Delta Electronics VFD007S23A Manuale Utente

Chapter 5 Parameters|VFD-S Series 

5-4

 

Revision August 2006, SE08, SW V2.61

2-00 

Source of Master Frequency 
Command 

d4: Master Frequency operated by 

RS-485 serial communication 
interface and record frequency 
of power loss. (record the 
frequency of power loss and it 
can do analog overlap plus) 

d5: Master Frequency operated by 

RS-485 serial communication 
interface and won’t record 
frequency before power loss. 
(won’t record the frequency of 
power loss and it can do analog 
overlap plus) 

d0 

 

2-01 

Source of Operation  
Command 

d0: Digital Keypad 
d1: External terminals. Keypad 

STOP/RESET enabled. 

d2: External terminals. Keypad 

STOP/RESET disabled. 

d3: RS-485 serial communication 

(RJ-11) .Keypad STOP/RESET 
enabled. 

d4: RS-485 serial communication 

(RJ-11). Keypad STOP/RESET 
disabled. 

d0 

 

2-02 Stop 

Method 

d0: STOP: ramp to stop; E.F.: coast 

to stop 

d1: STOP: coast to stop; E.F.: coast 

to stop 

d0 

 

2-03 

PWM Carrier Frequency Selections 

d3: 3KHz 
d4: 4KHz 
d5: 5KHz 
d6: 6KHz 
d7: 7KHz 
d8: 8KHz 
d9: 9KHz 
d10: 10KHz 

d10 

 

2-04 

Motor Direction Control 

d0: Enable forward/reverse 

operation 

d1: Disable reverse operation 

d0 

 

2-05 

Loss of ACI Signal 

d0: Decelerate to 0 Hz 
d1: Coast to stop and display “EF” 
d2: Continue operation by last 

frequency command 

d0 

 

2-06 

Analog Auxiliary Frequency Operation

d0: Disable 
d1: Enable + AVI 
d2: Enable + ACI 

d0