Instructions

3
1. Specification
Accuracy specifications apply for 18°C – 28ºC, using the rear panel terminals, after 30 minutes
operation at the set conditions. Setting accuracies apply with slew rate at the ‘Default’ setting.
INPUT
Maximum Input Ratings
Current:
16 Amps max. through the front and rear panel terminals.
Voltage:
500 Volts max. while conducting current.
Power:
400 Watts max. up to 28ºC, derating to 360 watts at 40ºC.
Minimum Operating Voltage:
10V.
Minimum effective
resistance:
1Ω .
Off State Leakage: <5 mA (including voltage sense circuit input resistance - typically
1180kΩ to load negative).
Reverse Polarity:
Body diode will conduct; 16 Amps max.
Isolation Voltage:
CAT II (300V) either load input to chassis ground.
Input Terminals
Rear Panel Input:
Safety terminals accepting 4mm plugs at 16 Amps max.
Front Panel Input:
Safety terminals accepting 4mm plugs at 16 Amps max.
OPERATING MODES
Constant Current Mode (CC)
Current Range:
0 to 16 A (1 mA resolution).
Setting Accuracy:
± 0·2% ± 30 mA.
Regulation:
< 30 mA for 90% load power change (V > 25 Volts).
Temperature Coefficient:
< (±0·02% ± 5 mA) per ºC.
(1)
Slew Rate Range:
5 Amp per s to 500 Amp per ms.
(2)
Minimum transition time:
50 µs.
Constant Power Mode (CP)
Power Range:
0 to 400 Watts (100 mW resolution).
Setting Accuracy:
± 0·5% ± 2 W ± 30 mA (V > 25 Volts).
Regulation:
< 2% over 25 V to 550 V source voltage change.
Temperature Coefficient:
< (± 0·1% ± 5 mA) per ºC.
(1)
Slew Rate Range:
60 W per s to 6000 W per ms.
(2)
Minimum transition time:
150 µs.
Constant Resistance Mode (CR)
Resistance Range:
50 Ω to 10 kΩ (1 Ω resolution).
Setting Accuracy:
±0·5% ± 2 digits ± 30 mA (V > 25 Volts).
Regulation:
< 2% for 90% load power change (V > 25 Volts).
Temperature Coefficient:
< (±0·04% ± 5 mA) per ºC.
(1)
Slew Rate Range:
1 Ω per ms to 100 Ω per µs.
(2)
Minimum transition time:
150 µs.