INVT Goodrive20-UL VFD Series Operation Manual page 22

Goodrive20-UL Series VFD
Type
Communication
Digital
input/output
Analog
input/output
Terminal Function
name description
485+
485- communication
S1
S2
Digital input
S3
S4
High frequency
HDI
input channel
Digital power
PW
Y1
Digital output
COM
External 10V
+10V reference power
AI2
Analog input
AI3
Analog reference
GND
AO1 Analog output
485
485 communication interface
1. Internal impedance: 3.3kΩ
2. 12–30V voltage input is available
3. The terminal is the dual-direction
input terminal
4. Max. input frequency: 1kHz
Except for S1–S4, this terminal can
be used as high frequency input
channel.
Max. inputfrequency: 50kHz
Duty cycle: 30%–70%
To provide the external digital
power supply
supply
Voltage range: 12–30V
Contact capacity: 50mA/30V
Common terminal of the open
collector output
10V reference power supply
Max. output current: 50mA
As the adjusting power supply of
the external potentiometer
supply
Potentiometer
above
1. Input range: AI2 voltage and
current can be chosen:
0–10V/0–20mA; AI3: -10V–+10V.
2. Input impedance:voltage input:
20kΩ; current input: 500Ω.
3. Voltage or current input can be
set by dip switch.
4. Resolution: the minimum AI2/AI3
is 10mV/20mV when 10V
corresponds to 60Hz.
Analog reference ground
ground
1. Output range: 0–10V or 0–20mA
2. The voltage or the current output
-17-
Installation guidelines
Technical specifications
resistance: 5kΩ