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manual U2751A User’s and Service Guide
Models:
U2751A
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Specifications
Product Characteristics
Install
attached data sheet
Warranty
Dimension
Maintenance
2 U2922A pin configuration
DIAGnosticRELayCYCLesCLEar @chlist
Send Commands To This Instrument
Page 14
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XIV
U2751A User’s and Service Guide
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Contents
Agilent U2751A USB Modular Switch Matrix
Agilent Technologies
User’s and Service Guide
Notices
Warranty
Safety Notices
C A U T I O N
Safety Symbols
U2751A User’s and Service Guide
General Safety Information
WA R N I N G
C A U T I O N
Environmental Conditions
U2751A User’s and Service Guide
Environmental conditions
Regulatory Markings
Product Category
Waste Electrical and Electronic Equipment WEEE Directive 2002/96/EC
Do not dispose in domestic household waste
The affixed product label is as shown below
2 Operation and Features
In This Guide…
VIII
3 Characteristics and Specifications
U2751A User’s and Service Guide
http//regulations.corporate.agilent.com/DoC/search.htm
Declaration of Conformity DoC
N O T E
U2751A User’s and Service Guide
Installation
Contents
General Maintenance
Product Dimensions
Switch Control
Chassis Installation
Power Up
Product Specifications
Switch matrix concept
Figure 1-1. 25-pin male DSub connector
U2922A dimensions
U2922A pin configuration
U2751A User’s and Service Guide
Electrical and mechanical specifications update per
attached data sheet
attached data sheet continued
List of Tables
U2751A User’s and Service Guide
U2751A DSub Connector
U2751A USB Modular Switch Matrix User’s and Service Guide
Installation
Chassis Installation
Introduction
1 Getting Started
Top View
Product at a Glance
Product Outlook
Bumpers
Power inlet
USB indicator Power indicator DSub connector
55-pin backplane connector USB inlet
Front View
105.00 mm 175.00 mm
Product Dimensions
Dimensions Without Bumpers
25.00 mm
41.00 mm
Dimensions With Bumpers
117.00 mm 180.00 mm
U2751A User’s and Service Guide
Standard Purchase Items
U2751A User’s and Service Guide
Initial Inspection
Inspection and Maintenance
General Maintenance
Electrical Check
U2751A User’s and Service Guide
Installation and Configuration
Installation
N O T E
Hard-disk space 1 GB
A. Check Your System
1 Getting Started
Disconnect any USB instruments or connectivity interface from your PC
B. Install the IO Libraries Suite
If you do not have the Agilent Automation-Ready CD, obtain the IO
U2751A User’s and Service Guide
1 Getting Started
C. Install the Module Driver
N O T E
D. Install the Agilent Measurement Manager
U2751A User’s and Service Guide
10 Fill in the Customer Information Form accordingly and click Next
N O T E
1 Getting Started
N O T E
E. Connect the Module to Your PC
U2751A User’s and Service Guide
Yes, this time only and click Next to proceed
U2751A User’s and Service Guide
1 Getting Started
N O T E
Select Ignore to disable the warning message
U2751A User’s and Service Guide
Go to Start Control Panel and double-click System
1 Getting Started
8 The Assign USB device alias window will appear. Each time the U2751A is plugged in, this dialog box will appear. To
N O T E
U2751A User’s and Service Guide
N O T E
10 The U2751A can also be connected remotely to the PC
1 Getting Started
F. Verify Your Module Connection
Send Commands To This Instrument
U2751A User’s and Service Guide
The IO Control will launch automatically when you start your PC
G. Launch Your Agilent Measurement Manager
N O T E
N O T E
For more information on how to use the Measurement Manager, refer to
U2751A User’s and Service Guide
1 Getting Started
Pin Assignments
U2751A DSub Connector
Figure 1-1 25-pin male DSub connector
Table 1-1 Pin assignments
N O T E
Figure 1-2 U2922A pin configuration
U2922A Terminal Block
1 Getting Started
Terminal block
Female DSub connector
Figure 1- 3 and Figure 1
Retractable cover
85.00 mm 23.00 mm
Figure 1-4 U2922A dimensions
Side View
90.00 mm 105.00 mm
terminal block during operation to avoid any
U2922A Terminal Block Installation
The maximum transient voltage is 300 Vrms
unexpected hazard
1 Getting Started
the housing
Jack screws of the U2922A
Snap-fit clasp of the retractable cover and
description
55-Pin Backplane Connector Pin Configuration
Figure 1-5 55-pin backplane connector pin configuration
U2751A User’s and Service Guide
Chassis Installation
1 Getting Started
Switch Control
Operation and Features
Power Up
SCPI Commands for System-Related Tasks
Power Up
2 Operation and Features
U2751A User’s and Service Guide
Switch Control
Figure 2-1 Switch matrix concept
2 Operation and Features
Agilent Measurement Manager Operation
Figure 2-2 Panel view of the Agilent Measurement Manager
Example 2, Break contact at channel
SCPI Commands
Example 1, Make contact at channel
Example 3, Make contact at channel 101
2 Operation and Features
Relay Cycle Counter
Figure 2-3 Panel view of the relay cycle counter
Agilent Measurement Manager Operation
Self-Test
Error Conditions
System-Related Operation
U2751A User’s and Service Guide
2 Operation and Features
SCPI Commands for System-Related Tasks
Example 4, Performing system-related tasks
Product Characteristics Product Specifications
Characteristics and Specifications
U2751A USB Modular Switch Matrix User’s and Service Guide
Agilent Technologies
POWER CONSUMPTION
Product Characteristics
3 Characteristics and Specifications
SAFETY COMPLIANCE
U2751A User’s and Service Guide
Product Specifications
Characteristics and Specifications
Input characteristics per channel
3 Characteristics and Specifications
General characteristics
Reassembly Instructions Contacting Agilent Technologies
Service Information
Checking Defective Relays Replaceable Parts Disassembly Instructions
U2751A USB Modular Switch Matrix User’s and Service Guide
N O T E
4 Service Information
Checking Defective Relays
device
Electrostatic Discharge ESD Precautions
Replaceable Parts
Disassemble the instruments in a static-free work area only
U2751A User’s and Service Guide
Disassembly Instructions
4 Service Information
Remove the screws and nuts as shown
Service Information
DIAGnosticRELayCYCLesCLEar @chlist
U2751A User’s and Service Guide
Separate the carrier and measurement board
Contacting Agilent Technologies
Reassembly Instructions
Types of Service Available
N O T E N O T E
Index
Index
Agilent Technologies
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