www.a-ts.cn A-TS Technology RT20
21
B2
terminals,
common DC bus
terminal
circuit B2 and B3.
When using external braking resistor,
disconnect B2 and B3, and connect the
braking resistor between P and B2.
When using a common DC bus, P/N
terminals are connected to positive/negative
voltage respectively.
B3
N(-)
U
Motor power
terminals
It must be connected with the U, V, W, PE
terminals of the motor correspondingly.
(Note, the PE is the terminal on the metal
heat sink of the drive)
V
W
PE
WARNING
L1/L2/L3 cannot be connected to single-phase 380V, but must be connected
to three-phase 380V. Short-circuit L1C and L1, L2C and L2.
3.2.3 Command terminal CN3
Pulse sequence command mode
RT20 command terminal CN3 includes pulse and direction input pins,
digital input pins, digital output pins, and encoder feedback output pins. In
the pulse sequence command mode, the pins on the terminal CN3 are as
shown below.