Specifications

Table of Contents
1. Address planing ............................................................................................................................... 5
1.1. End devices connected via serial interface .......................................................................... 5
1.2. End devices connected over Ethernet .................................................................................. 8
1.3. Ethernet addressing ............................................................................................................. 9
2. SNMP for RACOM RipEX ............................................................................................................. 12
2.1. Simple Network Management Protocol .............................................................................. 12
2.2. SNMP in RipEX .................................................................................................................. 13
3. Data speed and Modulations ........................................................................................................ 21
3.1. Narrowband radio transmitter ............................................................................................. 21
3.2. Narrowband radio receiver ................................................................................................. 25
3.3. Conclusion .......................................................................................................................... 28
4. Autospeed ..................................................................................................................................... 30
5. Back-to-Back repeater ................................................................................................................... 32
5.1. Back to Back in Bridge mode ............................................................................................. 32
5.2. Back to Back in Router mode ............................................................................................. 32
6. Combining MORSE and RipEX networks ..................................................................................... 34
6.1. RipEX part in Bridge mode ................................................................................................. 34
6.2. RipEX in Router mode ........................................................................................................ 35
7. Profibus ......................................................................................................................................... 37
7.1. Bridge and Router modes .................................................................................................. 37
7.2. Profibus settings ................................................................................................................. 38
7.3. RipEX settings .................................................................................................................... 40
7.4. Advanced settings .............................................................................................................. 41
8. Modbus TCP/RTU ......................................................................................................................... 43
8.1. Modbus RTU ...................................................................................................................... 43
8.2. Modbus TCP ...................................................................................................................... 44
8.3. Modbus TCP, local TCP/IP connection .............................................................................. 45
8.4. Master - Modbus TCP, slaves - Modbus RTU .................................................................... 46
8.5. Master Modbus TCP, slaves Modbus RTU or Modbus TCP .............................................. 47
8.6. Multiple Modbus TCP or Modbus RTU Masters and Slaves .............................................. 47
9. UNI protocol .................................................................................................................................. 49
9.1. MASTER – SLAVE communication .................................................................................... 49
9.2. MASTER – SLAVE with several Masters ........................................................................... 51
9.3. MASTER – MASTER ......................................................................................................... 51
9.4. MASTER UNI – ASYNC LINK SLAVES ............................................................................. 51
10. Channel access ........................................................................................................................... 53
10.1. Collisions .......................................................................................................................... 53
10.2. Bridge mode ..................................................................................................................... 54
10.3. Bridge mode and COM stream ......................................................................................... 57
10.4. Router Mode ..................................................................................................................... 58
A. Revision History ............................................................................................................................ 60
3© RACOM s.r.o. – RipEX Application notes