| Outputs |
The channel outputs are galvanically isolated and not connected to ground. |
| Number of output channels |
|
4 |
| Total output power |
|
Max. 800 W |
| Maximum output power per channel |
|
200 W |
| Output voltage per channel |
R&S®NGP814 (CH1, CH2) |
0 V to 32 V |
| R&S®NGP814 (CH3, CH4) |
0 V to 64 V |
| Maximum output current per channel |
R&S®NGP814 (CH1, CH2) |
20 A |
| R&S®NGP814 (CH3, CH4) |
10 A |
| Maximum voltage in serial operation |
|
128 V |
| Maximum current in parallel operation |
|
40 A |
| Voltage ripple and noise |
20 Hz to 20 MHz |
< 3 mV (RMS),
< 30 mV (Vpp) (meas.) |
| Current ripple and noise |
20 Hz to 20 MHz |
< 3.5 mA (RMS) (meas.) |
| Load regulation |
load change: 10% to 90% |
| Voltage |
±(% of output + offset) |
| R&S®NGP814 (CH1, CH2) |
< 0.01% + 5 mV |
| R&S®NGP814 (CH3, CH4) |
< 0.01% + 10 mV |
| Current |
±(% of output + offset) |
< 0.01% + 5 mA |
| Load recovery time |
50% to 100% load change to within 0.2% of rated voltage |
< 400 µs (meas.) |
| Rise time |
10% to 90% of rated output voltage, resistive load |
| R&S®NGP814 (CH1, CH2) |
< 10 ms |
| R&S®NGP814 (CH3, CH4) |
< 12 ms |
| Fall time |
90% to 10% of rated output voltage, resistive load |
| R&S®NGP814 (CH1, CH2) |
full load: < 25 ms, no load: < 50 ms |
| R&S®NGP814 (CH3, CH4) |
full load: < 10 ms, no load: < 50 ms |
| Programming resolution |
| Voltage |
|
1 mV |
| Current |
|
0.5 mA |
| Programming accuracy |
| Voltage |
±(% of output + offset) |
| R&S®NGP814 (CH1, CH2) |
< 0.05 % + 5 mV |
| R&S®NGP814 (CH3, CH4) |
< 0.05 % + 10 mV |
| Current |
±(% of output + offset) |
| R&S®NGP814 (CH1, CH2) |
< 0.1 % + 20 mA |
| R&S®NGP814 (CH3, CH4) |
< 0.1 % + 10 mA |
| Measurement functions |
|
voltage, current, power, energy |
| Readback resolution |
| Voltage |
|
1 mV |
| Current |
|
0.5 mA |
| Readback accuracy |
| Voltage |
±(% of output + offset) |
| R&S®NGP814 (CH1, CH2) |
< 0.05 % + 5 mV |
| R&S®NGP814 (CH3, CH4) |
< 0.05 % + 10 mV |
| Current |
±(% of output + offset) |
| R&S®NGP814 (CH1, CH2) |
< 0.1% + 20 mA |
| R&S®NGP814 (CH3, CH4) |
< 0.1% + 10 mA |
| Temperature coefficient (per °C) |
±(% of output + offset), +5°C to +20°C and +30°C to +40°C |
| R&S®NGP814 (CH1, CH2) |
voltage: < 0.0075% + 0.75 mV,
current: < 0.015% + 3 mA |
| R&S®NGP814 (CH3, CH4) |
voltage: < 0.0075% + 1.5 mV,
current: < 0.015% + 1.5 mA |
| Remote sensing |
| Maximum sense compensation |
|
1 V (meas.) |
| Maximum voltage to ground |
|
250 V DC |
| Maximum counter voltage |
voltage with the same polarity connected to the outputs |
| R&S®NGP814 (CH1, CH2) |
35 V |
| R&S®NGP814 (CH3, CH4) |
70 V |
| Maximum reverse voltage |
voltage with opposite polarity connected to the outputs |
0.4 V |
| Maximum reverse current |
for 5 min max |
20 A |
| Command processing time |
|
< 30 ms (typ.) |
| Overvoltage protection |
|
adjustable for each channel |
| Programming resolution |
|
1 mV |
| Overpower protection |
|
adjustable for each channel |
| Overcurrent protection (electronic fuse) |
|
adjustable for each channel |
| Programming resolution |
|
0.5 mA |
| Response time |
(Iload > Iresp × 2) at Iload ≥ 2 A |
< 1 ms |
| Fuse linking (FuseLink function) |
|
yes |
| Fuse delay at output-on |
adjustable for each channel |
10 ms to 10 s (1 ms increments) |
| Response time for linked channels |
|
< 5 ms |
| Fuse delay time |
adjustable for each channel |
10 ms to 10 s (1 ms increments) |
| Overtemperature protection |
|
independent for each channel |
| Display and interfaces |
| Display |
|
TFT 5" 800 × 480 pixel WVGA touch |
| Front panel connections |
|
4 mm safety sockets (channel outputs, remote sensing) |
| Rear panel connections |
|
2 × 8-pin connector block (channel outputs and remote sensing) |
| Remote control interfaces |
standard |
USB-TMC, USB-CDC (Virtual COM), LAN |
| R&S®NGP-K102 |
WLAN |
| R&S®NG-B105 |
IEEE-488 (GPIB) |