VPGate EtherNet/IP™ manual | rev. A | September 2017 | ©PROCENTEC 3/109
3.2.4.4.6. Write_Holding_Registers Service..................................................................... 25
3.2.4.4.7. Error Checking .................................................................................................. 26
3.2.5. TCP/IP Interface Object.................................................................................... 27
3.2.5.1. Class Attributes ................................................................................................ 27
3.2.5.2. Instance Attributes........................................................................................... 27
3.2.5.3. Instance Services .............................................................................................. 29
3.2.6. Ethernet Link Object......................................................................................... 30
3.2.6.1. Class Attributes ................................................................................................ 30
3.2.6.2. Class-Specific Service........................................................................................ 30
3.2.6.3. Instance list....................................................................................................... 30
3.2.6.4. Instance Attributes........................................................................................... 30
3.2.6.5. Instance Services .............................................................................................. 31
4. SOFTWARE CONFIGURATION .......................................... 32
4.1. Configuration of the EtherNet/IP™ Scanner ............................................................ 32
4.2. Integrating The VPGATE in a project........................................................................ 32
4.2.1. Importing an EDS file into the engineering tool............................................... 32
4.2.2. Integrating the VPGATE in a configuration tool............................................... 33
4.2.2.1. Integration by network detection .................................................................... 33
4.2.2.2. Manual integration........................................................................................... 36
4.3. General configuration of VPGATE ............................................................................ 40
4.4. Exclusive owner connection for MODBUS Master mode ........................................ 41
4.4.1. Operating principle........................................................................................... 41
4.4.2. Configuration.................................................................................................... 41
4.4.3. Input assembly (TO) ...................................................................................... 41
4.4.4. Output assembly (OT) ................................................................................... 42
4.4.5. Configuration assembly.................................................................................... 42
4.4.6. Setting MODBUS Master mode in a configuration tool................................... 45
4.4.7. MODBUS Master behaviour according to EtherNet/IP™ connection status ... 46
4.5. Exclusive owner connection for MODBUS Slave mode ........................................... 47
4.5.1. Operating principle........................................................................................... 47
4.5.2. Configuration.................................................................................................... 47
4.5.3. Input assembly (TO) ...................................................................................... 47
4.5.4. Output assembly (OT) ................................................................................... 48
4.5.5. Configuration assembly.................................................................................... 48
4.5.6. Setting MODBUS Slave mode in a configuration tool ...................................... 49
4.6. Exclusive owner connection for TRANSPARENT mode ............................................ 52
4.6.1. Operating principle........................................................................................... 52
4.6.2. Configuration.................................................................................................... 54
4.6.3. Input assembly (TO) ...................................................................................... 55
4.6.4. Output assembly (OT) ................................................................................... 55
4.6.5. Configuration assembly.................................................................................... 55
4.6.6. Setting TRANSPARENT mode in a configuration tool....................................... 59
4.7. Input Only connection.............................................................................................. 60
4.7.1. Input assembly (TO) ...................................................................................... 60
4.7.2. Output assembly (OT) ................................................................................... 61
4.7.3. Configuration assembly.................................................................................... 61
4.8. Listen Only connection............................................................................................. 62
