4 Technical Data
4.1 General Data
Nominal temperature: + 23 °C ± 1 °C
Operating temperature: + 5 to + 40 °C
Relative humidity: 20 to 80 %
Atmospheric pressure: 70 to 106 kPa
Operating position: horizontal or inclined by ±15 °
Operating voltage: sinusoidal alternating voltage (distortion factor < 5 %)
115/230 V (+ 10 %/− 15 %), internally switchable
Frequency: 50 to 60 Hz (± 5 %)
Power consumption: 450 VA
Fuses: T 4 AL/250 V (230 V~)
T 8 AL/250 V (115 V~)
Safety class: 1, according to EN 61010 Part 1
Radio interference suppression: EN 55011 Class B
Dimensions (L × H × D): 291 mm × 120 mm × 259 mm
Dimensions of packing: 345 mm × 148 mm × 398 mm
Weight of
power supply unit: about 6.75 kg
incl. packing and accessories: about 8.4 kg
4.2 Specifications
4.2.1 Characteristics of Sources A and B
Output voltage: 0 to 30 V
Output current: 0 to 2.3 A
Setting accuracy of
voltages: ± (0.05 % + 15 mV)
currents: ± (0.5 % + 10 mA)
Interference voltage at output: V
rms
≤ 1 mV for 15 Hz ≤ f ≤ 15 MHz
Accuracy of
voltage measurement: ± (0.5 % + 100 mV)
current measurement: ± (0.5 % + 10 mA)
Stability of output voltage during
net change: ± (0.01 % + 3 mV)
load change (∆ 100 %): ± (0.02 % + 6 mV)
Switch-time at change
of voltage range: ≤ 300 µs for ∆V
15 mV
Adjustment of
voltage range: in steps of 10 mV
current range: in steps of 1 mA
Maximum output voltage
referring to ground: V
rms
= 250 V
indication on display: V
max
= 30.00 V
I
max
= 2.300 A
8
Operating Instructions PN 300
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