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100W laboratory grade switch mode power supplies with large backlit blue displays and white digits, providing clear and sharp readings even in poor lighting conditions. The slim footprint is ideal for use where bench space is at a premium.
- Automatic cross over constant voltage and constant current modes
- Illuminated LCD display of A, V, On/Off, CC and CV modes
- 4-digit display of voltage and current settings
- Compact slim tower housing
- Output On/Off switch on front panel
- Over voltage, short circuit, and over temperature protection
- Excellent line and load regulation, low ripple and noise
- Input voltage selection via jumper
- CE, EN 61010 and EN 55011 approvals
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| Input voltage | | 90 to 130 / 180 to 260V AC, 50Hz | | | Full load input current | | 0.83A | | | Output voltage | 85-1901 | 1.0 to 20 V DC | | | 85-1902 | 1.0 to 36 V DC | | | 85-1903 | 1.0 to 60 V DC | | | Output current | 85-1901 | 0 to 5A | | | 85-1902 | 0 to 3A | | | 85-1903 | 0 to 1.6A | | | Load regulation | 85-1901 | 70mV | | | 85-1902 | 50mV | | | 85-1903 | 50mV | | | Line regulation | | 20mV | | | Ripple & noise (rms) | | 5mV | | | Ripple & noise (peak to peak) | 85-1901 | 30mV | | | 85-1902 | 30mV | | | 85-1903 | 50mV | | | Current regulation load | | 20mA | | | Current regulation line | | 20mA | | | Current regulation ripple and noise | | 20mA | | | Switching operation frequency | | 80 to 120kHz | | | Power factor | | 0.68 | | | Efficiency at maximum power | 85-1901 | 84% | | | 85-1902 | 85% | | | 85-1903 | 85% | | | Voltmeter accuracy | | ±0.5% | | | Ammeter accuracy | | ±0.5% | | | Cooling system | | Natural convection | | | Dimensions W x H x D | | 70 x 150 x 250mm | | | Weight | | 2kg | | |
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