Agilent 34980A Multifunction Switch/Measure Unit
Page
Manual Part Number
General
Additional Safety Notices
Declaration of Conformity
Page
Contents
Measurement Units
Self-Test
Firmware Revision
Relay Cycle Count Scpi Language Version
Gpib Interface USB Interface LAN Interface
Low Frequency Multiplexer Switch Modules
General Purpose Switch Modules
Matrix Switch Modules
34938A 20-Channel High-Current GP Switch
34951T Terminal Block
Simplified Schematics
Introduction to the 34980A
Front Panel at a Glance
Rear Panel at a Glance
External Trigger Input Connector Male D-Sub
Rear Panel Connector Pinouts
Analog Bus Connector Female D-Sub
HOT
Annunciator Display Indicators
DMM
Front Panel Menu Reference
View
Instrument Rack Mounting
Introduction to the 34980A
Is located inside the rear cover of this manual
Mx+B Scaling Scanning Monitor Mode
Scpi Language Conventions
Rules for Using a Channel List
Routclos @10302005,1911
Stand-Alone DMM Mode
General Measurement Configuration
Overview of Measurement Modes
Remote Interface Operation
Scanning Mode
If you specify a chlist, the MEASure? command performs a
Which measurement mode you wish to use
Scan list
Specified channels independent of the present scan list
Analog Buses
Analog Bus connector as viewed from rear of instrument
Function
Measurement Functions
Measurement Range
Front Panel Operation DMM or Channel Configure Range
Measurement Resolution
Custom A/D Integration Time
PLC
Autozero
Front Panel Operation DMM or Channel Configure Auto Zero
Trigger delay
Trigger Delay
Resistance, RTD, Thermistor 2- and 4-wire
Automatic Trigger Delays
U T I O N
Safety Interlock
User-Defined Channel Labels
Module Configure Clear LABELS? YES
Front Panel Operation Channel Configure Channel Label
Front Panel Operation Module Configure Mode Next POWER-ON
Wire Versus 1-Wire Mode
Environmental Operating Conditions
Analog Bus and Internal DMM Considerations
Occurs. The pollution has no influence on insulation IEC
2nd Edition
Transients
Electrical Operating Conditions
High Energy Sources
Module inputs
Temperature transducers supported
Temperature Measurement Configuration
Measurement Units
Type thermocouple
Thermocouple Measurements
Thermocouple Type Bejknrst
RTD Measurements
DMM or Channel Configure Temperature Probe Type RTD4W RTD
RTD Type
RO 100 OHM
Thermistor Measurements
DMM or Channel Configure Temperature Probe Type Thermistor
DC Input Resistance
Voltage Measurement Configuration
DC input resistance
AC Low Frequency Filter
Front Panel Operation DMM or Channel Configure AC Filter
AC low frequency filter
Front Panel Operation DMM or Channel Configure Offset Comp
Resistance Measurement Configuration
Offset Compensation
Current Measurement Configuration
Low Frequency Timeout
Frequency Measurement Configuration
Low frequency timeout
Scaled Reading = Gain x Measurement + Offset
Mx+B Scaling
DMM or Channel Configure Scaling Gainoffsetunits
Rules for Scanning
Scanning
34980A User’s Guide
Adding Channels to the Scan List
Scan Configure Clear Scan LIST? YES
To Build a Scan List From the Front Panel
To Build a Scan List From the Remote Interface
Interval Scanning
Scan Trigger Source
Trigger-to-trigger interval
Front Panel Operation Scan Configure Interval Manual
Front Panel Operation Scan Configure Interval Scan Interval
Manual Scanning
External Scanning
Ext Trig Input connector as viewed from rear of instrument
Trigger Count
Front Panel Operation Scan Configure Interval External
Sweep Count
Front Panel Operation Scan Configure Sweep Count
Sweep count
Sample count for Scanning Mode
Sample count for Stand-Alone DMM Mode
Sample Count
Front Panel Operation Scan Configure Sample Count
Channel delay
Channel Delay
Front Panel Operation Channel Configure Channel Delay Time
Automatic Channel Delays
Front Panel Operation Channel Configure Channel Delay Auto
Reading Format
Relative Format Default
Non-Sequential Scanning
Viewing Readings Stored in Memory
Front Panel Operation View Readings
Monitor Mode
Front Panel Operation DMM or Channel Measure
Firmware Revision
System-Related Operations
Front Panel Operation Utility Firmware Revisions
Product Firmware Updates Instrument State Storage
Error Conditions
Front Panel Operation View Error Queue
Front-Panel Display Control
Self-Test
Front-Panel Number Format
This feature is available from the front panel only
Relay Cycle Count
Real-Time System Clock
Scpi Language Version
Calibration Security
Calibration Overview
To Unsecure the Instrument for Calibration
Front Panel Operation Utility Calibrate Unsecure
To Change the Security Code
To Secure the Instrument for Calibration
Front Panel Operation Utility Calibrate Secure
Front Panel Operation Utility Calibrate SET CAL Code
Front Panel Operation Utility Calibrate Count
Calibration Count
Front Panel Operation Utility Calibrate CAL Message
Calibration Message
Which is shipped with your 34980A
Remote Interface Configuration
USB Interface
Gpib Interface
LAN Interface
Front Panel Operation Utility Remote I/O Gpib Gpib Address
Agilent 34980A Web Interface
34980A Web Browser Interface
IP Address
Utility Remote I/O LAN LAN Settings Modify Dhcp
Auto-IP
Utility Remote I/O LAN LAN Settings Modify Dhcp OFF
Subnet Mask
Utility Remote I/O LAN LAN Settings Modify Dhcp OFF Auto IP
Default Gateway
Host Name
Utility Remote I/O LAN LAN Settings Modify . . . Host Name
DNS Server
Domain Name
Factory Reset State
Factory Reset State
Module Hardware Factory Reset State
Preset State
Instrument Preset State
Module Hardware Preset State
Features and Functions
Introduction to the Plug-In Modules for the 34980A
Means This
Slot and Channel Addressing Scheme
Interconnection Solutions Overview
General Considerations
Module Considerations
Adjacent channels
WA RN I N G
Before they reach the module or the Analog Buses
40/80-Channel Optically-Isolated FET Multiplexer
Low Frequency Multiplexer Switch Modules
On the module of interest
Low Frequency Multiplexer Switch Modules
MUX modules with Analog Bus connections have Analog Bus
Modules
Measurement Functions for the MUX Modules
Opening and Closing Channels
Scpi Programming Examples for the MUX Modules
Making Measurements
Querying and Clearing Cycle Count, and Resetting Modules
Configuring a Module
When using a command to configure the system, the new
Mode or 34923A-1W single-ended mode
Resets a module in slot 4 to its power- on state
Simultaneously
34980A User’s Guide 103
COM
34921A Simplified Schematic
Bank
34921A D-Sub Connectors
All modules that connect to the internal DMM are interlock
34921T Terminal Block
Further information
34922A 70-Channel Armature Multiplexer
34922A Simplified Schematic
34922A D-Sub Connectors
Shorted to enable the Bank 2 Analog Bus relays to close.
34922T Terminal Block
34923A 40/80-Channel Reed Multiplexer
Two-Wire Mode
To take effect
One-Wire Mode
Four-Wire Mode
Wire resistance measurements in 1-wire mode
Schematics on page 114
34923A Simplified Schematic for Two- or Four-Wire Mode
34980A User’s Guide 115
34923A D-Sub Connectors for Two- or Four-Wire Mode
Match the present module configuration
34923T-001 Terminal Block for Two- or Four-Wire Mode
Analog Buses
34923A Simplified Schematic for One-Wire Mode
34923A D-Sub Connectors for One-Wire Mode
Present module configuration
34923T-002 Terminal Block for One-Wire Mode
34924A 70-Channel Reed Multiplexer
122
34924A Simplified Schematic
34924A D-Connectors
34980A User’s Guide 125
34924T Terminal Block
Reverse, you must cycle power on the 34980A for
Two-Wire
Configuration to take effect
34925A 40/80-Channel Optically-Isolated FET Multiplexer
One-Wire
Four-Wire
Interlock Protection
Overvoltage Protection
34980A User’s Guide 129
COM
34925A Simplified Schematic for Two- or Four-Wire Mode
34925A D-Sub Connectors for Two- or Four-Wire Mode
34925T-001 Terminal Block for Two- or Four-Wire Mode
34925A Simplified Schematic for One-Wire Mode
34925A D-Sub Connectors for One-Wired Mode
34925T-002 Terminal Block for One-Wire Mode
136
Matrix Switch Modules
Have interlock pins on only their Bank 2 connectors
Matrix Switch Modules
2437
Scpi Programming Examples for the Matrix Modules
Derivation
Although the previous two examples show the same channel
Matrix 4 connect to the Analog Buses
For the 34933A will be either 34933A differential mode or
Reading Cycle Count and Resetting Modules to Power-On State
34933A-1W single-ended mode
Wiring Multiple 34933A Modules
Wiring Multiple 34931A or 34932A Modules
Linking Multiple Matrix Modules
34980A User’s Guide 143
34931A Dual 4x8 Armature Matrix
Are connecting matrices
Matrix
34931A Simplified Schematic
Matrix
34931A D-Sub Connectors
See page 138 for further information
34931T Terminal Block
For use with the 34931A module. See the following drawing
34932A Dual 4x16 Armature Matrix
Matrix
34932A Simplified Schematic
Module is facing you
34932A D-Sub Connectors
34932T Terminal Block
34933A Dual/Quad 4x8 Reed Matrix
154
34933A Simplified Schematic for Two-Wire Mode
34933A D-Sub Connectors for Two-Wire Mode
Doesnt match the present module configuration
34933T-001 Terminal Block for Two-Wire Mode
Connects to
34933A Simplified Schematic for One-Wire Mode
Matrices 3
Matrices 1
Buses. See page 138 for further information
34933T-002 Terminal Block for One-Wire Mode
162
General Purpose Switch Modules
Relays
General Purpose Switch Modules
34980A User’s Guide 165
Reading Jumper State and System Identity
34937A and 34938A Scpi Programming Examples
Command resets a module in slot 4 to its power- on state
34937A Simplified Schematic
34937A 32-Channel GP Switch
Threshold of 70 oC
Channel
34937A D-Sub Connectors
Microsoft Excel or Adobe Acrobat format
34937T Terminal Block
34938A Simplified Schematic
34938A 20-Channel High-Current GP Switch
Channel Pin Pins
34938A D-Sub Connectors
34938T Terminal Block
174
Simplified Schematic
RF Multiplexer Switch Modules
34941A and 34942A RF Multiplexer Switch Modules
Isolating Connector Banks
Installing SMA Connectors
Immediately prior to installing a cable on that connector
34941A and 34942A Scpi Programming Examples
DIAGnosticRELayCYCLes? @6101,6202
34941A and 34942A Simplified Schematic
180
Dual/Triple Microwave Switch Modules
34946A and 34947A Scpi Programming Examples
34946A and 34947A Dual/Triple Microwave Switch Modules
DIAGnosticRELayCYCLes? @6201
34946A and 34947A Simplified Schematics
Module 34951A Scpi Programming Examples
Channel Isolated D/A Converter with Waveform Memory Module
Remote-sensing terminals H Sense and L Sense
Recommended that you use remote-sensing. However, if
Module’s Clock Out cannot drive the line at the same time
Signal. However, both a user-supplied external clock
Signal is detected on ABus1
Waveform Mode
Level Mode
34951A Scpi Programming Examples
External Clock
External Trigger
Default security code is AT34980
Auto Calibration
Using this command will erase any downloaded waveforms
Configuring a DAC Module
Internal to the 34951A Module User-Supplied Connections
34951A Simplified Schematics
Internal to the 34951A Module
34951A D-Sub Connector Pinout
34951T Terminal Block
196
Multifunction Module
Multifunction Module with DIO, D/A, and Totalizer
34952A Multifunction Module
Enabled state, effectively creating a gate always condition
Digital Input/Output
Totalizer Input
Digital Input/Output
34952A Scpi Programming Examples
Totalizer
DAC Output
Configuring a Multifunction Module
DIO
34952A Simplified Schematic
Pin
Sub Connector
34952T Terminal Block