1. Products
  2. Baratron® Capacitance Manometers
  3. High Performance Pressure Transducers
  4. High Temperature Absolute Pressure Transducers
  5. 631D 1-1000 Torr Heated (150 or 200°C) Absolute Baratron® Capacitance Manometer

Sorry, this product is no longer offered for sale. The recommended replacement product is 631f-heated-absolute-capacitance-manometers.

631D 1-1000 Torr Heated (150 or 200°C) Absolute Baratron® Capacitance Manometer

Model: 631d-heated-absolute-capacitance-manometers

631D 1-1000 Torr Heated (150 or 200°C) Absolute Baratron® Capacitance Manometer

Model: 631d-heated-absolute-capacitance-manometers

631d 1-1000 torr, heated absolute baratron capacitance manometer

Technical Specs

  • Type
    Pressure Transducer
  • Sensor Type
    Capacitance Manometer
  • Measurement Type
    Absolute
  • Full Scale Pressure Ranges
    1, 2, 10, 30, 100, and 1000 Torr
  • Sensor Temperature
    Controlled to 150°C or 200°C
  • Accuracy
    0.50% of Reading
  • Analog Output
    0-10 VDC into >10 kΩ load
  • Analog Connector
    15-pin D-sub
  • Trip Relays
    Two internally mounted process pressure trip relays independently adjustable from 0.5% to 100% of full scale range
  • Resolution
    0.01% of Full Scale
  • Zero Temperature Coefficient
    150°C Versions:0.004% FS/°C (0.008% Full Scale/°C for 1 Torr range)
    200°C Versions: 0.008% FS/°C (0.016% Full Scale/°C for 1 Torr range)
  • Span Temperature Coefficient
    0.02% of Reading/°C
  • Response Time
    50 msec
  • Warm-up Time
    4 hours
  • Internal Volume
    6.3 cc
  • Ambient Operating Temperature
    15° to 50°C
  • Overpressure Limit
    45 psia (310 kPa)
  • Materials Exposed to Process Gases
    Inconel® or Incoloy® nickel alloys
  • Power Requirements
    ±15 VDC (±5%) @ 1.0 amps max.
  • Ambient Airflow Requirements
    150°C Versions: 50 ft/min for ambient temperatures of 45-50°C
    200°C Versions: 150 ft/min for ambient temperatures of 45-50°C
  • Compliance
    CE

Technical Specs

  • Type
    Pressure Transducer
  • Sensor Type
    Capacitance Manometer
  • Measurement Type
    Absolute
  • Full Scale Pressure Ranges
    1, 2, 10, 30, 100, and 1000 Torr
  • Sensor Temperature
    Controlled to 150°C or 200°C
  • Accuracy
    0.50% of Reading
  • Analog Output
    0-10 VDC into >10 kΩ load
  • Analog Connector
    15-pin D-sub
  • Trip Relays
    Two internally mounted process pressure trip relays independently adjustable from 0.5% to 100% of full scale range
  • Resolution
    0.01% of Full Scale
  • Zero Temperature Coefficient
    150°C Versions:0.004% FS/°C (0.008% Full Scale/°C for 1 Torr range)
    200°C Versions: 0.008% FS/°C (0.016% Full Scale/°C for 1 Torr range)
  • Span Temperature Coefficient
    0.02% of Reading/°C
  • Response Time
    50 msec
  • Warm-up Time
    4 hours
  • Internal Volume
    6.3 cc
  • Ambient Operating Temperature
    15° to 50°C
  • Overpressure Limit
    45 psia (310 kPa)
  • Materials Exposed to Process Gases
    Inconel® or Incoloy® nickel alloys
  • Power Requirements
    ±15 VDC (±5%) @ 1.0 amps max.
  • Ambient Airflow Requirements
    150°C Versions: 50 ft/min for ambient temperatures of 45-50°C
    200°C Versions: 150 ft/min for ambient temperatures of 45-50°C
  • Compliance
    CE

Resources & Downloads

Need help?

Contact an Applications Specialist by sending us an email