SAFTRONICS
5
2.5 Jumper Selections
AUX SPD
Note: If P1 is in the “IN”
position, the drive will still
regenerate when the speed
reference command is re-
duced.
•••••
J5 & J6 AC Input selection
This jumper is used to select the correct AC line input voltage.
J5: 240 vac (factory default)
J6: 120 vac
•••••
P1 Stopping mode
Motor coasts to zero speed on stop command. Connect
P1 on the AA1152 control card to the “IN” position.
Motor regenerates to zero speed on stop command.
("OUT" position, factory default).
•••••
JP1 Programmable input
This jumper is used to select either tachometer feedback 50v/1000
rpm) or auxiliary speed reference input. The auxiliary speed input
will allow the user to trim (
±
) the main speed reference. The
auxiliary input is not affected by the accel/decel circuit.
Auxiliary speed input
With JP1 in the "AUX SPD" position, the drive is configured to
accept an auxiliary speed command. The speed input will
then be accepted on input terminals J1-1 and J1-2.
Tachometer feedback
With JP1 in the "TACH" position, the drive is configured
to accept a 50v/1000 rpm analog DC tachometer only.
The tachometer input will be accepted on input terminals
J1-1 and J1-2.
Locate jumpers E1 and E2 above the control transformer
T1. These jumpers will be connected to a black wire
terminal. Separate the plug from the socket for tachom-
eter feedback.
To set the drive back to armature feedback, insert the plug into the
socket and remove the tach wires from terminals J1-1 and J1-
2.
IN
OUT
Caution: This drive can not
be configured to accept ta-
chometer feedback and an
auxiliary speed command
together.
TACH
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