Instructions

PSW Series User Manual
122
PSW 30-72, PSW 80-27
Model PSW 30-72 PSW 80-27
DC Output
Ratings:
Voltage 30V 80V
Current 72A 27A
Power 720W 720W
Load Effect:
Voltage 0.05% of rating + 5mV 0.05% of rating + 5mV
Current 0.1% of rating + 5mA 0.1% of rating + 5mA
Source Effect: (change from 85-132 VAC input or 170-265 VAC input)
Voltage 0.05% of rating + 3mV 0.05% of rating + 3mV
Current 0.1% of rating + 5mA 0.1% of rating + 5mA
Output Ripple and Noise: (Noise Bandwidth=20MHz, Ripple Bandwidth=1MHz)
CV p-p 80mV 80mV
CV rms 11mV 11mV
CC rms 144mA 54mA
Programming
accuracy
Voltage 0.1% + 10mV 0.1% + 10mV
Current 0.1% + 60mA 0.1% + 30mA
Measurement
accuracy
Voltage 0.1% + 10mV 0.1% + 10mV
Current 0.1% + 60mA 0.1% + 30mA
Load Transient Recovery Time: (time for output voltage to recover within 0.1% +
10mVof its rated output for a load change from 50 to 100% of its rated output
current)
Time 1ms
Output Response Time:
Rise time 50ms
Fall time, full
load
50ms
Fall time, no
load
500ms
Programming/
Measurement
Resolution:
Voltage 1mV (by PC remote
control mode)
2mV (by PC remote
control mode)
Current 2mA (by PC remote
control mode)
2mA (by PC remote
control mode)
Series and Parallel Capability
Parallel
operation
Up to 3 units including the master unit
Series
operation
Up to 2 units including the master unit
Temperature Coefficient: (after a 30 minute warm-up)
Voltage 100ppm/˚C
Current 200ppm/˚C
Temperature Drift: (over 8 hours, after a 30 minute warm-up, with constant line,
load, and temperature)