SC453-001-05 Pacific Scientific
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The Pacific Scientific SC453-001-05 is a programmable digital position controller from the SC450 Brushless Servo Controllers series, designed for resolver feedback. It delivers a continuous current of 7.5 Amps at both 115 and 230 VAC, with a peak output power of 4500 Watts at 230 VAC. The controller weighs 5.0 kilograms and offers a position control resolution of 4096 steps per revolution.
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Product Description:
The SC453-001-05 belongs to the SC450 Brushless Servo Controllers series manufactured by Pacific Scientific. It is a programmable digital position controller intended to drive and regulate brushless servo motors in automated machinery. It converts motion commands from a host system into accurate shaft movement through current-mode power stages and resolver-based feedback loops.
When powered from either 115 VAC or 230 VAC lines, the controller can supply a continuous phase current of 7.5 A, giving a stable torque envelope for continuous-duty axes. Short acceleration bursts are supported by a peak output of 15.0 A, and the power section can deliver up to 4500 W to the motor at 230 VAC, enabling high-inertia loads to start quickly. PWM switching takes place at 15 kHz; this ripple frequency is high enough to keep audible noise low and improve current loop fidelity. Closed-loop positioning holds commanded points within 15 arcmin, allowing moderate precision on packaging stations, pick-and-place heads, or small gantries. Because the unit is supplied as a standard configuration, no hardware customization is required to obtain these ratings.
Position commands can span 0 to 100,000,000 steps, and each motor revolution is quantized at 4096 steps per rev, giving fine incremental resolution for indexing tables and feed drives. Reliable feedback is gathered through a resolver transducer, while motion sequences and I/O logic are created in the PacSci ServoBASIC software environment. The controller is rated for ambient operation from 0 to 50 °C, and when not in use it may be stored within a range of -55 to 70 °C without performance loss. An aluminum chassis keeps total mass to 5.0 kg, easing panel installation, and the design remains within the broader Servo Controller product family for compatibility with existing Pacific Scientific drive architectures.
Frequently Asked Questions about SC453-001-05:
Q: What type of feedback does the SC453-001-05 servo controller utilize?
A: The SC453-001-05 uses resolver feedback for providing position information to the controller.
Q: What is the position control accuracy of the SC453-001-05 controller?
A: Position control accuracy for the SC453-001-05 is specified at 15 arcmin.
Q: What is the peak output power of the SC453-001-05 when connected to 230 VAC?
A: This controller can supply a peak output power of 4500 W when powered with 230 VAC.
Q: What is the operating temperature range for the SC453-001-05?
A: The operating temperature range for the SC453-001-05 is 0 to 50°C.
Q: What is the maximum position control range supported by the SC453-001-05?
A: The SC453-001-05 supports a position control range from 0 to 100,000,000 steps.
