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