Characteristics and Specifications

3

Product Specifications

 

 

 

 

Table 3-3Electrical and mechanical specifications update per attached data sheet

 

 

 

 

 

 

U2751A

 

 

 

 

 

 

Without U2922A Terminal Block

 

With U2922A Terminal Block

 

Channels/configurations

4×8, 2

-wire

 

 

 

 

Switch type

Armature latching

 

 

 

 

 

 

Input characteristics (per channel)

 

 

 

 

Max volts1

 

 

 

 

Standalone

42 VDC/35 Vrms

 

Modular (Used with U2781A)

180 VDC/180 Vrms

 

 

 

 

Max transient voltage

300 Vrms

 

 

 

 

 

 

Max current

 

 

 

 

Switch current

2 A

 

 

Carry current

2 A

 

 

 

 

 

Power (W, VA)2

60 W, 62.5 VA

 

Volt-Hertz limit

108

 

 

General specifications

 

 

 

 

Thermal emf (differential)

<3 μV

 

 

 

 

Initial closed channel resistance

<1.5 Ω

 

 

 

 

DC isolation (ch-ch, ch-earth)

>10 GΩ

 

 

 

 

 

 

AC characteristics

 

 

 

 

Bandwidth3

45 MHz

 

30 MHz

 

Insertion loss

 

 

 

 

100 kHz

0.2 dB

 

0.2 dB

 

1 MHz

0.3 dB

 

0.3 dB

 

10 MHz

<2 dB

 

<2 dB

 

45 MHz

<3 dB

 

<4.5 dB

 

 

 

 

 

 

Capacitance

 

 

 

 

HI-LO

55 pF

 

85 pF

 

LO-Earth

35 pF

 

45 pF

 

 

 

 

 

 

Crosstalk at terminal block (ch-ch)3

 

 

 

 

300 kHz

–70 dB

 

1 MHz

–60 dB

 

20 MHz

–35 dB

 

45 MHz

–30 dB

 

 

 

 

 

 

U2751A User’s and Service Guide

41

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Image 57
Agilent Technologies U2751A manual Product Specifications