34970A Data Acquisition Control Unit Module Selection Guide

Model
Description
Speed
(Ch/Sec)
Max Voltage
Max Current
Comments

34901A

20-CH multiplexer (2/4-wire)

 60

300V

 1 A

2 current channels (22 ch. total); Built-in cold junction reference; Connects to internal DMM

34902A

 16-CH multiplexer (2/4-wire) 250 300V 50 mA Built-in cold junction reference; Connects to internal DMM

34903A

20-CH actuator/GP switch


120

300V

 1 A

Form C (SPDT) switches; No connection to internal DMM

34904A

4x8 matrix

120

 300V 1 A 2-wire, full crosspoint; No connection to internal DMM

34905A

2-GHz dual 1:4 RF mux, 50 ohm

60

42V

 0.7 A

1-GHz through provided BNC-to-SMB adapter cables; No connection to internal DMM
34906A
 2-GHz dual 1:4 RF mux, 75 ohm 60 42V 0.7 A 1-GHz through provided BNC-to-SMB adapter cables; No connection to internal DMM
34907A
 2 8-bit digital I/O ports; 26-bit, 100-kHz event counter; 2 16-bit analog outputs   42 V; +/1 12V 400 mA; 10 mA Open Drain; Gated, selectable input threshold; Earth referenced; Calibrated; No connection to internal DMM

34908A

40-CH single-ended multiplexer

60

 

 1 A

Common low, no 4-wire meas. Built-in cold junction reference; Connects to internal DMM

 

© Agilent Technologies, Inc. 2002