2 Data message (T1) structure............................................................................................................ 19
6.3 Service message (T2) structure........................................................................................................ 21
6.4 Technical message #1 (TT1) structure ............................................................................................. 21
6.5 Technical message #2 (TT2) structure ............................................................................................. 22
6.6 Code examples................................................................................................................................. 22
7. Decoding FM432ir_nc_1mn messages ........................................................................................25
7.1 Types of messages........................................................................................................................... 25
7.2 Data message (T1) structure in the case of an infrared meter (mME)............................................ 25
7.3 Data message (T1) structure in the case of an electromechanical meter....................................... 27
7.4 Service message (T2) structure in the case of an infrared meter (mME)........................................ 28
7.5 Service message (T2) structure in the case of an electromechanical meter................................... 30
7.6 Code examples................................................................................................................................. 31
8. Decoding FM432ir_nc_15mn.......................................................................................................35
8.1 Types of messages........................................................................................................................... 35
8.2 Data message (T1) structure in the case of an infrared meter (mME)............................................ 35
8.3 Data message (T1) structure in the case of an electromechanical meter....................................... 37
8.4 Service message (T2) structure in the case of an infrared meter (mME)........................................ 38
8.5 Service message (T2) structure in the case of an electromechanical meter................................... 40
8.6 Code examples................................................................................................................................. 41
9. Decoding FM432g_nc_10mn et FM432g_nc_15mn....................................................................45