Delt VFD Series - VFD-L

42 of 81
VFD-L
Q Can the digital inputs be operated from 24V?
A Yes, this is possible.
VFDxxxL21A or ...B: They have NPN inputs that are activated by shorting them to
ground.
VFDxxxL21D or ...E: They have PNP inputs. Either the internal 15V or an external
24V supply can be used.
+15V 30mA max
M0
M1
M2
VFDxxxL21D or ...E
M3
GND
M0
M1
M2
VFDxxxL21D or ...E
M3
+24V
+15V 30mA max
+
−
Using internal 15V/30mA supply Using external 24V suppl
Q What does error code “23” mean?
A The fault codes have been extended; this info is not in the manual:
1
oc
13
FAIL
25
AN4
2
oU
14
LV
26
AN5
3
oH
15
cF1
27
AN6
4
oL
16
cF2
28
AN7
5
oL1
17
bb
29
HPF.1, IRQ0(OC)
6
EF
18
oL2
30
HPF.2, IRQ1(CC)
7
cF3
19
cFA
31
HPF3
8
HPF
20
codE
32
CE10
9
ocA
21
oPE
33
cdog, cpu watchdog
10
ocd
22
cF3.1 (AN1(DCBUS) FAIL
34
S
-Er. S/W Error
11
ocn
23
cF3.2 (AN2(VTH) FAIL)
35
Eto, EEPROM timeout
12
GF
24
cF3.3 (AN3(VCPP) FAIL
-
-
Q What is the difference in high and low torque setting on VFD-L1?
A High torque output is V
out
=V
command
+ 8% Rated input voltage.
Low torque output is V
out
=V
command
.