YASKAWA Varispeed-505WII - Page 18

(REFERENCE) (Cont'd)
FUNCTIONS OF EXTERNAL
CONTROL TERMINALS
1 8
Table
11 Functions of External
Control Terminals for
Input
Notes
1 . Use highly reliable contact for input
interface
signal
considering that the load is 48 VDC, 10
mA .
2 . Provide a noise killer at both ends of coil when relays, contactors,
etc . are used
.
Signal Name
Terminal
Function
1 Ready signal -
-°
0-
30 "Close" --- Field
intensifying .
"O " men"
---
Gat e block + Field half-reduced .
2 Operation signal 29 "Close" ---
Speed reference "ON" - ; Acceleration to speed
--0
reference value .
"Open"
---
Speed reference "OFF" - Stop by regenerative
braking + Gate block
.
29 "RUN" --- Speed reference "ON" -} Acceleration to spee, "
reference
value .
j j
28 "STOP" --- Speed
reference "OFF" - " Stop by regenerative
~
braking - Gate block
.
3
Quick stop 27 Quick
stop at ' Close' in case of soft start operation .
signal -o o- "Close" --- Speed
reference "OFF" -} Stop by regenerative
braking
-r
Gate block .
4 Main
circuit M 2 "Close" --- Gate block Terminals 26 and
35 (or 36)
input
answer
back
~ 0- released .
short-circuited unless used .
signal
5 Motor overheat 33 "Open" --- Gate block .
si
nal - - "Close" --- Normally
.
" Field block signal 3 "Close" --- Fie143 block . (Field circuit clipped at PP
-° °- phase .)
7 Motor blower 31 "Close" ---
Field intensifying .
ON /OFF signal °- "Open" --- Gate block -~ Field currenthalf-reduced .
8
External gate _ 4 - 47 "Close" --- Gate block .
block signal
9 External (OCL) 45 - 46 "Close" --- Normally . Terminals 45 and 4 " short-
failure reset ~~-
"Open"
--- Reset . circuited when reset
button in
the unit is used .
10
Fuse blown R1 - R2 "Open" --- Normally .
detection signal
"Close" --- Gate block .
(inside)
11 Thyristor cooling R3 - R4 With failure detection cooling fan (option) .
fan stop signal
__0
"Open" --- Normally .
(inside) "Close" --- Gate block 
12 Speed
reference t&
V /100$N " Soft start
commnw "
- " zei~~z
:
e .
( 0+ Forward,
(D
7
-4
V '100
"" " 3 to 75 (Variable)
Reverse) 8 ±10 V /100%N
sec .
9 f15 7100%N
Accel . time, decel . time ad-
10 0 V
(SG)
justable independently .
12 *6 V / 100$N Terminals 11 an, . 1 short-
circuited .
13 ± 6 V/100 0 /6N
13
External current
reference ( (D 14 ±3 V/100% Ia
Forward
torque,
0
Reverse
15 0
V (SG)
torque)
14
Speed feedback - DCTG 2 3 (+)
signal
15 CEMF compensation 48 Forward :
4
V/1U0% Va
Reverse : +6 V/100% V a
1 "
Automatic field 1
Output
received from field controller
TypeJGSM-51 .
weakening current
command
17 Speed feedback 5 " Output from TypeJGSM- 5
(Voltage feedback) When
reversible operation by
ACTG . (OPN : Open)
" Output
fromtype JGSM-53
When
speed controlled by voltage detection .
(OPN
:
OP ,
en)