|
Model |
303T |
305T |
| Output |
Single |
0~30V, 0~3A |
0~30V, 0~5V |
| Dual |
A : 0~30V, 0~3A
/ B: 0~-30V, 0~3A |
A : 0~30V, 0~5A
/ B: 0~-30V, 0~5A |
| Fixed(CH3) |
5V/2A |
| Output Watt |
180W |
300W |
Programmable Accuracy
(@25℃±5℃)±(% output+offset) |
Voltage/Current |
0.05%+10㎷ / 0.15%+5㎃ |
Readback Accuracy
(@25℃±5℃)±(% output+offset) |
Voltage/Current |
0.05%+5㎷ / 0.08%+3㎃ |
| Ripple & Noise(20㎐~20㎒) |
Voltage/Current |
≤2mVp-p / ≤2mArms |
| Lead Regulation |
Voltage/Current |
2㎷ / 50㎂ |
| Line Regulation |
Voltage/Current |
500㎶ / 500㎂ |
| Resolution |
Programming/Readback |
≤250㎶ / 30㎂ |
≤250㎶ /50㎂ |
| |
Display Number |
1㎷ / 100㎂ |
Temperature Coefficient
± (% output+offset)
After a 30-minute warm-up |
Voltage/Current |
0.01%+3㎷ / 0.02%+3㎷ |
Stability
± (% output+offset)
After a 1 hour warm-up |
Voltage/Current |
0.02%+1㎷ / 0.1%+1㎷ |
| Transient Response Time |
≤50㎲ |
| Voltage Programming Speed |
No |
Rising Time |
≤7.5V/㎳ |
| Falling Time |
≤3V/㎳ |
| Half load |
Rising Time |
≤3.25V/㎳ |
| Falling Time |
≤6V/㎳ |
OVP and OCP Accuracy
±(% output+offset) |
OVP / OCP |
5%+0.5V / 5%+0.5A |
| Activation Time |
＜80㎳ when maximum output rating |
| Tracking Accuracy |
0.1%+10㎷ |
Output Voltage Overshoot
&Undershoot |
Power Switch ON/OFF |
No overshoot, undershoot : ≤ 0.8V |
| Voltage Output Setting |
No overshoot, undershoot |
| Remote Interface |
GPIB(IEEE-488.2) Option, RS-232C Standard |
| Programmable Language |
SCPI(Standard Commands for Programmable Instrument) |
Command Processing Time
(average) |
Apply |
Setting : 20㎳ |
| Query : 32㎳ |
| Output Setting |
Voltage&Current Setting : 15㎳ |
| Voltage&Current Query :32㎳ |
| Measurement |
Voltage&Current Query: 32㎳ |
| The Other |
Setting&Query : ＜32㎳ |
| State Storage Memory |
Ten user-configurable (voltage, current, OVP&OCP level) stored states |
| Remote Sensing Capability |
Voltage Drop |
Up to 1V per each lead |
| Load Regulation |
Add 5㎷ to spec for 1-volt change in the output lead due to load current changes |
| Load Voltage |
Subtract voltage drop in load from specified output voltage atiing |
| Operation Temperature |
0℃~40℃ |
|
Output Terminal Isolate
(Maximum, from chassis ground) |
±30V output is ±60 Vdc when connecting shorting conductors without insulation to the (+)output th the (+)sense and the (-)output and the (-)sense terminals |
| AC Input Ratings |
Standard |
220V ± 10% 50~60㎐ |
| Option |
110V ± 10% 50~60㎐ |
| 115V ± 10% 50~60㎐ |
| 230V ± 10% 50~60㎐ |
| Dimension(19-inch 3U Standard) |
Included bumper |
243(W)X152(H)X396(D)mm |
| Maximum Input Power(full load) |
502W |
810W |
| Gross Weight |
8.3㎏ |
9.3㎏ |