TD350 Series VFD Basic operation instructions
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Detailed parameter description
25: Ramps reference frequency
(bipolar)
26: Running speed (bipolar)
27: Set value 2 of
EtherCAT/PROFINET/Ethernet IP
communication
28: C_AO1 from PLC (You need to set
P27.00 to 1.)
29: C_AO2 from PLC (You need to set
P27.00 to 1.)
30: Running speed (relative to 2 times
the rotating speed of the motor)
31: Output torque
32–47: Reserved variable
Lower limit of AO1 output
Corresponding AO1 output of
lower limit
Upper limit of AO1 output
Corresponding AO1 output of
upper limit
Lower limit of HDO output
Corresponding HDO output of
lower limit
Upper limit of HDO output
Corresponding HDO output of
upper limit
5.5.11 Digital input
The TD350 series VFD carries four programmable digital input terminals and two HDI input terminals.
The function of all the digital input terminals can be programmed by function codes. HDI input
terminal can be set to act as high-speed pulse input terminal or common digital input terminal; if it is
set to act as high-speed pulse input terminal, users can also set HDIA or HDIB high-speed pulse input
to serve as the frequency reference and encoder signal input.