Fluke Calibration’s constant volume valve is a pneumatically actuated needle valve with a return line connecting the inlet to a coaxial compensator. Needle displacement is matched by an equal and opposite volume displacement on the compensator.
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Fluke Constant Volume Valve
The constant volume valve is used in piston gauge crossfloats and other applications in which two high pressures need to be disconnected and reconnected with minimal purturbations on either side.
Categories: Fluke Calibration Equipment, Pressure Calibration
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Fluke 726 Precision Multifunction Process Calibrator
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- Frequency up to 15kHz
- RTD and thermocouple compatible
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- Delivers mA accuracy of 0.02%
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Fluke 787B Process Meter
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- 20 mA dc current source/measure/simulate
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Fluke 719-30G Electric Pressure Calibrator, 30 PSI
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- Fluke 719 100G
- Range: -12 to 120 PSI
- Resolution: 0.01 PSI
- Accuracy: up to 0.025%
- mA:
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- Accuracy: 0.015 % Rdg + 2 counts
- Max load: 1000Ω; 750 Ω ohm in HART mode
- Pump to:
- 30 PSI in less than 15 seconds (1m of 1/8″ test hose)
- 100 PSI in less than 45 seconds (1m of 1/8″ test hose)
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- Pump life: 20,000 calibration cycle
- Safety: CSA C22.2 No. 1010.1:1992
- EMC: EN50082-1:1992 and EN55022:1994 Class B
Fluke 709H Precision mA Loop Calibrator with HART Communications
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- Provides intuitive user interface with Quick-Set knob for fast setup
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- Features 24 V DC loop power with mA measure mode (-25% to 125%)
Fluke Calibration 1524 Dual Channel Reference Thermometer
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Features
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- Resistance: 0.1 to 1.5%
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Fluke 712B RTD Temperature Calibrator
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- Operating temp: 14 to 122°F (-10 to 50°C)