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Programmable DC Power Supplies - Programmable DC Power Supplies

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Programmable DC Power Supplies
SK3303
SK3303 power supply has RS232 programmable interface and optional USB interface. The two working states, CV and CC, can be switched varying with the load. Series and independent working selection can be realized for the two channels. It is widely applied in national defense, institution, university and factory, especially in the areas of computer measuring and automatic control system as DC power supply.
FEATURES
3 Channel outputs
Keypad input without potentiometer adjusting
Voltage and current output status are both displayed
Step output mode, Easy setting with step 10mV.
Software Calibration function
Short circuit protection function to guarantee the safety
CV/CC protection, over-voltage protection. Intelligent controlled fan
Standard RS-232, optional interface of USB

SPECIFICATIONS

CH1 & CH2 CH3
Output Voltage
Voltage 0 ~ +30V/0 ~ -30V 5V/3.3V Fixed
Resolution 10mV
Max. Output Voltage +32V/-32V
Double Group Synchronism Deviation ±20mV
Accuracy ± (0.2% of rdg+3digits) ±2%
Output Current
Current 0 ~ +3A/0 ~ -3A
Resolution 1mA
Max. Output Current +3A/-3A 3A Fixed
Double Group Synchronism Deviation ±10mA
Accuracy ±(0.5% of rdg+5digits)
CV Characteristics
Source Effect 1mV 5mV
Load Effect 2mV 10mV
Ripple 1.5mVrms 2mVrms
CC Characteristics
Source Effect 15mA typical
Load Effect 15mA typical
General Characteristics
Power AC220V(1±10%), 50Hz(1±5%)
Interface RS-232, USB (optional)
Dimension & Weight 360×225×130mm, Approx. 9kg

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Shijiazhuang Suin Instruments Co., Ltd

Address: A-2, Optical Valley Park,No.99 Yuyuan Road, Luquan District,Shijiazhuang,050200,China, Shijiazhuang, Hebei, China, 050200
Tel: +86 31183897147
SUIN was founded in 1966, and has been concentrating on the development and manufacture of electronic test and measurement instruments. In 1990, SUIN developed the first DDS Arbitrary Waveform Generator in China. In 2004, the DDS Function/Arbitrary Waveform Generator obtained the free support of 閳ユ罚ational Science and Technology Small & Medium Enterprises Technique Innovation Award Fund閳?from National Science and Technology Ministry. In 2005, our DDS Function/Arbitrary Waveform Generators won National Important New Products Certificate awarded jointly by Ministry of Science and Technology, Ministry of Commerce, General Administration of Quality Supervision, Inspection and Quarantine, Ministry of Environmental Protection of P.R. China. SUIN has more than 140 employees including 40 technical experts and has sufficient equipments and devices to research, develop and produce electronic test and measurement instruments such as DDS Function/Arbitrary Generators, Pulse/Code pattern Generators, Spectrum Analyzer, time and frequency test instrument like Time Synthesizers, time difference measuring system, Frequency Standards, Digital Frequency Characteristics Analyzers, Digital AC Millivolt Meters, DC Power Supplies, Universal Intelligent Counters, Logic Analyzers, DMM and more. We have reliable quality management system and quality guarantee system and have acquired ISO9001: 2000 International Quality Certification and most of our products have got approval CE and RoHs certification. We do our best to provide test instruments with higher performance and lower price and meet your satisfaction.