Femto / Picoammter | Electrometer / High resistance meter | |||
Model | B2981B | B2983B | B2985B | B2987B |
Resolution | 6-1/2 digits | 6-1/2 digits | 6-1/2 digits | 6-1/2 digits |
Current measurement | 0.01fA - 20mA | 0.01fA - 20mA | 0.01fA - 20mA | 0.01fA - 20mA |
Minimum range | 2pA | 2pA | 2pA | 2pA |
Resistance measurement | Up to 10P ohm | up to 10P ohm | ||
Voltage measurement | 1uV - 20V | 1uV - 20V | ||
Input resistance | >200T ohm | >200T ohm |
Femto / Picoammter | Electrometer / High resistance meter | |||
Model | B2981B | B2983B | B2985B | B2987B |
Resolution | 6-1/2 digits | 6-1/2 digits | 6-1/2 digits | 6-1/2 digits |
Current measurement | 0.01fA - 20mA | 0.01fA - 20mA | 0.01fA - 20mA | 0.01fA - 20mA |
Minimum range | 2pA | 2pA | 2pA | 2pA |
Resistance measurement | Up to 10P ohm | up to 10P ohm | ||
Voltage measurement | 1uV - 20V | 1uV - 20V | ||
Input resistance | >200T ohm | >200T ohm | ||
Charge measurement | 1fC - 2uC | 1fC - 2uC | ||
Temp measurement | Y | Y | ||
Humidity measurement | Y | Y | ||
Voltage source | up to 1,000V | up to 1,000V | ||
Minimum resolution | 700uV | 700uV | ||
Maximum reading rate | 20,000 rdg/s | 20,000 rdg/s | 20,000 rdg/s | 20,000 rdg/s |
Battery operation | Y | Y | ||
Remote interface | USB,LAN, GPIB |