Instruction manual
Table Of Contents
- 1 Safety Summary
 - 2 Introduction
 - 3 Controls and Indicators
 - 4 Operating Instructions
 - 6 Specifications
 - 7 Certification
 - 8 Service Information
 - 9 Limited Two-Year Warranty
 

24 
6  Specifications 
Models 
1900 
1901 
1902 
Output 
Variable Output Voltage 
1 – 16 V 
1 – 32 V 
1 – 60 V 
Variable Output Current  0 – 60 A  0 – 30 A  0 – 15 A 
Auxiliary Output Current  5 A 
Voltage Regulation 
Load (0-100% Load)  ≤ 50 mV 
Line (90-132 VAC, 170-264 
VAC Variation) 
≤ 20 mV 
Current Regulation  
Load (10-90% Rated Voltage)  ≤ 200 mA  ≤ 150 mA  ≤ 100 mA 
Line (90-132 VAC, 170-264 
VAC Variation) 
≤ 50 mA 
Ripple & Noise 
Ripple & Noise Voltage (rms)  ≤ 5 mV 
Ripple & Noise Voltage 
(peak-peak) 
≤ 50 mV  ≤ 50 mV  ≤ 100 mV 
Current Ripple & Noise (rms)  ≤ 100 mA 
≤ 50 mA (120 VAC) 
≤ 40 mA (230 VAC) 
≤ 15 mA 
Meter Type & Accuracy 
Voltage Meter 
3-Digit LED Display ± 0.2% + 3 counts 
Current Meter 
3-Digit LED Display ± 0.2% + 3 counts 
Other 
Input Voltage  120 VAC 60 Hz, 230 VAC 50 Hz (request on order*) 
Full Load Input Current 
9.4 A (120 VAC) 
4.7 A (230 VAC) 
9.0 A (120 VAC) 
4.5 A (230 VAC) 
9.3 A (120 VAC) 
4.5 A (230 VAC) 
Efficiency 
84% (120 VAC) 
85% (230 VAC) 
87% (120 VAC) 
86% (230 VAC) 
87% (120 VAC) 
88% (230 VAC) 










