用户手册 — National Instruments FP-RTD-122

目录

• FP-RTD-122 and cFP-RTD-122 Operating Instructions

  1
• Features

  1
• Installing the FP-RTD-122

  2
  • Figure 1. Installing the FP-RTD-122

    2
• Installing the cFP-RTD-122

  2
  • Figure 2. Installing the cFP-RTD-122

    3
• Wiring the [c]FP-RTD-122

  4
  • Table 1. Terminal Assignments

    4
• Taking RTD Measurements with the [c]FP-RTD-122

  4
  • Figure 3. [c]FP-RTD-122 Input Circuitry

    5
  • Taking Measurements from Three-Wire RTDs

    5
    • Figure 4. Three-Wire RTD Connections on One Channel

      5
  • Taking Measurements from Four-Wire RTDs

    5
    • Figure 5. Four-Wire RTD Connections on One Channel

      6
  • Taking Measurements from Two-Wire RTDs

    6
    • Figure 6. Two-Wire RTD Connections on One Channel

      6
• Measuring Resistance Directly

  6
• Converting Resistance Measurements to Temperature Measurements

  7
  • RTD Types

    7
    • Table 2. Callendar-Van Dusen Coefficients Used by the [c]FP-RTD-122

      8
• Three-Wire Compensation of Lead Resistance Errors

  8
• Status Indicators

  9
• Upgrading the FieldPoint Firmware

  10
• Isolation and Safety Guidelines

  10
• Specifications

  11
  • Input Characteristics

    11
  • Physical Characteristics

    12
  • Power Requirements

    12
  • Isolation Voltage

    12
  • Environmental

    12
  • Shock and Vibration

    13
  • Safety

    13
  • Electromagnetic Compatibility

    13
  • CE Compliance

    14
  • Mechanical Dimensions

    14
  • Figure 7. FP-RTD-122 Mechanical Dimensions

    14
• Where to Go for Support

  14