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Service Manual
DC 4Q A Series
The following diagram shows an application utilizing a differential reference from a C.N.C
The +/-VEL in differential mode has a 40Kohm of impedance input.
Differential reference
Speed potentiometer
The following diagram shows an application using speed reference connections from C.N.C in the
Common Mode. This analog in common mode has a 20Kohm of impedance input.
Common mode reference
The following figure shows an application with speed reference connections using an internal +/-9.8V
power supply.
The speed potentiometer must have an included value between >5 and <10Kohm.
Speed reference from external potentiometer
2.6 Analog inputs (+/-VEL)
(M1 signal terminal pin 7 and 8)
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