Bio-Rad PowerPac™ Basic Power Supply - Manual (Page 16)

Appendix A
Specifications and Ordering Information
Input Power
nominal 100–120/220–240 VAC, 50 or 60 Hz
actual 90–132 or 198–264 VAC, 50 or 60 Hz
Fuses 2.5 A, 250 VAC, 5mm x 20mm, Type T
Input Power Cord 3-wire; grounded
Output (Programmable)
Voltage
10 V to 300 V, fully adjustable in 1 V steps
Voltage Accuracy ± 2% of reading or 3 volts, whichever is more
Current 4 mA to 400 mA, fully adjustable in 1 mA steps
Current Accuracy ± 2% of reading or 3 mA, whichever is more
Power (maximum) 75 W
Terminals 4-pair recessed banana jacks, floating in parallel
Timer Control 001 to 999 minutes, fully adjustable
Ripple < 1% @ 300 V and 70 W
Line Regulation < 1% @ 300 V and 70 W, 90–132 or
198–264VAC
Load Regulation <1% @ 300 V for a 50% change in output load
Drift < 1% @ after 15 min warmup at 300 V and 70 W
Noise 55 dBA at 1 meter
Readout Stability
Volts ±1 V
Current ± 1 mA
Safety Features
No load detection
Indicated by error message on display
Sudden load change detection Indicated by error message on display
Overload/short circuit protection Automatic power limit
Input line protection Fuse on both hot and neutral
Auto power up after power failure User-selectable, setup values maintained
Safety Compliance EN-61010
EMI Conforms to CE standards for Emissions and
Immunity class A, tested only at 230V. See
Declaration of Conformity for details. TUV EMC
certification
Display Functions 3-digit LED displays voltage, current, or time
Function Modes Constant voltage, constant current, timer, pause
User-selectable automatic power-up after power
failure
Environmental
Operating Temperature 0–40°C
Humidity 0–95%, in the absence of condensation
Dimensions 25 cm (L) x 21 cm (W) x 8.5 cm (H)
Unit is stackable
Weight
1.1 kg
10