Chapter 3 Mechanical and Electrical Installation
ACH200 Series High Voltage Variable Frequency Speed Control System Operating Manual
37
Classifica
tion
Termi
nal
Functional description of the
terminal
Technical specification
4.
Input impedance: 1.1kΩ
High
speed
pulse
Impulse
output
HDO
High-speed pulse output terminal
(common Y8 terminal)
1.
Optocoupler isolation
2.
Maximum output frequency
50.000kHz
Analogue
input
AI1 Analogue input terminal 1
1.
Loop connection to GND
2.
The recommended input
voltage is +10V, which comes
with the AC drive speed
control system.
3.
Range of -10V to +10V for
external input voltage
4.
In case of current input, the
current range is 0mA to 20mA,
where 20mA current
corresponds to +10V
5.
20kΩ impedance for voltage
input; 500Ω impedance for
current input
AI2 Analogue input terminal 2
AI3 Analogue input terminal 3
AI4 Analogue input terminal 4
Analogue
output
AO1 Analogue output terminal 1
1.
Output voltage and current
relative to GND terminal
2.
Output voltage range
0V~+10V, output current
range 0mA~20mA
3.
For voltage output, the
allowable output impedance is
≧
5kΩ, for current output, the
allowable output impedance is
100Ω~5000Ω
AO2 Analogue output terminal 2
AO3 Analogue output terminal 3
AO4 Analogue output terminal 4
AO5 Analogue output terminal 5
24V
power
supply
+24V
The system comes with its own 24V
power supply for the digital inputs as
well as the high-speed pulse inputs.
——
COM 24V power supply common
——
