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eBay 30V/ 10A DC Power Supply, Dr.meter Variable 4-Digital LED Display Power Supply Description PS-3010DF 30V 10A110VDC Power Supply Thank you for your trust in our Power Products. After purchasing, please read the instructionscarefully and keep them in a safe place for better use. Features: This power supply is DF model DC regulated power supply. The output voltage and current are continuously adjustable. 4-digit LED display, display output voltage, current and output power, and provide common 5V voltage USB interface. The power supply is small in size, high in efficiency, moderate in weight. Can be used for a long time under full power conditions, and the continuous operation failure rate is low. The power supply has various protection functions such as over temperature, overload, current limit, etc., and users can use it with confidence. For research, colleges, factories and other occasions, it is your best choice. The basic parameters: l Voltage: 110V US plug l Adjustable voltage: 0-30V l Current: 0-10A l Display: 4 LED l Accuracy: ±0.1%±1 digit Technical parameters: Rated working conditions and dimensions: l Input voltage: 110V, 60Hz, manual switching l Working environment: Temperature: -10 ° C ~ 40 ° C l Relative humidity: <80% l Storage conditions: Temperature: -20 ° C ~ 80 ° C l Relative humidity: <70% l Dimensions: 285x128x145mm Power supply effect: l CV≤0.1%+10mV l CC≤0.1%+10mA l Load effect: l CV≤0.1%+5mV l CC≤0.1%+10mV Ripple and noise: l CV≤20mV r.m.s. l CC≤20mA r.m.s. Display mode accuracy: l 4 digit LED digital display, display accuracy ±0.1% ± 1 word Operation: 1, Note: (1) AC input: Confirm that the input voltage is consistent with the switching voltage. The input voltage must be between 99-121V. (2) Working environment: There should be enough space around the power supply to facilitate heat dissipation. When the internal temperature exceeds 75 °C, the power supply will stop working. When the internal temperature is lower than the over-temperature protection threshold, the power supply starts automatically. 2. Operation steps: (1) Turn on the power with a three-wire power cord. (Make sure the input voltage is correct.) (2) Press the 5 power switch. The indicator lights up and the LED is displayed. (3) Regulator source use: adjust the 10 and 11 knobs clockwise to the maximum, adjust 8, 9 to the required voltage value, connect the load to the 12 and 14 terminals (note the positive and negative polarity is correct), at this time 7 constant When the voltage indicator lights up, the power supply operates in a regulated state, that is, the voltage does not change, and the current magnitude changes with load. (4) Steady flow source use: adjust the 8 and 9 knobs clockwise to the required voltage, adjust 10, 11 to the minimum, connect the load to the 12, 14 binding posts (note the positive and negative polarity is correct), adjust clockwise 10, 11 to the required current value, at this time 6 steady current indicator lights up, the power supply works in steady current state, that is, the current does not change, and the voltage changes with the load. Packages: l 1 x main unit l 1 x User manual l 1 x Power cord PaymentDelivery detailsTerms of salesAbout usContact us Payment We accept ebay payment 。 Fees such as import duties, taxes are not included in the item price or shipping costs. These charges are the buyer's responsibility. Delivery details Shipping: 2-9 working days to: USA Terms of sales We maintain high standards of excellence and strive for hundred percent customer satisfaction. Feedback is very important to us. We hope that you contact us immediately before you give neutral or negative feedback, so that we can address your concerns. It is impossible to address issues if we do not know about them! About us Your satisfaction is our ultimate goal. We work hard to earn your trust and future business. Our certified technicians have tested each item before shipping. The unit comes with 1 year limited warranty on all manufacturing defects. a) If you receive a defective item, you may return it or ask for a discount. Please contact us within 14 days after you receive the package. b) What you returned must be intact and in its original packaging as re? u. Customer is responsible for shipping costs of the returned item. c) We will cover the cost of shipping back t with the shipping rate indicated in the registration page. We will send you a new unit or refund the full payment you paid. Thank you. Contact us Business Hour Business Hour: Monday To Friday: 8:30 AM to 5:00 PM (Beijing China time) Due to time zones, our reply to your questions may not be immediately. But within above working time, we will reply your email within 24 hours. If it's non-workdays, please kindly be patient and wait till Monday. Please contact us with ebay message. Please feel free to contact us if you have any questions. Monday To Friday: 8:30 AM to 5:00 PM (Beijing China time) Due to time zones, our reply to your questions may not be immediately. But within above working time, we will reply your email within 24 hours. If it's non-workdays, please kindly be patient and wait till Monday. Please contact us with ebay message. Please feel free to contact us if you have any questions.
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