Title: +038=360.012-#####._06-BA-ESR NI-DV Controller Nicotra Gebhardt - Operating Instruction.pdf
The Modbus terminals are internally connected in parallel to the Modbus pins in the RJ12 connectors marked ”A” and ”B”.The three 3 RJ12 connectors are marked ”A”, ”B” and ”C”.o ”A”: Modbus connection, slave, +24V voltage supply in connector. o ”B”: Modbus connection, slave, no voltage supply in connector. o ”C”: Modbus connection, master, external equipment, e.g.PTH/VOC. See fig. 3-10.Aunshielded,30 6-core, mm² AWG/0.066 telecommunications or similar type of ribbon cable can for Modbus be also communication.cableusedo Attach RJ12 connectors to both ends using a special- purpose tool.Fig. 3-13.2NoteRJ12 connectors must be fitted to the ends in such a way that both connectors have the same colour sequence as the cable. See fig. 3-12-2.Connect A/D control signals to the terminal strip, see fig. 3-14.1 • For further information on using the spring terminals, see section 3.4.10.