VFD-B Series 
DELTA ELECTRONICS, INC. ALL RIGHTS RESERVED 
8-6
Parameters Explanation  Settings 
Factory 
Setting
03: Controlled by the RS-485 
communication interface, keypad 
STOP enabled. 
 
 
04: Controlled by the RS-485 
communication interface, keypad 
STOP disabled. 
 
02-15 
Keyboard Frequency 
Command   
0.00 ~ 400.00Hz    60.00