Keithley 2700 Manuals

Manuals and User Guides for Keithley 2700. We have 3 Keithley 2700 manuals available for free PDF download: User Manual, Service Manual, Quick Start Manual

Keithley 2700 User Manual (462 pages)

multimeter/switch system

Brand: Keithley | Category: Multimeter | Size: 2 MB

Table of Contents
8
Getting Started

30
- General Information
  31
  - Warranty Information
    31
  - Contact Information
    31
  - Safety Symbols and Terms
    31
Getting Started

31
Closing and Opening Switching Module Channels

68
- Close/Open Overview
  69
- Switching Module Installation and Connections
  70
  - Module Installation
    70
  - Connections
    71
  - Pseudocards
    72
- Channel Assignments
  72
- System Channel Operation
  73
- Multiple Channel Operation
  80
- Identifying Installed Modules and Viewing Closed Channels
  92
  - CARD Menu
    92
  - Switching Module Queries (Remote Operation)
    94
    
    Figure 2-11 CARD Menu Tree
    94
    
    Opt
    94
    
    Route:close
    95
    
    Route:multiple:close
    95
    
    Route:multiple:close:state? <Clist
    95
    
    System:card Commands
    95
- Relay Closure Count
  96
  - Reading Relay Closure Count
    97
  - Setting Count Update Interval
    97
- Model 7700 Switching Module
  98
Basic DMM Operation

102
- DMM Measurement Capabilities
  103
- High Energy Circuit Safety Precautions
  104
- Performance Considerations
  105
  - Warm-Up
    105
  - Autozero
    105
  - LSYNC (Line Cycle Synchronization)
    106
  - Remote Programming - Autozero and LSYNC
    107
    
    Autozero and LSYNC Commands
    107
- Channel List Parameter (<Clist>)
  108
- Voltage Measurements (DCV and ACV)
  109
  - DCV Input Divider
    109
  - Connections
    109
    
    Front Panel Input
    110
    
    Model 7700 Switching Module
    111
  - Volts Measurement Procedure
    112
  - Crest Factor
    113
  - Low Level Considerations
    113
    
    Shielding
    113
    
    AC Voltage Offset
    114
    
    Thermal Emfs
    114
- Current Measurements (DCI and ACI)
  115
  - Connections
    115
    
    Front Panel Inputs
    115
    
    Model 7700 Switching Module
    116
  - Amps Measurement Procedure
    116
  - AMPS Fuse Replacement (Front Panel AMPS Input)
    117
- Resistance Measurements (Ω2 and Ω4)
  117
  - Connections
    118
    
    Front Panel Inputs
    118
    
    Model 7700 Switching Module
    119
    
    Cable Leakage
    120
    
    Shielding
    120
  - Standard Resistance Measurements
    120
  - Offset-Compensated Ohms
    121
    
    Enabling/Disabling Offset-Compensated Ohms
    122
    
    Performing Offset-Compensated Ohms Measurements
    122
- Temperature Measurements
  123
  - Thermocouples
    123
    
    Reference Junctions
    124
    
    Open Thermocouple Detection
    125
  - Thermistors
    125
  - 4-Wire Rtds
    126
  - Connections
    126
    
    Thermocouple Connections
    126
    
    Figure 3-8 Thermocouple Connections
    127
    
    Table 3-3 Color Codes — Thermocouple Wires
    128
    
    4-Wire RTD Connections
    129
    
    Thermistor Connections
    129
  - Temperature Measurement Conﬁguration
    130
    
    Thermocouple Temperature Measurement Conﬁguration
    130
    
    Description
    131
    
    Thermistor Temperature Measurement Conﬁguration
    131
    
    4-Wire RTD Temperature Measurement Conﬁguration
    132
    
    Description
    132
    
    Table 3-6 RTD Parameters
    132
  - Temperature Measurement Procedure
    133
- Frequency and Period Measurements
  134
  - Trigger Level
    134
  - Gate Time
    134
  - Connections
    135
    
    Front Panel Input
    135
    
    Model 7700 Switching Module
    135
  - Frequency and Period Measurement Procedure
    136
- Continuity Testing
  137
  - Connections
    137
    
    Front Panel Input
    137
    
    Model 7700 Switching Module
    137
  - Continuity Testing Procedure
    138
  - Remote Programming for Basic Measurements
    139
    
    Basic Measurement Commands
    139
    
    Table 3-8 Basic Measurement Commands
    140
    
    Basic Measurement Programming Examples
    145
    
    Example #1 - Continuous Triggering
    145
    
    Example #2 - One-Shot Triggering
    145
    
    Example #3 - Temperature Measurement Using Model 7700
    145
    
    Example #4 - Scan Conﬁguration (Model 7700)
    146
  - Measurement Queries
    146
    
    Fetch
    146
    
    Limitations
    146
    
    What It Does
    146
    
    Where Appropriate
    146
    
    Limitations
    147
    
    Measure[:<Function>]
    147
    
    Read
    147
    
    What It Does
    147
    
    When Appropriate
    147
    
    Limitations
    148
    
    What It Does
    148
    
    When Appropriate
    148
    
    [:Sense[1]]:Data:fresh
    148
    
    [:Sense[1]]:Data[:Latest]
    148
    
    Examples
    149
    
    One-Shot Reading, DC Volts, Bus Trigger, Auto Ranging
    149
    
    One-Shot Reading, DC Volts, no Trigger, Fastest Rate
    149
    
    One-Shot Reading, External Trigger, Auto Delay Enabled
    149
Range, Digits, Rate, Bandwidth, and Filter Range

150
- Measurement Ranges and Maximum Readings
  151
- Range
  
  151
  - Manual Ranging
    152
  - Auto Ranging
    152
  - Scanning
    152
  - Remote Programming - Range
    152
    
    Range Commands
    152
    
    Table 4-2 Range Commands
    153
    
    Range Programming Examples
    154
4 Range, Digits, Rate, Bandwidth, and Filter

153
- Digits
  154
  - Scanning
    154
  - Remote Programming - Digits
    155
    
    Digits Commands
    155
    
    Table 4-3 Digits Commands
    155
    
    Digits Programming Examples
    156
- Rate and Bandwidth
  156
  - Rate
    156
  - Table 4-4 Rate and Bandwidth Settings
    157
  - Bandwidth
    158
  - Scanning
    158
  - Remote Programming - Rate and Bandwidth
    159
    
    Table 4-5 Rate and Bandwidth Commands
    159
    
    Rate and Bandwidth Commands
    160
    
    Rate and Bandwidth Programming Examples
    161
- Filter
  162
  - Filter Characteristics
    162
    
    Filter Example
    164
    
    Filter Control and Conﬁguration
    165
    
    Scanning
    166
  - Remote Programming - Filter
    167
    
    Filter Commands
    167
    
    Table 4-6 Filter Commands
    167
    
    Filter Programming Examples
    169
Relative, Math, Ratio, Channel Average, and Db Relative

170
- Basic Operation
  171
- Relative
  
  171
  - Scanning
    172
5 Relative, Math, Ratio, Channel Average, and Db

173
- Remote Programming - Rel
  173
  - Rel Commands
    173
  - Table 5-1 Rel Commands
    173
  - Commands
    173
  - Rel Programming Examples
    175
- Math
  176
  - MX+B
    177
    
    MX+B Conﬁguration
    177
    
    MX+B Rel
    178
  - Percent
    178
    
    Percent Conﬁguration
    178
  - Reciprocal (1/X)
    179
    
    Reciprocal (1/X) Conﬁguration
    179
  - Basic Operation
    180
    
    Scanning
    180
  - Remote Programming - Math
    181
    
    CH = Switching Module Channel Number (Must be 2 Digits)
    181
    
    Channel List Parameter: <Clist> = (@SCH) Where: S = Mainframe Slot Number (1 or 2)
    181
    
    Math Commands
    181
    
    Table 5-2 Math Commands
    181
    
    Math Programming Examples
    183
- Ratio and Channel Average
  184
  - Basic Operation
    185
    
    Scanning
    186
  - Remote Programming - Ratio and Channel Average
    187
    
    (@101, 203) = Slot 1, Channel 1 and Slot 2, Channel 3
    187
    
    (@101:110) = Slot 1, Channels 1 through 10
    187
    
    Examples: (@101) = Slot 1, Channel
    187
    
    Ratio and Channel Average Commands
    187
    
    Db Conﬁguration
    188
    
    Ratio and Channel Average Programming Examples
    188
    
    Scanning
    189
  - Remote Programming - Db
    189
    
    Db Commands
    189
    
    Description
    189
    
    Table 5-4 Db Commands
    189
    
    The <Clist> Parameter Is Used to Conﬁgure One or more Channels for a Scan. each Channel in the <Clist> Must be Set to the Function
    189
    
    Programming Examples - Db
    190
Buffer

192
- Buffer Overview
  193
- Front Panel Buffer
  193
  - Auto Clear
    193
    
    Enabling/Disabling Buffer Auto Clear
    194
  - Timestamps
    194
    
    Conﬁguring Timestamp
    195
  - Storing Readings
    196
  - Recalling Readings
    197
    
    Average
    198
    
    Peak-To-Peak
    198
  - Buffer Statistics
    198
    
    Standard Deviation
    199
- Remote Programming - Buffer
  199
  - Buffer Commands
    199
6 Buffer

200
- Table 6-1 Buffer Commands
  200
- Programming Example
  205
Scanning

206
- Scanning Fundamentals
  207
  - Channel Assignments
    207
  - Sequential and Non-Sequential Scans
    208
  - Scan Process
    208
  - Trigger Models
    209
    
    Figure 7-1 Trigger Model with STEP Function
    210
    
    Figure 7-2 Trigger Model with SCAN Function
    211
    
    Control Sources
    212
    
    Idle
    212
    
    Delays
    213
    
    Device Action
    214
    
    Reading Count
    214
    
    Output Trigger
    215
- Scan Conﬁguration
  216
  - Saving the Conﬁgured Scan
    217
  - Scan Reset
    218
  - Simple Scan
    219
  - Advanced Scan
    220
    
    Advanced Scan Setup Notes
    220
    
    Advanced Scan Setup Procedure
    221
  - Setting Delay
    223
  - Monitor Channel
    223
  - Auto Channel Conﬁguration
    224
  - Saving Setup
    226
  - Auto Scan
    226
- Scan Operation
  227
  - Basic Scan
    227
  - Manual/External Trigger Scan
    228
  - Monitor Scan (Analog Trigger)
    229
- Remote Programming - Scanning
  231
  - Trigger Model
    231
  - Channel Setup
    232
  - Buffer
    232
  - Scanning Commands
    232
  - Table 7-1 Scanning Commands
    233
  - Scanning Programming Example
    237
7 Scanning

233
- Scanning Examples
  237
  - External Trigger Scan
    237
    
    Operation
    238
    
    Table 7-2 External Trigger Scan Example
    239
  - Monitor Scan
    240
    
    Operation
    240
    
    Figure 7-5 Monitor Scan Example
    241
    
    Table 7-3 Monitor Scan Example
    242
Triggering

244
- Trigger Model
  245
  - Idle
    245
  - Control Source and Event Detection
    246
  - Delay (Auto or Manual)
    246
  - Table 8-1 Auto Delay Settings
    247
  - Device Action
    248
  - Output Trigger
    248
8 Triggering

247
- Reading Hold (Autosettle)
  249
  - Hold Example
    249
    
    Beeper Control
    249
- External Triggering
  250
  - Digital I/O
    250
  - External Trigger
    251
  - Voltmeter Complete
    251
  - External Triggering Example
    252
    
    Model 2700
    253
    
    Model 7002
    253
    
    Figure 8-8 Operation Model for Triggering Example
    254
  - External Triggering with BNC Connections
    255
- Remote Programming - Triggering
  256
  - Trigger Model (Remote Operation)
    256
    
    Idle and Initiate
    256
    
    Figure 8-10 Trigger Model (Remote Operation)
    257
  - Trigger Model Operation
    258
  - Triggering Commands
    259
  - Programming Example
    261
Limits and Digital I/O

262
- Limits
  263
  - Figure 9-1 Default Limits
    263
  - Figure
    264
  - Basic Limits Operation
    265
    
    Beeper Settings
    265
    
    Enabling/Disabling Limits
    265
    
    Setting Limits
    265
  - Scanning
    265
- Digital I/O
  266
  - Digital Input (Trigger Link Input)
    266
  - Digital Outputs
    267
    
    Logic Sense
    268
    
    Master Limit Latch
    268
    
    Pulse Option
    268
    
    Sink Mode - Controlling External Devices
    269
    
    Controlling Externally Powered Relays
    270
    
    Figure 9-5 NAND Gate Control
    271
    
    Source Mode - Logic Control
    271
  - Setting Digital Output
    272
  - Table 9-1 OUTPUT Menu
    272
  - Scanning
    273
9 Limits and Digital I/O

272
- Remote Programing - Limits and Digital Output
  274
  - Limits and Digital Output Commands
    274
  - Limits and Digital Outputs Programming Example
    276
- Application - Sorting Resistors
  277
  - Limits
    277
  - Digital Outputs
    279
Remote Operations

280
- Operation Enhancements
  281
  - Pseudocards
    281
  - Autozero
    281
  - Db Calculation
    281
  - Separate Function Setups
    282
  - DCV Input Divider
    282
  - Multiple Channel Operation
    282
- GPIB Setup
  283
- GPIB Standards
  283
- Selecting GPIB and Setting Primary Address
  283
10 Remote Operations

284
- GPIB Connections
  284
- Figure 10-1 IEEE-488 Connector
  284
- Figure 10-2 IEEE-488 Connections
  285
- IEEE-488 Connector Location
  286
10 Remote Operations

287
- General Bus Commands
  287
  - REN (Remote Enable)
    287
  - IFC (Interface Clear)
    287
  - Table 10-1 General Bus Commands
    287
  - LLO (Local Lockout)
    288
  - GTL (Go to Local)
    288
  - DCL (Device Clear)
    288
  - SDC (Selective Device Clear)
    288
  - GET (Group Execute Trigger)
    288
  - SPE, SPD (Serial Polling)
    288
- Front Panel GPIB Operation
  289
  - Error and Status Messages
    289
  - GPIB Status Indicators
    289
    
    Lstn
    289
    
    Rem
    289
    
    Talk
    289
    
    Srq
    290
  - LOCAL Key
    290
- Programming Syntax
  290
  - Command Words
    290
    
    Commands and Command Parameters
    290
  - Query Commands
    292
  - Case Sensitivity
    292
  - Long-Form and Short-Form Versions
    293
  - Short-Form Rules
    293
  - Program Messages
    294
    
    Multiple Command Messages
    294
    
    Single Command Messages
    294
    
    Command Execution Rules
    295
    
    Command Path Rules
    295
    
    Program Message Terminator (PMT)
    295
    
    Using Common and SCPI Commands in the same Message
    295
  - Response Messages
    296
    
    Multiple Response Messages
    296
    
    Response Message Terminator (RMT)
    296
    
    Sending a Response Message
    296
  - Message Exchange Protocol
    296
  - RS-232 Interface Operation
    297
    
    Baud Rate
    297
    
    Sending and Receiving Data
    297
    
    Signal Handshaking (Flow Control)
    298
    
    Terminator
    298
    
    Selecting and Conﬁguring RS-232 Interface
    299
    
    RS-232 Connections
    300
    
    Error Messages
    301
    
    Table 10-3 PC Serial Port Pinout
    301
Status Structure

302
- Overview
  303
  - Status Byte and SRQ
    303
  - Status Register Sets
    303
  - Queues
    303
  - Figure
    303
  - Figure
    304
- Clearing Registers and Queues
  305
11 Status Structure

306
- Programming and Reading Registers
  306
  - Programming Enable Registers
    306
  - Figure 11-2 16-Bit Status Register
    306
  - Reading Registers
    307
9 Limits and Digital I/O

307
- Status Byte and Service Request (SRQ)
  307
  - Figure
    307
  - Status Byte Register
    308
  - Serial Polling and SRQ
    309
    
    SPE, SPD (Serial Polling)
    309
  - Service Request Enable Register
    309
  - Serial Poll Programming Example
    310
    
    SRQ When Buffer Fills with 500, 1000, 1500, and 1750 Readings
    310
  - Status Byte and Service Request Commands
    310
    
    Programming Example - Set MSS (B6) When Error Occurs
    310
- Status Register Sets
  312
  - Register Bit Descriptions
    312
    
    Figure 11-4 Standard Event Status
    312
    
    Standard Event Register
    312
    
    Figure 11-5 Operation Event Status
    314
    
    Operation Event Register
    314
    
    Measurement Event Register
    315
    
    Figure 11-6 Measurement Event Status
    316
    
    Questionable Event Register
    317
    
    Questionable Event Status
    317
  - Condition Registers
    318
  - Event Registers
    318
  - Table 11-3 Condition Register Commands
    318
  - Event Enable Registers
    319
    
    Programming Example - Program and Read Register Set
    319
    
    Table 11-5 Event Enable Registers Commands
    319
- Queues
  320
  - Output Queue
    320
  - Error Queue
    320
    
    Programming Example - Read Error Queue
    321
    
    Table 11-6 Error Queue Commands
    321
Common Commands

322
12 Common Commands

323
- Description
  323
- Table 12-1 IEEE-488.2 Common Commands and Queries
  323
- Description
  324
- Description
  325
SCPI Signal Oriented Measurement Commands

330
Format and Miscellaneous System Commands

338
- Format Commands
  339
  - Format[:Data] <Type>[,<Length>]
    339
    
    ASCII Data Format
    339
    
    Figure 14-1 ASCII Data Format
    340
    
    IEEE-754 Single Precision Format
    340
    
    Figure 14-2 IEEE-754 Data Formats
    341
  - Format:elements <Item List
    342
  - Format:border <Name
    343
14 Format and Miscellaneous System Commands

340
- Miscellaneous System Commands
  344
  - System:preset
    344
  - System:version
    344
  - System:key <Nrf
    344
  - System:beeper[:State] <B
    345
  - Figure 14-3 Key-Press Codes
    345
SCPI Reference Tables

346
- Reference Tables
  347
- Table 15-8 Trace Command Summary
  370
- Table 15-9 Trigger Command Summary
  371
- Table 15-10 UNIT Command Summary
  372
- Accuracy Calculations
  380
- Optimizing Measurement Accuracy
  382
  - DC Voltage, DC Current, and Resistance
    382
  - AC Voltage and AC Current
    382
  - Temperature
    382
- Optimizing Measurement Speed
  383
  - DC Voltage, DC Current, and Resistance
    383
  - AC Voltage and AC Current
    383
  - Temperature
    383
- Model 7700 Connection Guide
  
  384
  - Card Conﬁguration — Schematic
    385
B Model 7700 Connection Guide

386
- Figure B-1 Simpliﬁed Schematic for Model 7700
  386
- Connections and Wiring
  387
  - Screw Terminals
    388
  - Figure B-2 Screw Terminal Access
    388
  - Wiring Procedure
    389
  - Figure B-3 Model 7700 Screw Terminal Channel Designations
    389
  - Typical Connections
    390
  - Figure B-4 Wire Dressing
    390
  - Figure B-5 Thermocouple Connections
    390
  - Figure B-6 Ω2-Wire and Thermistor Connections
    390
  - Figure B-7 Ω4-Wire and RTD Connections
    390
  - Figure
    391
  - Figure B-8 Current Connections (AC or DC)
    392
  - Connection Log
    393
  - Table B-1 Connection Log Model 7700
    394
- Status and Error Messages
  
  396
100 C Status and Error Messages

397
- Table C-1 Status and Error Messages
  397
- Signal Processing Sequence and Data Flow
  
  405
  - Signal Processing Sequence
    405
    
    Basic Signal Processing
    405
    
    Signal Processing Using Instrument Features
    406
    
    Filter
    407
    
    Ocomp (Offset-Compensated Ohms)
    407
    
    Output Trigger Pulse (VMC)
    407
    
    Rel
    407
    
    Buffer
    408
    
    Limits
    408
    
    Math
    408
    
    Signal Processing Using Ratio or Ch Avg
    409
  - Data Flow (Remote Operation)
    410
    
    Sense and Sample Buffer
    411
    
    [Sens[1]]:Data:fresh
    412
    
    [Sens[1]]:Data[:Latest]
    412
    
    Fetch
    413
    
    Read
    413
    
    Calc3:Lim1:Fail
    414
    
    Calc3:Lim2:Fail
    414
    
    Calc[1]:Data:fresh
    414
    
    Calc[1]:Data[:Latest
    414
    
    Measure?
    414
    
    Trace:data
    414
    
    Calc2:Data
    415
    
    Calc2:IMM
    415
  - Continuous Measurement Mode
    415
  - Scanning
    416
  - Measurement Considerations
    418
    
    Thermoelectric Coefﬁcients
    419
    
    Thermoelectric Potentials
    419

Keithley 2700 Service Manual (174 pages)

Data Acquisition System

Brand: Keithley | Category: Multimeter | Size: 3 MB

Service Manual
3
Safety Precautions
5
Table of Contents
7
1 Performance Veriﬁcation

17
2 Calibration

49
3 Routine Maintenance

73
4 Troubleshooting

81
- Introduction
  82
- Repair Considerations
  82
- Power-On Self-Test
  82
- Front Panel Tests
  83
  - KEY Test
    83
  - DISP Test
    83
- Principles of Operation
  84
  - Power Supply
    84
    
    Figure 4-1 Power Supply Block Diagram
    84
    
    Table 4-1 Power Supply Components
    85
  - Display Board
    86
  - Figure 4-2 Digital Circuitry Block Diagram
    86
  - Digital Circuitry
    87
  - Analog Circuitry
    88
  - Rs-232 Interface
    88
  - Trigger Circuits
    88
  - Analog Circuitry Block Diagram
    89
- Troubleshooting
  91
- No Comm Link Error
  98
5 Disassembly

99
- Introduction
  100
- Handling and Cleaning
  100
  - Handling PC Boards
    100
  - Solder Repairs
    100
  - Static Sensitive Devices
    101
- Assembly Drawings
  101
- Disassembly Procedures
  102
  - Case Cover Removal
    102
  - Motherboard Removal
    102
  - Card Cage Removal
    103
  - Front Panel Disassembly
    104
  - Removing Power Components
    104
- Instrument Reassembly
  105
  - Input Terminal Wire Connections
    105
  - Power Module Wire Connections
    105
    
    Table 5-1 Input Terminal Wire Colors
    105
    
    Table 5-2 Power Module Wire Colors
    105
6 Replaceable Parts

107
- Parts Lists
  108
- Ordering Information
  108
- Factory Service
  108
- Component Layouts
  108
- DC Volts
  124
- DC Current
  124
- Ac Current
  125
- General Specifications
  127
Speciﬁcations

132
- Accuracy Calculations
  132
- Optimizing Measurement Accuracy
  134
  - DC Voltage, DC Current, and Resistance
    134
  - AC Voltage and AC Current
    134
  - Temperature
    134
- Optimizing Measurement Speed
  135
  - DC Voltage, DC Current, and Resistance
    135
  - AC Voltage and AC Current
    135
  - Temperature
    135
Calibration Reference

137
- Introduction
  138
- Command Summary
  138
- Miscellaneous Calibration Commands
  140
  - Code
    140
  - Count
    140
  - Init
    141
  - Lock
    141
  - Lock?
    142
  - Save
    142
  - Date
    143
  - Ndue
    143
- DC Calibration Commands
  144
  - Step1
    144
  - Step2
    145
  - Step3
    145
  - Step4
    145
  - Step5
    146
  - Step6
    146
  - Step7
    146
  - Step8
    147
  - Step9
    147
  - Step10
    147
  - Step11
    148
  - Step12
    148
- AC Calibration Commands
  149
  - Ac:step<N
    150
  - Manufacturing Calibration Commands
    151
    
    Ac:step<14|15
    151
    
    DC:step0
    151
  - Model 7700 Calibration Commands
    152
    
    Code
    153
    
    Count
    153
    
    Date
    154
    
    Init
    154
    
    Lock
    155
    
    Rcount
    155
    
    Save
    156
    
    Step0
    156
  - Remote Error Reporting
    157
    
    Calibration Error Summary
    157
    
    Error Summary
    157
    
    Error Queue
    159
    
    Generating an SRQ on Error
    159
    
    Status Byte EAV (Error Available) Bit
    159
  - Detecting Calibration Step Completion
    159
    
    Using the *OPC? Query
    159
    
    Using the *OPC Command
    160
    
    Generating an SRQ on Calibration Complete
    160

Keithley 2700 Quick Start Manual (52 pages)

Brand: Keithley | Category: Data Loggers | Size: 1 MB

Table of Contents
9
Getting Started

10
- Introduction
  10
- Measure and Switching Capabilities
  10
- Front and Rear Panels (Mainframe)
  12
- Power-Up
  15
- Edit Keys
  15
- Factory Defaults
  16
- Communication Interfaces
  16
- Start-Up Software
  18
- Trigger and Return Readings
  18
Front Panel Input Connections

19
Basic Measurements

21
- Measure Volts, Amps and Ohms
  21
- Measure Temperature
  23
- Measure Frequency and Period
  25
- Testing Continuity
  26
Optimizing Performance

27
- Warm-Up
  27
- Display Resolution (Digits)
  27
- Measurement Speed (Rate)
  28
- Filter
  29
- Line Cycle Synchronization (Lsync)
  31
- Autozero
  32
- Math Operations
  
  32
  - Relative (Rel)
    33
  - Math MX+B
    34
    
    Percent
    35
    
    Reciprocal (1/X)
    35
  - Ratio and Channel Average
    36
Buffer

38
- Storing and Recalling Readings
  38
  - Storing Readings
    38
  - Recalling Readings (and Statistics)
    38
Model 7700 Switching Module

41
- Input Connections and Measurements
  42
  - 2-Wire Measurements
    43
- Channel Assignments
  45
- Closing and Opening Channels
  46
- Simple Scanning
  48

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