YASKAWA VS-505WII Manual 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" --- Gate 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 current half-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/1000
/6
N
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% Va
1 "
Automatic field 1 Output received from field controller Type JGSM-51 .
weakening current
command
17 Speed feedback 5 " Output from Type JGSM- 5
(Voltage feedback)
When reversible operation by ACTG . (OPN :
Open)
" Output from type JGSM-53
When speed controlled by voltage detection .
(OPN : OP , en)