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Digital Linear Power Supplies - Discontinued

PSU300 Series Discontinued

 | PSU300 Series Discontinued

CE
  • 12-Bit D/A Converter
  • 2 x 16 Dot-Matrix Backlit LCD; Voltage and Current are Displayed Simultaneously
  • Software Calibration
  • Sophisticated Cooling System
  • RS232 Output
  • Beeper-Overload Warning and Status Change Indication
  • Up/Down Key for Easy Setting
  • Numeric Keyboard for Direct Setting (PSU305 Only)
  • Single Channel, Dual Range
  • Auto-Ranging (PSU301, PSU302 Only)
  • Three Channels- 2 Adjustable and 1 Fixed Output: 5 V or 3.3 V (PSU304, PSU305 Only)

Description

The PSU300 Series has been discontinued. Please see the PSU505 as a possible substitute.

The PSU300 Series comprises power supplies with voltages from -30 to 30 Vdc, power levels from 30 to 165 W, and constant current from 0 to 3 A. Standard features include RS232 communications output, LCD, sophisticated cooling system, and software calibration.

SPECIFICATIONS
ModelPSU301PSU302PSU303PSU304PPSU305
Max Output Power30 W60 W90 W70 W165 W
Output VoltageHIGHLOWHIGHLOW   
0 to 15 V0 to 30 V0 to 15 V0 to 30 V0 to 30 V0 to 30 V/
0 to -30 V
fixed 5 V
0 to -30 V
fixed 3.3 V/5 V
Setting Resolution10 mV10 mV10 mV10 mV10 mV10 mV10 mV
Max Output Voltage16 V32 V16 V32 V32 V32/-32 V32/-32 V
Dual Tracking0 to ±30 V0 to ±30 V
Tracking Deviation±20 mV±20 mV
Output Current0 to 2 A0 to 1 A0 to 4 A0 to 2 A0 to 2.5 A0 to 1 A/
0 to -1 A
2 A
0 to 2.5 A/
0 to -2.5 A
3 A
Setting Resolution1 mA1 mA1 mA1 mA/td>1 mA1 mA1 mA
Tracking Deviation2.4 A1.2 A4.4 A2.4 A3A1.2 A/-1.2 A
CL = 2.2 A
3 A/-3 A
CL = 3.3 A
Dual Tracking0 to ±1 A0 to ±2.5 A
Tracking Deviation±2 mA±5 mA
Constant Voltage Characteristics (at rated outputs)
Line Regulation
(10% AC)
1 mV1 mV
5 mV
1 mV
5 mV
Load Regulation
(100% Load Change)
2 mV2 mV
10 mV
2 mV
10 mV
Ripple/Noise rms
(10 Hz to 20 mHz)
0.5 mVrms1.5 mVrms1.5 mVrms
2 mVrms

2 mVrms
Ripple/Noise Peak
(10 Hz to 20 MHz)
5 mV p-p10 mV p-p
20 mV p-p
10 mV p-p
20 mV p-p
Transient Response200 µs typical200 µs typical200 µs typical
Temp Coefficient100 ppm/°C typical ±5 mA
Constant Current Characteristics (at rated outputs)
Line Regulation
(10% AC)
5 mA typical15 mA typical15 mA typical
Load Regulation
(100% Load Change)
5 mA typical10 mA typical10 mA typical
Ripple/Noise rms
(10 Hz to 20 mHz)
1 mA rms
typical
1 mA rms
typical
1 mA rms
typical
Ripple/Noise Peak
(10 Hz to 20 MHz)
5 mA p-p
typical
10 mA p-p
typical
5 mA p-p
typical
5 mA p-p
typical
Temp Coefficient200 ppm typical
Display16 character x 2 line backlit LCD; front-panel status indicator with beeper
Voltage Accuracy*±0.2% rdg + 2 digits
Display±0.5% rdg + 5 digits
Display±240 Vdc
Temp RangeOperating: 0 to 40ºC (32 to 104ºF), less than 80% RH; Storage: -45 to 75ºC (-49 to 167ºF), less than 80% RH
Dimensions
(W x H x L)
221 x 86 x 300 mm
(8.7 x 3.4 x 11.8")
213 x 132 x 399 mm
(8.4 x 5.2 x 15.7")
Temp RangeApprox. 4.5 kg
(10 lb)
Approx. 4.5 kg (12 lb)Approx. 8.2 kg (18 lb)
CoolingForced air
RS232 InterfaceStandard, port configuration: asynchronous 2400 baud, 8 data bits, 1 stop bit, no parity
RS232C DCE Interface9-pin D-sub connector
Power 115 Vac ±47 to 63 Hz,
1 A,
approx. 250 W
47 to 63 Hz,
2 A,
approx. 120 W
47 to 63 Hz,
2 A,
approx. 150 W
47 to 63 Hz,
2 A,
approx. 110 W
47 to 63 Hz,
2 A,
approx. 250 W
Place Order(Specify Model Number)
Part Number/ Desc.
Qty
Description
PSU301
Consult Sales  
Availability: 
 
 
0 to 30 volts, 30 watts
PSU304
Consult Sales  
Availability: 
 
 
0 to 30 volts, 70 watts
PSU305
Consult Sales  
Availability: 
 
 
-30 to 30 volts, 165 watts
All amounts shown in AUD
Note: Comes with power cord, fuse and complete operator’s manual.
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