Performance |
Specification typical at 25°C ambient. Unless otherwise noted; testing was done in Current mode with a load = 500 μH +100 mΩ |
Peak Current Limit |
209 A |
Gain Linearity
(over input signal, from 0.2V to 5V) |
DC |
0.0125% |
AC |
0.030% |
Output Offset (adjustable to zero) |
Voltage Mode |
Less than ±400 μV |
Current Mode |
±5 mA |
Input Characteristics |
Three-Terminal Barrier Block Connector |
Balanced with ground; 20 kΩ differential |
BNC Connector |
Unbalanced; 10 kΩ single ended |
Max Input Voltage |
± 10 V balanced or unbalanced |
Common Mode Rejection |
-58 dB with 5 V input |
Output Impedance |
Current Mode (effective) |
2000 Ω |
Voltage Mode (typical) |
3 mOhm in Series with 2.23 μH |
Load |
Current Mode |
500 μH + 100 mΩ |
Adaptable Range |
5 μH to 2.5 H, 0.01 Ω to 20 Ω |
Current Mode Response |
-3 dB at 5 kHz (compensation dependent) |
Current Settling Time |
Ramp 0 A to ±50 A or ±50 to 0 A |
20 μs to within 1.0 A or 1% |
35 μs to within 200 mA, 0.2% |
Total Harmonic Distortion |
Current Mode |
Less than 0.1% |
Load |
500 μH + 100 mΩ |
Noise Floor (when Blanking circuit is enabled) |
5 μA or less |
DC Drift |
Self-Heating Drift, 0 to ±60 A |
5 mA/10 minutes maximum |
Noise Output |
10 Hz to 1 kHz |
0.2 mA |
1 kHz to 60 kHz |
0.05 mA |
Ripple Noise Output |
None |
Slew Rate, Voltage Mode |
41 V/μs |
Remote Control and Monitoring
(back-panel D connector) |
Current Monitor |
± 1 V / 20 A ± 1% |
Reporting |
System Fault, Over Temp, Over Voltage, Over Load |
Control |
Force to Standby, Remove from Standby, Reset after a Fault |
Amplifier Protection |
Over Load/Distortion (IOC) |
Shutdown or clipped output |
Current vs Time (ODEP) |
Clipped output |
Each heat sink temperature |
Shutdown 105°C |
Overvoltage Shutdown |
229 VAC / 440 VAC |
Undervoltage Shutdown |
187 VAC / 360 VAC |
Status Indicators (front panel) |
LEDs indicate a status of Run, Ready or Standby, and Fault, Over Temp, Over Voltage, and Over Load conditions |
Controls (front panel) |
Soft Touch Switches |
Run (Enable), Stop and Reset functions |
Controls (back panel) |
AC Mains Switch and Circuit Breaker |
Dual-function power switch and circuit breaker; rating: 30A for 208 volts or 15A for 400 volts. Turn off and then back on to reset. |
Connectors (back panel) |
Power Connection |
NEMA-style locking receptacle; matching AC connector also included |
Signal Output |
4-position terminal barrier block (OUTPUT/COMMON/ SAMPLED COMMON/CHASSIS GROUND); resistor between SAMPLED COMMON and CHASSIS GROUND terminals is a 2.7-ohm, 2W, 5%, metal-oxide resistor |
Signal Input |
User-selectable unbalanced BNC or balanced Barrier Strip |
Interlock I/O Connection: |
25-pin D connector provides for remote monitoring and control functions |
Power Requirements |
Three-phase, 208 VAC ±10%, 47-60 Hz, 30 Amp AC service; (400 VAC ±10%, 15 Amp service model available) |
Thermal Requirements |
Operating Temperature |
+10°C to +50°C (+50°F to +122°F). Maximum output power de-rated above 30° C (86°F). |
Storage |
-30°C to +85°C (-22°F to +185°F) |
Humidity |
70% or less, non-condensing |
Physical Characteristics |
Dimensions |
19“ L x 12.25“ H x 22.8“ D (48.3 cm L x 31.1 cm H x 57.9 cm D). |
Cooling |
Forced air cooling from front to back through removable filters via four 100 CFM fans. No space is required between rack-mounted amplifiers. Air filters are removable from the rear via one fastener per side and may be eliminated if cabinet filtration is provided. |
Airflow |
600CFM |
Weight |
153 lbs (69 kg) |
Shipping Weight |
158 lbs (71.7 kg) |