Delta VFD-B User Manual

Chapter 5 Parameters|VFD-B Series
Revision July 2008, BE16, SW V4.08 & V5.00 5-95
while(!(inportb(PORT+LSR) & 0x20)); /* wait until THR empty */
outportb(PORT+THR,tdat[i]); /* send data to THR */ }
i=0;
while(!kbhit()){
if(inportb(PORT+LSR) & 0x01){ /* b0==1, read data ready */
rdat[i++]=inportb(PORT+RDR); /* read data form RDR */
} } }
09 - 05 Reserved
09 - 06 Reserved
09 - 07 Response Delay Time Unit: 2
Settings 00 ~ 200 msec Factory Setting: 00
 This parameter is the response delay time after AC drive receives communication command
as shown in the following.
RS485 BUS
PC or PLC command
Handling time
of AC drive
Response Delay Time
Response Message of AC Drive
Max.: 6msec
Pr.09-07
* This parameter is only for firmware version 4.01 and higher.

Delta VFD-B Specifications

General

Series	VFD-B
Power Range	0.4kW to 15kW
Control Method	V/F Control, Sensorless Vector Control
Overload Capacity	150% for 60 seconds
Braking Unit	Built-in
Communication	RS-485
Protection Features	Over-voltage, Over-current, Overheat, Under-voltage, Ground fault, Short circuit