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Summary of Contents for Mastech HY1803D
- Page 1 USER’S MANUAL DC REGULATED POWER SUPPLY...
- Page 2 The HY1500 and HY1800 series have LCD displays, the HY1500C and HY1800C have analogue displays. MODELS: HY1502C HY1503C HY1802C HY1803C HY1505C MODEL HY1502 HY1503 HY1502D HY1503D HY1802D HY1803D HY1505D REGULAR 0~15V 0~15V 0~18V 0~18V 0~15V 0~15V 0~15V OUTPUT VOLTAGE...
- Page 3 REGULAR 0~2A 0~3A 0~2A 0~3A 0~5A 0~2A 0~3A OUTPUT CURRENT 1. TECHNICAL PARAMETERS 1.1 Input voltage : 104~127V AC (60Hz), 207~253V AC (50Hz) 1.2 Line regulation: CV 0 .01%+1mV 0 .2%+1mA ≤ ≤ 1.3 Load regulation: CV 0 .01%+3mV(I 3 A) CC 0 .2%+3mA(I 3 A) ≤...
- Page 4 display 2.5% 1.7 Current indication accuracy: LED/LCD 2%+2digits, analogue ± display 2.5% 1.8 Environment: 0 ~ +40 C relative humidity:<90% 2. OPERATION 2.1 Front panel controls. (1) Current indication. (2) Voltage indication (3) Coarse adjustment of current. (4) Coarse adjustment of output voltage. (5) Negative output terminal.
- Page 5 (6) Positive output terminal. (7) Power ON/OFF switch 2.2 OPERATING PROCEDURE 2.2.1 For constant voltage mode adjust controls 3 clockwise to the maximum position. Switch on the power ON/OFF switch 7 and adjust controls 4 to set the desired output voltage. Connect the load to the output terminals 5 &...
- Page 6 current. 2.2.3 For restricted current protection mode switch on the power ON/OFF switch 7, adjust controls 3 anti-clockwise to the minimum position, adjust controls 4 clockwise to set the desired output voltage level and then connect the load to the output terminals 5 & 6 Adjust controls 3 clockwise to set the output current at the desired level for restricted current protection.
- Page 7 3.3 The unit should be stored in a dry and well ventilated place and the power cord removed if storing for long periods. 4. ACCESSORIES 4.1 Power cord-------------------------------one piece 4.2 Instruction manual----------------------one piece...
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