User`s manual
http://www.adtechcn.com   7 
Input voltage: 5-24V; 
High level: >4.5V; 
Low level: <1.0V; 
Isolation voltage: 2500V DC. 
Pulse output: 
Channel: 4-axis pulse, 4-axis direction, full optical coupler isolation; 
Max. pulse frequency: 2MHz; 
Output type: 5V differential output; 
Output mode: pulse+direction or pulse+pulse. 
Output of switch value: 
Channel: 18
, full optical coupler separation; 
Output type: NPN collector open-circuit 5-24VDC, rated current 0.5A, with max. current of 1 A for single path. 
RS-232 communication rate (bps): 
115200 
) Outer dimensions 










