Pearson   8440 电流监测器
型号：8440
Sensitivity 1.0 Volt/Ampere ±1%
Output resistance 500 Ohm 
Maximum peak current 500 Ampere 
Maximum rms current 75 Ampere 
Droop rate 3 %/millisecond
Useable rise time 350 nanoseconds
Current time product 0.25 Ampere-second*
Low frequency 3dB cut-off 4 Hz (approximate)
High frequency 3dB cut-off 1 MHz (approximate)
I/f figure 1.5 peak Amperes/Hz
Shielding Double
Output connector BNC
Operating temperature 0 to 65 oC
Weight 18.1 pounds