The customer supplied SPST switch is connected in series
between the speedpot HI (P2-5) and the +TACH terminal
(P2-9). To inhibit, speedpot HI is closed to the +TACH term-
inal. To restart, the switch is returned to open. NOTE: The
control will stop and start fast.
INHIBIT (USED INDEPENDENTLY)
The customer supplied SPST switch is connected
in series between the speedpot HI terminal (P2-5)
and speedpot HI. To inhibit, the SPST switch
contacts are opened. To restart, the switch is
returned to the closed position. NOTE: The control
will soft stop and soft start throu
g
h the acceleration
settin
g
.
INHIBIT (USED WITH SPEEDPOT)
Improves speed re
g
ulation to –1/2% of base speed.
TACHOMETER FEEDBACK
Allows control output to follow tachometer volta
g
e.
TACHOMETER FOLLOWER
NOTE: NEED 1% OR LESS - TACH OUTPUT RIPPLE
NOTE: Permits starting and stopping of motor without breaking AC lines. In the event of SCR failure or false triggering, the
Inhibit
c
ir
c
uit will not stop motor.
TACHOMETER
P2-4 POT WIPER
P2-3 POT LO
+
-
12 VDC at FULL SPEED
TACHOMETER
P2-9 +TACH
P1-5 -ARM / AMP REF
+
-
6/12 VDC at BASE SPEED (3/7 VDC
at 1000 RPM for 1
8
00 RPM MOTOR).
Refer to CONTROL FEATURES .
-7
-6
-4
-3
-5
P2
SPST
SPEEDPOT
+TACH
WIPER
LO
HI
-
8
-9
-4
-3
-5
P2
SPEEDPOT
WIPER
LO
HI
SPST
“CONTROL MODIFICATIONS” continued
-4 Option
See below for installation and availability
Jog
This option is factory installed on the “RE” version only. “S2” is located on the cover and disables the latch circuit of the power relay's,
allowing the power switch to jog the drive. The “C” and “RC” versions use customer supplied switch and wiring, in addition the “C”
version uses a customer supplied relay.
11
OPTIONS
NOTE: All options are specified by a suffix to the model number. This suffix starts with a dash (-). The more popular options are
described on the following pages. When a combination of two or more of these options are used, the wiring procedure is beyond
the scope of this manual. Please contact your Distributor or Representative.
Always use a shielded wire when connecting to the inhibit terminal. The shield should be connected to the -Armature or Common of the control.
P2
-1
-2
-3
-4
-6
-7
-
8
-9
-5
-12
-11
RED
WHITE
ORANGE
RED
-13
SPEEDPOT
BLACK
JU2 JUMPER WIRE *
LO
W
HI
S2
SPST
SWITCH
NOTES:
For "RE" version, S1, S2
and pilot lamp are
FACTORY PROVIDED.
S1
START
STOP
YELLOW
For "C" and "RC" versions,
S1, S2, and pilot lamp are
CUSTOMER PROVIDED.
* This jumper wire is
not used with some
other options. Consult
fa
c
tory if more than one
option is being wired.
Using JU2 jumper when
not required may
c
ause
permanent damge to the
c
ontrol.
WHITE
BLACK
BROWN
BLACK
MOMENTARY ACTION SWITCH
PILOT
LAMP
-10
