Bidirectional Speed Control of DC Motor Based on Pulse Width Modulation using. The CCP1CON register controls the operation of CCP1 module as shown in Fig. Figure 6: Internal L293D schematic diagram The L293D driver consist of four. Journal of Computer Applications Volume 108 – No 14, December 2014.
GSD1 Series DC Drives Motor Rating Range: 1/50 - 1 HP @ 12-48 VDC input IronHorse GSD1 series DC drives are high-performance Pulse-Width- Modulated (PWM) controllers for 12 to 48 volt equipment providing smooth control with high-efficiency operation. The advanced design permits a substantial increase in the equipment running time between charges over conventional techniques. DC motor speed control. Provides smooth variable speed capability for mobile equipment. Automatic compensation holds motor speed steady even if the load varies or battery voltage declines. Available in 10A and 20A versions.
Jumper selectable 12, 24, 36 or 48V operating voltage. Inhibit terminal permits optional start/stop without breaking battery / power line. Adjustable maximum speed, minimum speed, current limit, I.R. Compensation, and acceleration. Speed adjustment using 5k Ohm speed pot or optional 0-10 VDC analog input signal. Available in open-frame and NEMA 4X enclosed styles GSD1 Series DC drives start at $135.00 (GSD1-48-10C). GSD3 Series DC Drives Motor Rating Range: 1/50 - 1/12 HP @ 24-36 VAC; 1/50 - 2/3 HP @ 120-240 VAC input IronHorse GSD3 series DC drives are general-purpose, economical variable speed controllers for small DC and universal motor applications, featuring DC output current rating of 2 Amps, adjustable trim pot settings, and quick-connect terminal pins.
DC motor speed control. Dual input voltage models of 12-24 VAC or 120-240 VAC. Full-wave bridge power supply.
Adjustable minimum speed, maximum speed, IR compensation. Fixed acceleration (0.5 seconds). 25:1 speed range, 1% speed regulation.
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Available in open-frame and NEMA 4 enclosed styles. 5k Ohm speed pot with leads, knob and dial included GSD3 Series DC drives start at $62.00 (GSD3-240-2CL).
GSD4 Series DC Drives Motor Rating Range: 1/50 - 1/6 HP @ 24-36 VAC; 1/50 - 2 HP @ 120-240 VAC input IronHorse GSD4 series DC drives provide cost efficient, reliable control for permanent magnet, shunt wound, and universal motors. The drives incorporate up-to-date design and engineering in a compact package. Installation and field adjustments are simplified using a barrier type terminal strip and large, easily adjustable trim pots to adjust horsepower ranges. GSD5 Series DC Drives Motor Rating Range: 1/8 - 2 HP @ 120-240 VAC input IronHorse GSD5 series DC drives offer superb flexibility, reliability, and value. A general purpose, economical line of drives rated to 2 horsepower, it provides the ultimate in standard features and versatility, offered in open-frame and NEMA 4/12 enclosed models. A logical, easily-accessible layout speeds installation and adjustment. Clean design, quality components and careful assembly are trademarks of IronHorse GSD DC drives.
GSD6 Series DC Drive Motor Rating Range: 1/8 - 3 HP @ 120-240 VAC input The reliable, versatile, and economical GSD6 series is the most fully-featured IronHorse analog DC drive. It provides many standard features typically offered as options by other manufacturers' DC drives. By combining advanced engineering design, quality component selection, and rigorous quality control, the GSD6 DC drive offers an excellent off-the-shelf SCR control device. Its dependable, time-proven circuitry offers performance characteristics previously available only in more costly drives. GSD7 Series DC Drives Motor Rating Range: 1/50 - 1 HP @ 120 VAC input; 1/25 - 2 HP @ 240 VAC input Instant reversing, quick stopping, rapid cycling. The IronHorse GSD7 series DC drives outperform other dynamic braking and reversing drives by utilizing unique zero-speed detect and dynamic braking circuits. These circuits eliminate contact arcing and failed braking problems and eliminate motor plug reversing problems.
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In the event of a power loss or emergency stop condition, the GSD7 Series DC drives will drop into a dynamic brake condition to safely and quickly bring the motor to a stop. Other features include:. DC motor speed control. Barrier terminal blocks. Full-wave bridge supply. Adjustable minimum speed, maximum speed, IR compensation, current limit. Fixed acceleration (0.5 sec).
Line voltage compensation. 50:1 speed range. 1% speed regulation with armature voltage feedback. Duty cycles of 3 or 30 cycles per minute depending on model. 5k ohm speed potentiometer with leads, dial and knob included. Onboard dynamic brake resistor.
Automatic dynamic braking on power loss. Shunt field supply provided GSD7 Series DC drives start at $167.00 (GSD7-120-1CR3).