Fluke 2625A manuals

197 pages900.31 Kb

2LIMITED WARRANTY & LIMITATION OF LIABILITY
3Table of Contents
- 62620A/2625A
7List of Tables
9List of Figures
- 10Caution
- Interference Information
- Declaration of the Manufacturer or Importer
- Bescheinigung des Herstellers/Importeurs
  - Safety Terms in this Manual
  - Symbols Marked on Equipment
  - 11 Warning To avoid electric shock:
- 13Getting Started
  - Introduction
  - The Basics
  - Turning On the Instrument
  - Setting Up a Channel
  - 14Selecting the Scan Data Destination
  - 15Taking Measurements
  - 16Viewing Minimum, Maximum, and Last Data Values
  - Chapter 1
- 19Introduction
  - 21The Hydra Series II Data Acquisition Unit
  - The Hydra Series II Data Logger
  - Options and Accessories
    - Applications Software
    - IEEE-488 Interface Assembly
    - Connector Set (2620A-100)
      - 221-4
      - Introduction Where to go From Here
        1-5
    - Accessories
      - Accessories available for the instrument are described in Table 1-2.
  - 23Where to go From Here
  - Chapter 2
- 25Overview
  - 27Setting Up the Instrument
    - Unpacking and Inspecting the Instrument
    - Adjusting the Handle
    - 28Line Power
    - Front/Rear Panel Features
      - 29Overview Setting Up the Instrument
        Figure 2-2. Front Panel
        2-5
      - 31Overview Setting Up the Instrument
        2-7
        322-8
    - Input Channels
  - 33Operating Modes
  - Turning the Instrument On
  - 34Front Panel Display
  - Reading the Display
    - Left Display
    - Right Display
    - Specific Annunciators
  - 35Front Panel Buttons
    - Selecting a Channel
    - Using the Buttons
  - 36Setting up a Channel
  - 38Setting Alarm Limits and Mx+B Scaling Values
    - Alarm Limits
    - Mx+B Scaling
  - 39Setting the Scan Interval
  - 40Using the Monitor Function
  - Using the Scan Function
  - Reviewing Channel Data
  - 41Viewing the Totalizer Count
  - Using External DC Power
  - Chapter 3
- 43Operating the Instrument from the Front Panel
  - 45Operating Modes
  - 46Other Displayed Data
  - What is the Present Configuration?
    - If Power is Interrupted
    - If the Configuration is Reset
  - Channel Configuration
    - Selecting Channel, Function, and Range
      - 49Channel Configuration
        3-7
        503-8
    - 51Setting Alarms Alarm Limits
      - 3-10
      - S or T
    - 52Alarm Indications
    - 53Resetting Alarm Conditions
    - Using the Digital I/O Lines
    - 54Mx+B Scaling
  - 56Instrument Configuration
    - Entering and Changing Numeric Values
    - 57Selecting Scan Interval
    - Selecting the Measurement Rate
    - 58Triggering
    - External Triggering
    - Changing the Temperature Unit
    - Setting Date and Time of Day
  - 59Measurement Connections
    - 60DC Volts, AC Volts, Frequency, and Thermocouples
      - 61Measurement Connections
        3-19
        STRAIN RELIEF
        Figure 3-2. Input Module Connections
    - 62Resistance and RTD
      - 63Measurement Connections
        Figure 3-3. 2-Terminal and 4-Terminal Connections
        3-21
  - 64Totalizing
    - General
    - Connections
  - Review Array
  - 65List Button Functions
    - 3-24
    - to abort a printout while it is occurring.
    - 66The Hydra Series II Data Logger can hold 2047 scans, with each scan containing 21 channels of data.
    - D
      - Table 3-16. List Button Operation (Note1) (Note 2) (Note 3) Press these buttons: LG
    - E
      - To select from these choices:
      - LASt StorE
    - C
  - 67Autoprint
  - Memory Storage
  - 68Front Panel Lock out Conditions
    - Front Panel Review Only Function
    - Front Panel Monitor Only Function
    - Computer Interface-Initiated Lockouts
  - 69REM Annunciator
  - Calibration
  - Chapter 4
- 71Using the Computer Interface
  - Front Panel and Computer Interface Operations
  - Types of Computer Interface
  - 73Using the RS-232 Computer Interface
    - 74Setting Communication Parameters (RS-232)
    - 75Autoprint and Memory Storage (RS-232)
    - Autoprint: Computer Interface Control
    - Autoprint: Output Format
    - 76Memory Storage: Computer Interface Control
    - Memory Retrieval
    - 77Memory Full Operation
    - Clearing Memory
    - Cabling the Instrument to a Host or Printer (RS-232)
    - 78Installation Test
    - RS-232 Information Character Echoing
    - Character Deletion
    - Device Clear Using Ctrl C
    - RS-232 Prompts
    - Sample Program Using the RS-232 Computer Interface
  - 79Using the IEEE-488 Interface
    - IEEE-488 Operating Limitations
    - Installing the IEEE-488 Interface
      - 804-10
        Figure 4-2. Sample Program
      - 81Using the IEEE-488 Interface
        4-11
    - 82Enabling the IEEE-488 Interface
    - Installation Test
  - 83General Information (RS-232 and IEEE-488)
    - How the Instrument Processes Input
    - 84Input Strings
    - Input Terminators
    - Typical Input Strings
      - 85General Information (RS-232 and IEEE-488)
        Figure 4-3. Typical Input Strings
        4-15
    - 86Sending Numeric Values to the Instrument (RS-232 and IEEE-488)
    - Sending Input Strings to the Instrument
    - How the Instrument Processes Output
    - 87Service Requests (IEEE-488 only) and Status Registers
    - 89Event Status and Event Status Enable Registers
    - Status Byte Register
    - 90Reading the Status Byte Register
    - 91Service Request Enable Register
    - Instrument Event Register
  - 92Computer Interface Command Set
  - Chapter 5
- 117Additional Considerations
  - 119Measurement Rate
  - Advanced Trigger Mechanisms
    - Front Panel Trigger Control
    - Computer Interface Trigger Control
    - 120Both External and Monitor Alarms Disabled (Type 0)
    - External Trigger Enabled (Type 1)
      - Additional Considerations Advanced Trigger Mechanisms
    - 121+
      - Figure 5-1. External Trigger Timing
      - 5-5
      - Monitor Alarm Enabled (Type 2)
  - 122Thermal Voltages
  - When Measuring Resistance or Temperature (RTD)
    - 123Additional Considerations When Measuring Resistance or Temperature (Rtd)
      - Figure 5-2. 2T and 4T-Connections
      - 5-7
  - 124True RMS Measurements
    - Effects of Internal Noise in AC Measurements
    - Waveform Comparison (True RMS vs Average Responding)
  - 125Making Mixed Measurements
    - 126*
      - *
        Figure 5-3. Comparison of Common Waveforms
      - 5-10
  - 127Using Shielded Wiring
    - General Rule
    - Alternate Suggestions
    - Non-Isolated Sensor Configuration
    - Isolated and Shielded Sensor Configuration
    - WWarning
      - 128In More Detail
  - Chapter 6
- 129Maintenance
  - 131Cleaning
  - Line Fuse
  - Self-Test Diagnostics and Error Codes
  - 132Performance Tests
    - 1346-6
    - 135Accuracy Verification Test
    - Channel Integrity Test
      - 1366-8
    - 137Thermocouple Measurement Range Accuracy Test
    - 1384-Terminal Resistance Test
    - 139Thermocouple Temperature Accuracy Test
      - 1406-12
        SENSE
        Figure 6-2. 4-Terminal Connections to 5700A
        SOURCE SOURCE
    - 141Open Thermocouple Response Test
    - 142RTD Temperature Accuracy Test
    - RTD Temperature Accuracy Test (Using Decade Resistance Source)
    - 143RTD Temperature Accuracy Test (Using DIN/IEC 751)
    - Digital Input/Output Verification Tests
    - 144Digital Output Test
    - Digital Input Test
    - 145Totalizer Test
    - 146Totalizer Sensitivity Test
    - 147Dedicated Alarm Output Test
    - 148+
      - 6-20
        Figure 6-4. Dedicated Alarms Output Test
      - External Trigger Input Test
      - +
  - 149Calibration
  - 150Variations in the Display
  - Service
  - Appendix A
- 153Specifications
  - Accuracies at Ambient Temperatures Other Than Specified
  - Response Times
  - 154DC Voltage Inputs
    - A-3
  - 155Thermocouple Inputs
    - 156A-4
    - Appendices
      - A-5
    - Input Impedance
      - 100 M minimum in parallel with 150 pF maximum
    - Common Mode and Normal Mode Rejection
      - See Specifications, DC Voltage Inputs
    - Cross-Talk Rejection
      - Refer to Appendix D
    - Open Thermocouple Detect
  - 157RTD Inputs
    - Type
      - DIN/IEC 751, 100e Platinum (385)
    - 2-Wire Accuracy
    - Maximum Current Through Sensor
    - Typical Full Scale Voltage
    - Maximum Open Circuit Voltage
    - Maximum Sensor Temperature
    - Cross-talk Rejection
  - 158AC Voltage Inputs
    - 159A-7
      - 1 Year Accuracy (% V) Range Frequency 18C to 28C0C to 60C
    - Appendices
      - A-9
  - 161Ohms Inputs
    - Refer to Appendix D.
    - 2-Wire Accuracy
    - Input Protection
      - 300V dc or ac rms on all ranges
    - Cross-Talk Rejection
  - 162Frequency Inputs
    - A-11
  - 163Typical Scanning Rate
  - 164Maximum Autoranging Time
  - Totalizing Input
  - Digital Inputs
  - 165Trigger Input
  - 166Digital and Alarm Outputs
  - Real-Time Clock and Calendar
  - Environmental
  - 167General
    - Power
    - Standards
    - RS-232-C
  - 1682625A Data Storage
  - 2620A Options
    - IEEE-488 (Option -05k)
    - "
    - '
  - -
  - .
  - /
  - &
  - ^
  - 170_
  - KEY
  - ASCII & BUS CODES
    - Appendix C
- 171IEEE-488.2 Devise Documentation Requirements
  - Implementation of IEEE Standard 488.2-1987
- 175C
  - Appendix D
  - 177Making Mixed Measurements
    - Signal Cross Talk in a DC Voltage Channel
    - 178AC Signal Cross Talk Into an AC Voltage Channel
      - VACrms crosstalk Frequency crosstalk
        VACrms crosstalk
      - () () ()
    - AC Signal Cross Talk Into an Ohms Channel
    - AC Signal Cross Talk Into a Frequency Channel
- 179D
  - AC Signal Crosstalk Into a Temperature Channel
    - Cerror VACrmscrosstalk
  - Appendix E
  - 181Binary Upload of Logged Data (LOG_BIN?) (2625A only)
    - Decoding the ASCII String
      - 182E-2
- 183E
  - Floating Point Conversion
  - 184Example
    - Binary Upload of Logged Data (LOG_BIN?) (2625A only)
- 185E
  - Figure E-2. Floating Point Conversion
  - E-5
  - 186E-6
  - Appendix F
  - 187RS-232 Cabling
    - Connections
    - Cables
      - 188F-2
      - Figure F-1. Summary of RS-232 Connections
      - 189F-3
        Figure F-2. Hydra (DB-9) to PC (DB-9) RS-232 Connection (Generic)
      - 190F-4
        Figure F-3. Hydra (DB-9) to PC (DB-25) RS-232 Connection
      - 191F-5
        Figure F-4. Hydra (DB-9) to Modem (DB-25) RS-232 Connection
      - 192F-6
        Figure F-5. Hydra (DB-9) to Printer (DB-25) RS-232 Connection
      - 193F-7
        Figure F-6. RS-232 DB9 and DB-25 Connectors
      - 195Hydra Configuration Record
196Index
- 2
- 4
- A
- B
- C
- D
- E
- F
- 197G
- H
- I
- L
- M
- O
- P
- R
- S
- T
- U
- V
- W

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