Chapter 2 Product Information 
 
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Item Specifications 
MF.K Key 
Programmable key: Select the command channel 
switching/forward and reverse rotations/jog operation. 
running command 
channel  
Two kinds of channels: Operation panel reference, 
control terminal reference 
Frequency source 
Multiple frequency sources: digital reference, analog 
voltage reference, analog current reference and pulse 
reference. Switching among multiple modes is 
available.  
Input 
output 
 
Auxiliary Frequency 
source  
It can implement fine tuning and synthesis of auxiliary 
frequency.  
Input terminal   
There are four digital input terminals, one of which 
can be used as high-speed pulse input.   
There are two analog input terminals, one of which 
can be used only as voltage input, while the other can 
be used as voltage or current input.   
Characteristics
Output terminal   
One digital output terminal 
One relay output terminal 
One analog output terminal; outputs of setting 
frequency and output frequency are enabled. 
Display and 
Keyboard 
Operation 
LED display   
It is able to display multiple parameters, such as 
setting frequency, output frequency, output voltage 
and output current. 
protection 
function  
 
It can implement power-on motor short-circuit 
detection, input/output phase loss protection, over 
current protection, over voltage protection, under 
voltage protection, over heat protection and overload 
protection.  
Using Place   
Indoor, and being free from direct sunshine, dust, 
corrosive gas, combustible gas, oil smoke, vapor, drip 
or salt.   
Environment Protection class  IP20 
 
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