Sorry, this family of products is no longer available.
698A Baratron® 0.1-1000 Torr 45°C Heated Reference Differential Capacitance Manometers
Overview
This product is no longer available, and has been replaced by the AD06A Baratron® Differential Pressure Sensor.
Specifications
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TypePressure Transducer
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Sensor TypeReference Capacitance Manometer
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Measurement TypeDifferential
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Full Scale Pressure Ranges0.1, 1, 10, 100, 1000 Torr
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Sensor TemperatureControlled to 45°C
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Fitting TypeSwagelok 4 VCR® female
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Resolution1x10-6 of Full Scale
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CalibrationUnidirectional or Bidirectional
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Electrical Connector15-pin D-sub
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Zero Temperature Coefficient1-1000 Torr Ranges: 15 PPM, Full Scale/°C (at 0.12% of Rdg accuracy)
0.1 Torr range: <30 PPM, Full Scale/°C -
Span Temperature Coefficient1-1000 Torr Ranges: 0.002% Reading/°C
0.1 Torr Range: <0.010% Reading/°C -
Maximum Line Pressure150 psig
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Materials Exposed to Process GasesInconel® and 304 stainless steel
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Reference Side (PR) Media CompatibilityAny dry gas compatible with Inconel®, 304/306 SS, Fosterite, Palladium
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Measurement Side (Px) Media CompatibilityAny gas compatible with Inconel®, 304 stainless steel
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VolumeMeasurement Side (Px): 3.5 cc
Reference Side (PR): 25 cc -
Time Constant with Signal ConditionerFast Position: 25 ms
Standard Position: 40 ms
Slow Position: 400 ms
Resources
Manuals
- 690A, 698A Baratron® Heated Capacitance Manometer Manual (408.1 kB, PDF)
Drawings & CADs
- 698A Baratron® Capacitance Manometer Dimensional Drawing (92.6 kB, PDF)
Literature
- HighAccuracyBaratronSelectionGuide-DS.pdf (218.8 kB, PDF)
Ultra-High Velocity