DRV-28 inverter
s Communication protocol
-258-
connected in chrysanthemum mode with one 120 Ω terminal resistor on each end, as shown in Fig
9.2. Fig 9.3 is the simplified wiring diagram, and Fig 9.4 is the practical application diagram.
1 #
2 #
3 #
4 #
32 #
120
Ω
120
Ω
Fig 9.2 On-site chrysanthemum connection diagram
1#
2#
3#
31 #
Master
A+
B-
A+
B-
Fig 9.3 Simplified chrysanthemum connection diagram
Fig 9.4 Practical application diagram of chrysanthemum connection
Fig 9.5 shows the start connection diagram. When this connection mode is adopted, the two devices
that are farthest away from each other on the line must be connected with a terminal resistor (in Fig
9.5, the two devices are devices 1# and 15#).
