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What are my upgrade or replacement options for a Model 485?

質問:

What are my upgrade or replacement options for a Model 485?

回答:

Product(s) :
 Picoammeter: 485

 


Question : What are my upgrade or replacement options for a Model 485?


Answer: The Model 6485 Picoammeter is an excellent upgrade choice. Below is a comparison table:

 

Model 485
Model 6485

Measurement ranges

2nA - 2mA

2nA - 20mA

Voltage Burden

200 uV

200uV (1mV on 20mA range)

Reading Rate

3/sec

Up to 1000/sec

Digits

4.5

5.5

Analog Output

Yes

Yes

Battery Option

Yes

No

Buffer Size

100 samples

2500 samples

CE mark

only without GPIB

Yes

Input Connector

female BNC

female BNC

Additionally, the 6485 has both RS-232 and GPIB interfaces. It also supports both SCPI and a 485 emulation mode for bus control.

 

 


©Copyright 2003, Keithley Instruments, Inc.


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