YASKAWA VS-686SS5 - 3.4 Wiring the Control Circuit

36
3.4 WIRING THE CONTROL CIRCUIT
The following table outlines the functions of the control circuit terminals. Wire according to each ter-
minal function.
(1) Functions of Control Circuit Terminals
Table 8 Control Circuit Terminals
Classifi-
cation
Terminal Signal Function Description Signal Level
1
Forward run/stop Forward run when closed, stop when open
l
2
Reverse run/stop Reverse run when closed, stop when open
S
ignal
3
External fault input
Fault when closed, normal state when
open
p
ut
S
4
Fault reset input Reset when closed
Ph t l
ilti
n
ce Inp
u
5
Master/Auxiliary change
(Multi-step speed reference 1)
Auxiliary speed reference when closed
Multi-function contact
inputs (H1-01 to H1-06)
Photo-coupler insulation
Input : +24 VDC 8 mA
q
uen
c
6
Multi-step speed reference 2 Effective when closed
inputs
(H1 01
to
H1 06)
S
eq
u
7
Jog reference Jog run when closed
S
8
External baseblock Inv. output stop when closed
11
0V for sequence input

15
+15 V
Power supply output
For analog command +15 V power supply
+15 V
(Allowable current 20 mA max.)
g
nal
33
-15 V
Power supply output
For analog command -15 V power supply
-15 V
(Allowable current 20 mA max.)
p
ut Sig
n
13
Master speed reference
-10 to +10 V/-100% to +100%
0 to +10 V/100%
-10 to +10 V (20 kΩ),
0 to +10 V (20 kΩ)
g
Inp
u
14
Master
speed
reference
4 to 20 mA/100%, -10 to +10 V/-100% to +100%, 0 to +10 V/100%
4 to 20mA (250Ω)
A
nalog
I
16
Multi-function analog input
-10 to +10V/-100% to +100%
0 to +10 V/100%
Auxiliary analog input
(H3-05)
-10 to +10V (20kΩ),
0 to +10V (20kΩ)
A
n
17
Common terminal for control circuit
 
12
Connection to shield sheath of signal
lead or optional unit grounding
 
9
During
running
(NO
contact)
Closed
when
running
Dry contact
Contact capacity:
g
nal
10
Dur
i
ng runn
i
ng
(
N
O
contact
)
Cl
ose
d
w
h
en runn
i
ng
M lti f ti
tt
Contact
capacity:
250 VAC 1 A or less
30 VDC 1 A or less
Sig
25
Zero
speed
detection
Closed at zero-speed level (b2-01) or
bl
Multi-function output
p
ut
S
25
Zero spee
d
d
etect
i
on
Closed
at
zero speed
level
(b2 01)
or
below
O
ll t
tt
u
tp
u
26
Sd
di
Closed
when
the
speed
reaches
to
Open collector output
48
50
l
*
O
u
t
26
S
p
eed a
g
ree detection
Cl
ose
d
w
h
en
th
e spee
d
reac
h
es
t
o
¦
2
Hz
of
set
speed
Open
collector
output
48 V 50 mA or less *
eO
26
Speed
agree
detection
¦
2 Hz of set speed.
48
V
50
mA
or
less
e
nce
27
Open collector output common

e
que
18
Flt
h
ld
bt
til
18
d
20
Dry contact
Ctt
it
Se
19
Fault contact output (NO/NC contact)
Fault when closed between terminals 18 and 20
Fault when o
p
en between terminals 19 and 20
y
Contact capacity:
250 VAC 1 A or less
20
p
(
)
Fault
when
open
between
terminals
19
and
20
250
V
AC
1
A
or
less
30 VDC 1 A or less
utput
21
Rotation speedometer output 0 to +10 V/100% rotation speed
Multi-function analog
monitor 1 (H4-01,H4-02)
0
¦
10
V
M
¦
5%
o
gO
u
a
l
22
Common

0to¦10 V Max. ¦5%
2 mA or less
Analo
g
Signal
23
Current monitor 5 V/inverter rated current
Multi-function analog
monitor 2 (H4-04,H4-05)
2
mA
or
less
* When an inductive load such as a relay coil is driven, insert a fly-wheel diode as shown in the following figure.
External Power
Supply
48 V or less
Fly-wheel Diode
Coil
50 mA or less
Fly-wheel diode rating should be of
rated circuit voltage/current value or
over.
11 12(G)
123 4567 8
13 14 15 16 17
21 22 23 9 10
25 26 27 33 18 19 20
Fig. 16 Control Circuit Terminal Arrangement